B/gcvs General Catalogue of Variable Stars (Samus+, 2007-2017)

B/gcvs/gcvs_rem.dat GCVS remarks (15990 records)

GCVS
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Text
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R And SiO maser.
S And SN (NGC 224).
W And SiO maser.
Z And Outbursts, average cycle 8400d. Porb = 758.8d, it reveals itself in
Z And photometry during the low state. A quasi-period, P1, about 656d is
Z And present during the outbursts. The beat period between Porb and P1,
Z And about 5500d, is also found in the photometric data.
RS And H2O maser.
RT And P varies, current elements are given.
RU And P varies strongly.
RX And Porb = 0.209893d.
RY And OH, H2O maser.
SS And P2 = 650d, P3 = 3800d.
SU And VB A (B 12.77m, F0V:, 15").
SV And SiO maser.
SW And [Fe/H] = -0.24. P varies, current elements are given. According to
SW And [N0037], Max = 2435249.25744 + 0.442270491d*E - 1.032 x
SW And 10^{-10}E*E.
SY And d = 0.027P.
TW And P varies, current elements are given. d = 0.020P. P varies, current
TW And elements are given.
TX And Recent observations in the AAVSO database suggest type LB.
UU And The depth of MinII is 0.2m R. P varies, current elements are given.
VX And The mean brightness varies with P = 904d.
WW And The depth of MinII is 0.16m.
WX And d = 0.03P. P varies, current elements are given.
WY And [Fe/H] = -1.0.
WZ And P varies, current elements are given. Min II 11.61.
XX And P varies, current elements are given. [Fe/H] = -1.94. Blazhko
XX And effect with a 36-day period [03111].
XY And [Fe/H] = -0.92.
XZ And P varies in a complex manner, current elements are given.
ZZ And [Fe/H] = -1.58.
AB And P varies, current elements are given. The light curve shape varies.
AC And A triple-mode pulsator. The table gives the light elements for the
AC And fundamental-mode pulsations. First overtone: Max = 2428009.45 +
AC And 0.5251342d*E; second overtone: Max = 2428009.69 + 0.4210572d*E.
AC And [Fe/H] = -1.16.
AD And The depth of Min II is 0.58m. P varies, current elements are given.
AE And In the M31 galaxy.
AF And In the M31 galaxy.
AG And The data in [75119] refer to a different star. The data in [08296]
AG And probably refer to a different star.
AM And VB A (B 14.7m 17" sf).
AQ And Secondary period 346d.
AR And Porb = 0.16302d.
AT And [Fe/H] = -1.18.
AW And Identified by its number from the Harvard - Groningen
AW And Durchmusterung quoted in [01992], in 1 degree of declination from
AW And the position published by the discoverer. Not red, apparently does
AW And not vary in modern automatic surveys.
BD And P varies, current elements are given.
BK And [Fe/H] = -0.08.
BL And The depth of Min II is 0.32m.
BU And H2O maser.
BX And ADS 1671 A (B 10.86m, 20", 59{deg}). P varies, current elements are
BX And given.
CC And Multiperiodic.
CE And H2O maser.
CG And The elements in the Table correspond to maximum U-band light.
CG And During some seasons, short-period variations with a period about
CG And 125 min and an amplitude up to several hundredths of a magnitude
CG And were observed. In 1973, periods of 0.09325d and 0.06737d were
CG And detected.
CI And [Fe/H] = -0.69.
CN And P varies, quadratic term -9.8*10^{-11}*E*E.
CO And d = 0.06P:.
CP And d = 0.01P:. P varies?
CU And d > 0.034P. P varies?
DI And An unusual light curve with a secondary maximum.
DL And In the region of the open cluster NGC 7686.
DQ And [M/H] = 0.00.
DR And [Fe/H] = -1.48. P varies, current elements are given. Blazhko
DR And effect with a period about 57d is possible [N0053].
DS And d = 0.04P. In the open cluster NGC 752. dII = 0.07P.
DU And [Fe/H] = -2.11.
DX And Porb = 0.440502d.
EG And Porb = 482.57d. The light curve is modulated with a double wave
EG And during the orbital period.
EL And A twice shorter period is possible.
EP And The depth of Min II is 0.60m. P varies, current elements are given.
ET And SB1, Porb = 48.304d.
EU And H2O maser.
EX And No evidence for the secondary minimum being displaced, as claimed
EX And in [04335], in recent CCD data. P varies?
EY And OH, H2O, SiO maser.
FF And VB A (B 10.53m V, 7", 295{deg}). SB2, Porb = 2.170304d. BY-type
FF And variations: 10.35m - 10.42m V outside flares, P = 2.170d [5230].
FL And d = 0.02P.
FO And Porb = 0.07161d. Superhumps: P = 0.07411d [N0067].
FV And P varies?
GK And P varies?
GN And ADS 409 A (B 13.1m, 2", 6{deg}, 1948).
GP And VB A (B 12.50m, 11"). P varies, quadratic term +5.20d*10^{-13}E*E.
GQ And ADS 246 B (A = GX And). 11.04m - 11.10m V outside flares [08313].
GX And ADS 246 A (B = GQ And).
GY And SB1, P = 272.88d.
GZ And ADS 1693 A (B 11.13m, 8", 31{deg}, 1894; C 11.91m, 14", 200{deg},
GZ And 1908; D 12.65m, 24", 285{deg}, 1908). P varies, current elements
GZ And are given.
HN And SB1, P = 106.3334d. From Hipparcos data, a photometric period of
HN And 1.7237d (instead of 69.92d) was suggested in [N0078]. However, it
HN And does not represent the observations from [06992], where the derived
HN And period was 69.5d.
HR And d = 0.05P.
HS And P varies, current elements are given.
HT And In the region of the M 31 galaxy.
HY And In the region of the M 31 galaxy.
HZ And P > 100d. Red.
IK And In the region of the M 31 galaxy.
IL And d = 0.02P.
IO And In the region of the M 31 galaxy.
IP And d = 0.02P:.
KM And According to [69005], cst, 14.8m pg.
KP And The depth of Min II is 0.1m R.
KV And Superhumps: P = 0.07434d [N0087].
KX And SB2 (Porb = 38.908d). Porb reveals itself in seasonal light curves.
KZ And ADS 16557 B (A 7.2m; B 16", 256{deg}, 1984). SB2, Porb = 3.032867d.
LL And Porb = 0.055055d.
LM And VB (QY And 14" np).
LN And ADS 16472 (B A1V, 9.88m, 7", 40 {deg}).
LO And P varies, current elements are given.
LQ And SB1, Porb = 7.413d.
LR And Epoch of Max is given. P varies, quadratic term +3.379*10^{-9}*E*E.
LS And In the region of the M 31 galaxy.
LT And In the region of the M 31 galaxy.
LV And [Fe/H] = -1.55.
MP And [Fe/H] = -1.62.
MR And [Fe/H] = -1.26.
MU And [Fe/H] = -1.57.
MV And [Fe/H] = -1.78.
MX And [Fe/H] = -1.50.
MY And [Fe/H] = -1.32.
NN And [Fe/H] = -1.35.
NO And [Fe/H] = -1.67.
NQ And [Fe/H] = -1.38.
OR And Porb = 0.1359d.
OT And MinII - MinI = 0.52P.
OV And ADS 284 B (A Sp G, 7.5" p; several additional fainter companions).
PQ And Rare outbursts in 1938, 1967, 1988. Porb = 0.071d.
PT And In the region of the M 31 galaxy.
PU And In the region of the M 31 galaxy.
PX And The elements are for eclipses. The amplitude of the eclipses is
PX And about 0.5m.
PY And SB, P = 399.6d.
QR And The elements are for eclipses.
QU And SB1.
QW And The depth of MinII is 0.44m.
QX And In the open cluster NGC 752. P varies?
QY And VB (LM And 14" sf). Variations only due to LM And are seen in
QY And ROTSE/NSVS data for combined light.
QZ And VB A (B 14" np).
V0336 And VB A (B 20" sp).
V0337 And VB A (B 14.0m, 15" nf).
V0342 And VB (A 7.86m, B 9.21m, 5", 82{deg}, 1991).
V0348 And ADS 197 (B 7.5m V, 0.2", 42{deg}, 1957).
V0355 And ADS 616 (A 7.92m Hp, F5; B 9.08m Hp, 1.4", 5.5{deg}, 1991).
V0361 And ADS 948 (A 7.84m, F0; B 11.65m, 3", 249{deg}, 1991).
V0369 And VB (9.5m V + 9.5m V, 0".1, 128{deg}, 1986.9).
V0371 And VB (ADS 1613AB: A 8.7m V, B 8.9m V, 0.2". 358{deg}, 1997; C 11.5m
V0371 And V, 0.8", 261{deg}, 1958).
V0392 And VB (A 9.3m Hp; B 11.5m Hp, 2", 75{deg}, 1991).
V0393 And P = 0.223880d is suggested in [HIP], the light curve has a large
V0393 And scatter.
V0395 And ADS 16965 (A 7.6m V; B 9.8m V, 6", 103{deg}, 1991).
V0413 And d = 0.01P. ADS 17087 (B 12.5m V, 5", 181{deg}, 1907).
V0419 And ADS 1672 (B 10.0m V, 6", 254{deg}, 1991).
V0420 And VB A (B 15.0m pg, 12" np).
V0428 And SB1, Porb = 576d.
V0429 And Multiperiodic, P1 = 195s.
V0446 And A chromospherically active giant, photometric variations with the
V0446 And rotation period.
V0455 And A single major outburst in September, 2007. Superhumps were
V0455 And observed. Porb = 0.05631d.
V0466 And A single major outburst in September, 2008. Early superhumps: P =
V0466 And 0.056383d; ordinary superhumps: P = 0.05713d; late superhumps: P =
V0466 And 0.056d.
V0470 And P2 = 1.93570d.
V0478 And Multiperiodic.
V0484 And Catalina data do not completely confirm the light elements [00001].
V0496 And P varies, current elements are tabulated.
V0498 And VB A (A 10.04mV; B 10.15mV, 22", 139{deg}, 2005). Combined
V0498 And brightness is tabulated.
V0500 And A single major outburst in November, 2008. Superhumps were
V0500 And observed.
V0515 And P2 = 0.0056553d.
V0521 And Multiperiodic.
V0522 And MinII - MinI = 0.484P.
V0529 And Multiperiodic. The largest-amplitude {Delta} Scuti period is
V0529 And 0.11876d. VB A (B 13.4mV, 16", 166{deg}, 1998).
V0560 And O'Connell effect.
V0572 And Early superhumps: P = 0.054868d; ordinary superhumps: P =
V0572 And 0.055544d.
V0604 And Multiple. The coordinates in [80598] are wrong.
V0704 And Porb = 0.154d.
V0735 And Magnitudes in the Table can be influenced by surrounding bright
V0735 And stars.
V0736 And VB AB (AB 11.03mV; 0.1", 115{deg}, 1973; A and B estimated equally
V0736 And bright). Magnitudes in the Table can be influenced by a 10.60mV
V0736 And star BD +36 0159 (50", 252{deg}, 1999).
V0744 And Porb = 0.02608d.
V0751 And A twice shorter period is not excluded.
V0762 And Studied in [81025] (SAVS 023548+491758) but erroneously identified
V0762 And with GSC 03303-01008.
V0769 And VB B (A 16.8mV, B 16.9mV; AB 6", 37{deg}, 1998). The magnitudes in
V0769 And the Table were influenced with the companion.
V0770 And Multiperiodic.
V0782 And MinII - MinI = 0.383P.
V0784 And P1 is presented in the Table. P0 = 0.534895d; P1/P0 = 0.7465.
V0787 And P1 is presented in the Table. P0 = 0.542396d; P1/P0 = 0.7465.
V0788 And P1 is presented in the Table. P0 = 0.529664d; P1/P0 = 0.7461.
V0796 And P1 is presented in the Table. P0 = 0.470490d; P1/P0 = 0.7442.
V0797 And Additional non-radial pulsation, Pnr = 0.18776d. P1 is presented in
V0797 And the Table; Pnr/P1 = 0.9162.
V0799 And VB (A 10.3m; B 10.9m, 6", 320{deg}, 2016). The magnitudes in the
V0799 And Table are for combined brightness.
V0800 And Biperiodic, P2 = 71.2d.
V0806 And MinII - MinI = 0.494P.
V0807 And d = 0.08P. The elements in the table are for planet transits.
V0807 And Superposed DSCT oscillations: P = 0.0476d [023].
alf And SB2 (P = 96.7041d). VB (interferometric, a = 0.024"). Photometric
alf And variability could not be confirmed in [N0111].
zet And For regular ellipsoidal variations, the depth of minima are about
zet And 0.07m.
lam And The tabulated elements are for brightness minima in 1996 - 2002.
lam And SB1 (P = 20.5212d).
omi And Multiple (AB 0.3", period much longer than 100d; Aa 0.05"; B SB2, P
omi And = 33.08d). Several shell events were observed. Periodic variations
omi And with varying amplitude (up to 0.1m): double wave, MinI =
omi And 2429981.250 + 1.571272d*E [N0114]. A number of different
omi And photometric and spectroscopic periods were also reported.
T Ant [A/H] = -0.0. P var, nonlinear elements: Max = 2436120.756 +
T Ant 5.897915d*E + 4.80d*10^{-8}E^2 [N0027].
V Ant OH, H_2O, SiO maser.
SZ Ant From photometry in [N0002], about 12.3m V, const? [00001].
TU Ant From photometry in [N0002], about 10.6m V, const? [00001].
WY Ant [Fe/H] = -1.48. P var, nonlinear elements: Max = 2439139.40 +
WY Ant 0.574330174d*E + 4.820d*10^{-10}E^2 [N0029].
AG Ant [Fe/H] = -4.8. A post-AGB star. SB1. Brightness variations with the
AG Ant orbital period probably due to variations of circumstellar
AG Ant extinction.
AI Ant Slow variations with Prot (see Table), oscillations with P about 15
AI Ant minutes, several frequencies.
BU Ant VB A (B 11.72m, 27", 36{deg}, 2000).
BV Ant MinII - MinI = 0.60P.
BW Ant Porb = 0.0303d.
BX Ant VB B (A 10.9m; AB 27", 124{deg}, 1999). In the TWA association.
BY Ant VB B (A = NSV 04876, 5.56m, B9.5V; AB 11", 226{deg}, 1999).
BZ Ant VB B (A 5.56m, NSV 04876; AB 11", 226{deg}, 1999).
CE Ant In the TWA association.
CH Ant Multiperiodic, 4 harmonics. P1 is given in the Table.
CI Ant VB A (B 13.1m, 1", 306{deg}, 1991).
CN Ant P strongly varies. The elements in the Table are for JD 2453569 -
CN Ant 2454298.
RS Aps VB A (A 15.1mV; B 15.5mV, 6", 139{deg}, 1999).
TY Aps Blazhko effect? [Fe/H] = -0.95.
UW Aps VB A (A 15.4mV, B 15.7mV; AB 9", 147{deg}, 2000).
VX Aps [Fe/H] = -1.44.
YZ Aps VB (14.2m, 14.6m, 8", 207{deg}, 2000). The southern component
YZ Aps varies?
AB Aps [Fe/H] = -1.30.
BE Aps OH maser.
BM Aps VB A (B 12.2mR, 18", 137{deg}, 2000). The tabulated magnitude in
BM Aps maximum is influenced by the companion.
BS Aps [Fe/H] = -1.33.
CE Aps VB A (B 13m, 14", 125{deg}; C 14m, 199{deg}, 2000).
CK Aps [Fe/H] = -1.49.
CP Aps VB A (B 15.2m, 9", 289{deg}, 2000). It is not quite clear which of
CP Aps the components varies.
CZ Aps SiO maser.
DF Aps VB A (B 15.5mpg, 14", 308{deg}, 2000).
DI Aps Blazhko effect? [Fe/H] = -1.60.
DZ Aps Blazhko effect.
EL Aps [Fe/H] = -1.56.
ER Aps [Fe/H] = -1.39.
EX Aps [Fe/H] = -0.81.
GO Aps Type RR is not excluded.
IP Aps VB B (A 14.5mpg, B 14.7mpg; AB 10", 140{deg}, 2000).
IZ Aps VB B (A 15.4mpg, B 16.4mpg; AB 8", 300{deg}, 2000).
LM Aps Type RV is also possible.
LO Aps O'Connell effect.
LU Aps [Fe/H] = -2.06.
MY Aps L19-2. Multiperiodic, main stable modes: 192.6s and 113.8s.
OZ Aps A twice longer period is not excluded.
PQ Aps In the region of the globular cluster IC 4499; cluster non-member.
PV Aps MinII - MinI = 0.75P.
QX Aps Superposed variations with P = 74d: and an amplitude about 1m.
V0347 Aps VB A (A 13.5m; B 15.1m, 10", 79{deg}, 2000; C 5", 321{deg}, 2000).
V0347 Aps The tabulated amplitude was affected by the companions.
V0367 Aps VB B (A 11.3m; AB 8", 58{deg}, 2000).
V0380 Aps VB (several companions).
V0390 Aps Distorsion wave: P = 2.84455d.
V0393 Aps Period varies.
V0394 Aps VB A (B 7", 340{deg}, 2000).
V0395 Aps The period in the Table is that of the first overtone (P1).
V0395 Aps Fundamental mode: P0 = 0.472647d. P1/P0 = 0.74445.
V0398 Aps According to [g0009], the star is a second-overtone pulsator.
V0401 Aps P varies, the period in the Table is valid for 1990 - 1994.
V0403 Aps The period in the Table is that of the first overtone (P1).
V0403 Aps Fundamental mode: P0 = 0.477591d. P1/P0 = 0.744412.
V0404 Aps The period in the Table is that of the first overtone (P1).
V0404 Aps Fundamental mode: P0 = 0.480751d. P1/P0 = 0.74410.
V0405 Aps Blazhko effect.
V0410 Aps The period in the Table is that of the first overtone (P1).
V0410 Aps Fundamental mode: P0 = 0.473375d. P1/P0 = 0.74416.
V0419 Aps According to [g0010], the star is a second-overtone pulsator.
V0419 Aps According to [g0009], the star is a second-overtone pulsator.
V0421 Aps The period in the Table is that of the first overtone (P1).
V0421 Aps Fundamental mode: P0 = 0.496065d. P1/P0 = 0.74449.
V0426 Aps Blazhko effect?
V0431 Aps The period in the Table is that of the first overtone (P1).
V0431 Aps Fundamental mode: P0 = 0.48834d. P1/P0 = 0.74434.
V0432 Aps The period in the Table is that of the first overtone (P1).
V0432 Aps Fundamental mode: P0 = 0.474642d. P1/P0 = 0.74414.
V0440 Aps The coordinates in the Table are uncertain.
V0444 Aps The coordinates in the Table are uncertain.
V0445 Aps The period in the Table is that of the first overtone (P1).
V0445 Aps Fundamental mode: P0 = 0.480528d. P1/P0 = 0.74440.
V0446 Aps The period in the Table is that of the first overtone (P1).
V0446 Aps Fundamental mode: P0 = 0.486080d. P1/P0 = 0.74420.
V0447 Aps According to [g0009], the star can be a double-mode pulsator with a
V0447 Aps low-amplitude fundamental mode.
V0448 Aps The period in the Table is that of the first overtone (P1).
V0448 Aps Fundamental mode: P0 = 0.473993d. P1/P0 = 0.74424.
V0449 Aps The period in the Table is that of the first overtone (P1). P1 =
V0449 Aps 0.358943d is equally possible. The fundamental-mode period was not
V0449 Aps determined in [g0009].
V0454 Aps The coordinates in the Table are uncertain.
V0458 Aps According to [g0009], the star is a second-overtone pulsator.
V0461 Aps The period in the Table is that of the first overtone (P1).
V0461 Aps Fundamental mode: P0 = 0.477109d. P1/P0 = 0.74434.
V0463 Aps The period in the Table is that of the first overtone (P1).
V0463 Aps Fundamental mode: P0 = 0.480001d. P1/P0 = 0.74434.
V0466 Aps The period in the Table is that of the first overtone (P1).
V0466 Aps Fundamental mode: P0 = 0.474776d. P1/P0 = 0.74424.
V0469 Aps Blended; the coordinates in the Table are uncertain.
V0470 Aps The period in the Table is that of the first overtone (P1).
V0470 Aps Fundamental mode: P0 = 0.493508d. P1/P0 = 0.74446.
V0483 Aps The period in the Table is that of the first overtone (P1).
V0483 Aps Fundamental mode: P0 = 0.485225d. P1/P0 = 0.74501.
V0488 Aps The period in the Table is that of the first overtone (P1).
V0488 Aps Fundamental mode: P0 = 0.482485d. P1/P0 = 0.74431.
V0494 Aps Cluster non-member?
V0496 Aps P varies?
V0498 Aps P varies?
V0504 Aps P varies? [g0001].
kap 1 Aps SB. VB A (B 11.27m, 27", 255{deg}, 2000).
R Aqr P varies, current elements are given. SiO, OH, H2O maser. Porb = 44
R Aqr years? In a nebula, has a jet. During certain time intervals
R Aqr several years long, too faint maxima and/or too bright minima, with
R Aqr the total range within two magnitudes.
V Aqr H2O maser. Biperiodic, P1 is given in the Table, P0 = 689d.
W Aqr SiO maser.
RX Aqr H2O maser.
RY Aqr P varies, current elements are given. ADS 14862 A (B 12.65m, 4",
RY Aqr 238{deg}, 1899).
ST Aqr P varies, current elements are given.
SU Aqr ADS 16318 A (B 10.7m, 5", 143{deg}, 1926). The range given is for
SU Aqr the combined brightness.
SW Aqr [Fe/H] = -1.63.
SX Aqr [Fe/H] = -1.87.
TT Aqr VB A (B 15.0m, 3", 135{deg}, 1830).
TZ Aqr [Fe/H] = -1.24.
UU Aqr The elements are for eclipses, about 1.3m V deep. Strong nova-like
UU Aqr variations (see [N0116]).
VY Aqr Rare outbursts. Porb = 0.06309d.
XX Aqr OH maser.
XZ Aqr P varies, current elements are given. The depth of MinII is about
XZ Aqr 0.2m V.
YZ Aqr [Fe/H] = -1.55.
AA Aqr [Fe/H] = -2.09.
AE Aqr Porb = 0.4116556d. Short flares, flickering. Ellipsoidal variations
AE Aqr with Porb and an amplitude of 0.3m V [N0118]. Optical oscillations
AE Aqr with P = 33.076737s [08675] and an amplitude up to 0.02m are
AE Aqr considered the spin period of the white dwarf, a twice shorter
AE Aqr period was also reported.
AX Aqr [Fe/H] = -1.88. P varies, current elements are given.
BB Aqr [Fe/H] = -1.55.
BG Aqr [Fe/H] = -1.51.
BH Aqr [Fe/H] = -1.80. P varies?
BN Aqr [Fe/H] = -1.33. P varies, current elements are given.
BO Aqr [Fe/H] = -1.80. P varies? Current elements are given.
BQ Aqr d = 0.05P:. P varies?
BR Aqr [Fe/H] = -0.74. P varies?
BS Aqr P varies? Current elements are given.
BT Aqr [Fe/H] = -0.29. P varies, current elements are given.
BV Aqr [Fe/H] = -1.18. P varies?
BW Aqr DII = 0.06P, Min II - Min I = 0.478P (1983. Apsidal motion.
BX Aqr P varies, current elements are given.
CF Aqr [Fe/H] = -1.03.
CH Aqr [Fe/H] = -1.61.
CP Aqr [Fe/H] = -0.77.
CV Aqr Minor planet (52) Europa.
CX Aqr P varies, current elements are given.
CY Aqr [Fe/H] = -1.65. P varies, current elements are given.
DD Aqr P varies, current elements are given.
DN Aqr [Fe/H] = -1.66.
DO Aqr P varies.
DS Aqr [Fe/H] = -1.1.
DU Aqr The minor planet (57) Mnemosyne. The data in [00797] must refer to
DU Aqr another star.
DV Aqr A shell spectral episode was reported in [08062].
DX Aqr ADS 15562 B (A 7.36m, K0III; B 4.0", 332{deg}, 1991). The range in
DX Aqr the Table is for combined brightness.
EP Aqr SiO, H2O maser.
EZ Aqr VB (AB a = 0.36", P = 2.20 years; A SB, P = 3.786516d). BY-type
EZ Aqr variations: Prot is about 4d [N0120].
FF Aqr d = 0.059P. The amplitude of the distortion wave is 0.22m U.
FG Aqr VB A (B = NSV 14102, 8", 212{deg}, 1982.66).
FI Aqr P = 4.659d or 4.719d not excluded.
FK Aqr BDS 11854 A (B = FL Aqr, 24", 352{deg}, 1966). SB2 (P = 4.08322d).
FL Aqr BDS 11854 B (A = FK Aqr; B 24", 352{deg}, 1966).
FO Aqr Brightness variations reveal Porb (see Table) and Pspin = 0.014519d
FO Aqr (the spin period varies).
FR Aqr VB A (B 16.68m V, white dwarf, 14", 311{deg}, 1946).
FU Aqr Type EW with twice longer period is also possible.
FV Aqr [Fe/H] = -2.8.
FX Aqr Blazhko effect?
GK Aqr P varies, current elements are given.
GR Aqr P = 0.675601d is also possible.
GS Aqr According to [68018], P = 0.4604185d.
GV Aqr According to [N0002], P = 0.20259d.
HH Aqr Blazhko effect, P(Bl) = 68.7d ?
HI Aqr VB (a = 0.077", Porb = 19.25 yr). SB2 (P = 3.429616d).
HK Aqr Flare amplitude up to 0.6m U.
HL Aqr Rapid small-amplitude oscillations: P = 39.2s.
HM Aqr Very unusual, the depth of minima varies strongly.
HV Aqr The X-ray source 1RXS J212125.1-030936. VB A (B 5", 321{deg},
HV Aqr 1992). The light curve shape varies.
HZ Aqr Porb = 3.7569d.
KQ Aqr The X-ray source 1RXS J221038.4-240120.
KV Aqr VB AB (A 7.24m; B 8.23m, 7", 158{deg}, 1991). One deep fading on a
KV Aqr brightening trend.
LL Aqr The phase of MinII is 0.32.
LY Aqr A binary millisecond pulsar with radio eclipses.
LZ Aqr Orbital-period modulation during the bright stage: Min =
LZ Aqr 2451022.782 + 0.24820d * E [N0131].
OV Aqr A twice longer period is not excluded.
QT Aqr Porb = 0.074665d.
QU Aqr Porb = 0.08330d.
QV Aqr VB A (B 19.1mg, 4", 228{deg}, 2001). Porb = 0.07196d.
QW Aqr The first-overtone period is tabulated. P0 = 0.47722d, A1/A0 = 1.3.
QZ Aqr Superhumps: P = 0.064593d? [80233].
V0349 Aqr Pspin is tabulated. Porb = 0.1344d.
V0354 Aqr Blazhko effect, P = 181.20d.
V0357 Aqr P varies. dP/dt = -0.37 x 10^(-5) d/yr.
V0358 Aqr Epoch of minimum is tabulated. High states: 15.7 - 16.8m; low
V0358 Aqr states: 16.5 - 17.5m.
V0360 Aqr Blazhko effect, P = 54.52d.
V0362 Aqr Light elements for eclipses are tabulated. DSCTC: P = 0.038213d,
V0362 Aqr {Delta} m = 0.03m.
V0366 Aqr Multiperiodic.
V0367 Aqr Double-mode pulsations. First overtone: see the Table. P0 =
V0367 Aqr 0.485897d. P1/P0 = 0.7432.
V0368 Aqr P1 is presented in the Table. P0 =0.481835d. P1/P0=0.7443.
V0369 Aqr P1 is presented in the Table. P0 = 0.590458. P1/P0 = 0.7446.
V0370 Aqr P1 is presented in the Table. Fundamental mode: Max = 2454700.685 +
V0370 Aqr 0.532434d x E. P1/P0 = 0.7469.
V0371 Aqr Double-mode pulsation. The period in the Table is for the
V0371 Aqr fundamental mode. P1 = 0.0624379d. P1/P0 = 0.7748.
V0373 Aqr Double-mode pulsation. The period in the Table is for the first
V0373 Aqr overtone. P0 = 0.554570d. P1/P0 = 0.7456.
V0375 Aqr Double-mode pulsation. The period in the Table is for the first
V0375 Aqr overtone. P0 = 0.479278d. P1/P0 = 0.7443.
V0379 Aqr Double-mode pulsation. The period in the Table is for the first
V0379 Aqr overtone. P0 = 0.530200d. P1/P0 = 0.7459.
V0380 Aqr Double-mode pulsation. The period in the Table is for the first
V0380 Aqr overtone. P0 = 0.4900d. P1/P0 = 0.7429.
V0381 Aqr Period varies.
V0383 Aqr Period varies strongly.
V0384 Aqr Blazhko effect?
V0387 Aqr Blazhko effect?
V0398 Aqr Blazhko effect?
V0399 Aqr Blazhko effect.
V0409 Aqr Blazhko effect?
V0413 Aqr Blazhko effect.
V0425 Aqr VB A (B sp). Blazhko effect?
V0427 Aqr Field star? Blazhko effect? Another possible period: P = 0.746053d.
V0429 Aqr Blazhko effect.
V0432 Aqr P varies.
V0440 Aqr Strong Blazhko effect [g0006]. P varies? [g0001].
V0457 Aqr P varies, the light elements in the Table are for JD 2452433 -
V0457 Aqr 2452445.
V0462 Aqr P varies, the light elements in the Table are for JD 2452433 -
V0462 Aqr 2452445.
V0477 Aqr Period varies.
R Aql Period decreases, current elements are given. OH, H2O, SiO maser.
U Aql SB, Porb = 1856.4d. VB A (B 11.7m, 2", 224{deg}, 2009).
V Aql Biperiodic, P0 is tabulated, P1 = 215d.
W Aql SiO maser.
Y Aql Speckle binary (0.3").
Z Aql H2O maser.
RR Aql OH, H2O, SiO maser.
RS Aql OH, H2O, SiO maser.
SV Aql OH, H2O maser.
SY Aql OH, H2O, SiO maser.
SZ Aql P varies, current elements are tabulated.
TU Aql VB A (B 10.9m, 9", 356{deg}, 2000).
TW Aql OH maser.
UU Aql Porb = 0.163532d.
UX Aql VB A (B 4", 123{deg}).
VX Aql Double maxima.
XZ Aql P varies, current elements are tabulated.
YY Aql IR excess.
YZ Aql d = 0.03P. P varies, current elements are tabulated.
AA Aql [Fe/H] = -0.58.
AK Aql VB A (B 12.4m, 17", 86{deg}, 1999).
BC Aql [Fe/H] = 0.1.
BF Aql Multiple.
CD Aql VB, the SW component varies. Combined magnitudes are tabulated.
CI Aql The first outburst was detected in 1917. Eclipsing variations in
CI Aql quiescence: 15.3-16.2-15.7mV, Min = 2448412.167 + 0.618355d x E, D
CI Aql = 0.20:P [N0252].
CL Aql Multiple.
CR Aql Blazhko effect?
CS Aql VB A (B p).
DM Aql VB A (B 13.2m, 14", 178{deg}; C 14.0m, 8", 12{deg}, 1996).
DO Aql Eclipses: variable amplitude of the orbital variations, up to 0.8m.
DO Aql Min = 2448832.4408 + 0.167762d x E [N0255].
EU Aql H2O, SiO maser.
EV Aql P varies, current elements are tabulated. [A/H] = -0.3.
EW Aql VB A (A 12.2mV; B 12.4mV, 16", 188{deg}, 2000).
EX Aql Double wave, RV Tauri-like.
FF Aql VB A (B 10.1m, 7", 144{deg}, 2002; Aa, Ab 0.2", 157{deg}, 1990).
FF Aql SB1 (P = 1433d). P varies, quadratic term +84d x 10^(-10) x E^2.
FG Aql In the dark nebula B130.
FH Aql In the dark nebula B130.
FK Aql P varies, current elements are tabulated.
FN Aql P varies, current elements are tabulated.
FO Aql Porb = 0.217d.
FY Aql VB A (B 14.5:mV, 5", 219{deg}, 2000; B is a blend).
FZ Aql VB A (B 11.5m, F2V, 15", 163{deg}, 1999). The combined brightness
FZ Aql in the ASAS photometry varies between 10.02m and 10.12mV.
GK Aql VB A (A 13m:V; B 13.1mV, 24", 3{deg}, 1999). Available deep surveys
GK Aql do not show a large amplitude.
GU Aql d = 0.02P.
GY Aql OH, SiO maser.
GZ Aql VB?
HI Aql VB A (B 14.1m, 26", 332{deg}, 2000).
II Aql VB A (B 15.4m, 10", 39{deg}, 1996; C 15.5m, 13", 235{deg}, 1996).
IM Aql P varies, the tabulated elements are valid between JD 2432772 and
IM Aql 2439000.
IQ Aql VB A (B 13.8m, 23", 168{deg}, 2000).
KL Aql [A/H] = 0.6.
KM Aql Blazhko effect, P = 192.20d.
KO Aql P varies, current elements are tabulated.
KX Aql Porb = 0.06035d.
LS Aql A wave with a cycle of 50-60d and an amplitude about 0.2-0.3m is
LS Aql superposed.
LT Aql Several companions at distances between 16" and 34".
MQ Aql VB A (B 8", 109{deg}, 1998).
MV Aql VB B (A 7.1mJ, B 10.0mJ; AB 6", 77{deg}, 2000).
OO Aql P varies, current elements are tabulated.
OP Aql P varies, current elements are tabulated.
OS Aql VB A (7.1mJ; B 11.3mJ, 8.5", 171{deg}, 1999).
PP Aql [A/H] = 0.0. P varies, current elements are tabulated.
PQ Aql Porb = 0.24675d.
QS Aql VB AB (6.69m, 6.75m, 0.2", 311{deg}, 2010).
QY Aql P varies, current elements are tabulated.
V0337 Aql P varies?
V0341 Aql [Fe/H] = -1.22.
V0342 Aql VB B (A 8.3mV, B 8.7mV; AB 20", 14{deg}, 1999). P varies, current
V0342 Aql elements are tabulated.
V0343 Aql P varies, current elements are tabulated.
V0346 Aql VB A (B 11.4m, 3", 244{deg}, 2012); the magnitude in the table are
V0346 Aql for combined brightness. P varies, current elements are tabulated.
V0360 Aql VB A (B 15.3mpg, 3", 215{deg}).
V0368 Aql Eclipses: Min = 2449189.5230 + 0.69050942d x E, amplitude about
V0368 Aql 0.25mR [N0263].
V0379 Aql VB A (A 9.1mJ; B 13.6mJ, 6", 1998). Combined magnitudes are
V0379 Aql tabulated.
V0387 Aql VB A (B 15.0mV, 8", 332{deg}, 1999; also other components).
V0409 Aql Spectral type A2-A3 in a different publication.
V0413 Aql A very unusual light curve, with a large (up to 0.5mV) scatter
V0413 Aql outside of minima. IR excess?
V0417 Aql P varies, current elements are tabulated.
V0418 Aql P varies? Current elements are tabulated.
V0419 Aql Superposed shorter (80d - 100d) waves with an amplitude about 0.3m.
V0434 Aql Several companions within 40".
V0435 Aql Several companions within 25".
V0441 Aql Often exhibits double maxima.
V0455 Aql OH, H2O maser.
V0459 Aql VB A (B 15m, 8", 131{deg}).
V0461 Aql VB A (B 14.2m, 8", 286{deg}, 1990).
V0466 Aql VB A (B 11.0m, 22", 19{deg}, 2000).
V0470 Aql H2O maser.
V0483 Aql In the region of the open cluster NGC 6709. A cycle about 927d is
V0483 Aql possible.
V0484 Aql VB B (A 11.0mV, B 12.2mV; AB 26", 84{deg}, 1999).
V0486 Aql VB A (B 15.0mV, 9", 276{deg}).
V0497 Aql VB A (B 15.2mV, 10", 26{deg}, 1993).
V0500 Aql Eclipses: P = 0.1452d, depth about 0.4m [N0264].
V0502 Aql VB A (B 5", 335{deg}); combined magnitudes are tabulated.
V0522 Aql VB A (A 8.9mJ, B 12.7mJ; AB 5", 249{deg}, 1998); combined
V0522 Aql magnitudes are tabulated.
V0526 Aql P varies? Current elements are tabulated.
V0528 Aql VB A (B 16.3m, 10", 74{deg}, 1951).
V0530 Aql VB A (B 13.0mR, 24", 18{deg}, 1999; C 13.2mR, 16", 336{deg}).
V0535 Aql VB A (B 15.6m, 9", 279{deg}, 1999).
V0536 Aql Speckle-interferometric binary (0.5", 17{deg}).
V0539 Aql VB A (B 15.2mpg, 7", 235{deg}).
V0556 Aql VB A (B 7", 270{deg}).
V0557 Aql P varies, current elements are tabulated.
V0561 Aql VB A (12.5:mV; B 13.6mV, 22", 205{deg}, 1999; C 14.1mV, 20",
V0561 Aql 169{deg}, 1999).
V0572 Aql P varies, current elements are tabulated. [Fe/H] = 0.0.
V0602 Aql P varies, current elements are tabulated.
V0603 Aql Porb = 0.13815d, reflected in the X-ray flux and polarization.
V0603 Aql Variations at minimum brightness: 11.62-12.15mV, Positive
V0603 Aql (0.144-0.145d) and negative (about 0.135d) superhumps, quasi-peri
V0605 Aql VB A (B 15.6m, in 8" sf). A maximum was observed in 1919, with
V0605 Aql secondary brightenings. Faint after 1923. In the center of the
V0605 Aql planetary nebula A58. Probably an event of the final helium
V0609 Aql VB A (B 5", 90{deg}, 1998). Combined magnitudes are presented. P
V0609 Aql varies? Currents elements are tabulated.
V0635 Aql VB A (B 13.8m, 13", 187{deg}, 1999). The tabulated magnitudes are
V0635 Aql influenced with the companion. OH maser.
V0641 Aql VB B (A 13.6m; AB 14", 303{deg}, 2000).
V0654 Aql VB B (A 12.8m; AB 20", 305{deg}, 2000). The tabulated magnitudes
V0654 Aql are probably influenced with the companion.
V0666 Aql VB A (B 5", 356{deg}, 1997). Combined magnitudes are tabulated.
V0672 Aql Blazhko effect?
V0676 Aql VB A (A 13.8mV; B 14.2mV, 12", 51{deg}, 2000).
V0694 Aql VB A? (B 1").
V0703 Aql VB A (7.54mK; B 8.82mK, 23", 90{deg}).
V0724 Aql P varies? Current elements are tabulated.
V0725 Aql VB A (B 12.7m; AB 13", 10{deg}, 1991).
V0734 Aql VB A (B 16.3m, 7", 114{deg}, 1997).
V0755 Aql The light elements Min = 2429195.290 + 1.01598d x E are not
V0755 Aql excluded.
V0761 Aql P varies? Current elements are tabulated.
V0762 Aql The period 2.1d/N [00387] cannot be confirmed with more recent
V0762 Aql epochs of minima.
V0766 Aql [Fe/H] = -1.98.
V0778 Aql VB A (B 13.2m, 20", 18{deg}, 2000; C 13.4m, 13", 78{deg}, 2000).
V0780 Aql OH maser.
V0782 Aql VB A (B 15.9mV, 6", 322{deg}, 2000).
V0793 Aql [Fe/H] = -1.53.
V0801 Aql VB A (B 14.0m, 14", 240{deg}, 1999).
V0803 Aql P varies, current elements are tabulated.
V0812 Aql VB A (B 14.4mV, 11", 122{deg}, 1999; C 6", 226{deg}).
V0814 Aql VB A (13.8mR; B 15.8mR, 8", 236{deg}, 1999).
V0819 Aql VB B (A 13.3mV; B 14.1mV, 11", 235{deg}, 1999).
V0822 Aql VB A (B 9.6m, 1", 70{deg}, 1991; C 10.5m, 297{deg}, 2003).
V0825 Aql VB A (12.4mV; B 13.3mV, 26", 236{deg}, 1999; C 13.4mV, 18",
V0825 Aql 213{deg}, 1999).
V0829 Aql Multiperiodic.
V0845 Aql VB A (B 13.2m, 29", 28{deg}, 2000).
V0846 Aql Modern photometric surveys do not confirm the tabulated variability
V0846 Aql data.
V0866 Aql VB A (B 5"s).
V0871 Aql MinII - MinI = 0.55P.
V0877 Aql VB A (B 16.5mpg, 6", 49{deg}, 1999; C 17.2mR, 7", 155{deg}, 1999).
V0878 Aql VB A (11.6mV; B 12.0mV, 21", 180{deg}, 1999).
V0888 Aql VB C (A 12.4mV, B 13.0mV; AC 18", 307{deg}, 1999; BC 23", 111{deg},
V0888 Aql 1999). In the region of the open cluster NGC 6738.
V0889 Aql MinII - MinI = 0.36P. P varies, current elements are tabulated.
V0889 Aql Light-time effect, apsidal motion?
V0895 Aql [Fe/H] = -0.54.
V0909 Aql VB A (14.4mR; B 15.7mR, 8", 171{deg}, 1998; C 16.0mR, 19",
V0909 Aql 100{deg}, 1998).
V0912 Aql VB A (B 13.6m, 12", 309{deg}, 1999).
V0913 Aql The tabulated period corrects a misprint in [08717].
V0917 Aql d = 0.03P.
V0923 Aql Periodic variations with P = 0.8518d were reported in [03178]. SB,
V0923 Aql P = 214.756d.
V0926 Aql P varies? Current elements are tabulated.
V0927 Aql VB B (A 14.2mV, B 14.9mV; AB 7", 328{deg}, 1999).
V0936 Aql P varies, current elements are tabulated. VB B (A 13.3mV, B 13.6mV;
V0936 Aql AB 11", 35{deg}, 2000).
V0958 Aql VB A (A 15.4mV; B 15.7mV, 8", 57{deg}, 1999; C 16.1mV, 12",
V0958 Aql 313{deg}, 1999).
V0962 Aql P varies, current elements are tabulated.
V0965 Aql VB A (B 14.7mV, 11", 118{deg}, 1998).
V0968 Aql Multiple.
V0971 Aql [Fe/H] = -0.3.
V0991 Aql Multiple.
V0999 Aql Observations from [07806] contradict the tabulated elements.
V1012 Aql P2 = 83.7d, P3 = 1146d.
V1019 Aql VB A (A 12.7mV; B 16.7mV, 16", 196{deg}, 1997; also fainter
V1019 Aql companions).
V1046 Aql P varies?
V1058 Aql VB A (A 12.5mJ; B 13.9mJ, 11", 225{deg}, 1998).
V1062 Aql OH, H2O maser.
V1069 Aql VB (4").
V1070 Aql VB B (A 14.0mV, B 14.1mV; AB 12", 160{deg}, 2000).
V1076 Aql VB B (A 14m; AB 12", 284{deg}, 1998).
V1086 Aql VB A (B 7", 291{deg}, 2000). Combined magnitudes are tabulated.
V1096 Aql P varies, current elements are tabulated.
V1101 Aql Porb = 0.1442d.
V1102 Aql P = 0.594045d is also possible.
V1112 Aql MinII - MinI = 0.30P?
V1132 Aql VB B (A 14.1V; AB 5", 228{deg}, 2000).
V1140 Aql P varies?
V1147 Aql VB B (A 12.6m; AB 24", 259{deg}, 1998).
V1154 Aql MinII - MinI = 0.70P.
V1166 Aql Type UG is also possible.
V1173 Aql VB A (B 17.6m, 13", 241{deg}, 2000).
V1199 Aql Not red.
V1204 Aql VB A (B p).
V1208 Aql Multiperiodic.
V1215 Aql The tabulated period can be a multiple of the true one.
V1248 Aql OH, H2O maser.
V1251 Aql Another solution from different data: EB:, 13.0m - 13.7mV, MinII
V1251 Aql 13.5mV, Min = 2451443 + 0.49942d x E.
V1269 Aql VB A (B 7", 43{deg}, 1999). Combined magnitudes are tabulated.
V1285 Aql SB2, Porb = 10.3191d.
V1286 Aql Rapid oscillations: P = 11.6 minutes, multiperiodic, amplitude
V1286 Aql about 0.001mB [N0287].
V1293 Aql Long-term variations: P = 270:d.
V1297 Aql d = 0.05P.
V1298 Aql A flare was detected spectroscopically [06835]. A
V1298 Aql common-proper-motion companion of BD+04 4048.
V1300 Aql OH, SiO maser.
V1302 Aql OH, SiO maser. Was gradually brightening in 1925 - 1970. Becomes
V1302 Aql gradually hotter. A protoplanetary object?
V1309 Aql P = 6.97d/N.
V1319 Aql H2O maser.
V1323 Aql Several companions.
V1325 Aql VB A (B 4" sf).
V1333 Aql Aql X-1. VB B (A 19.4m; B 0.5" p). Outbursts once in several
V1333 Aql months.
V1338 Aql VB B (A 15.8mR; B 16.0mR, 6", 84{deg}, 1999).
V1339 Aql SB?, P = 1.27219d. Speckle-interferometry binary, {rho} = 0.057".
V1340 Aql d = 0.06P:. Intrinsic brightness variations outside eclipses are
V1340 Aql possible.
V1342 Aql P varies, current elements are tabulated.
V1343 Aql SS 433. B - V = +2.0m. Associated with the SNR W 50. The light
V1343 Aql elements for eclipses are tabulated. Eclipses: the depth of MinI
V1343 Aql varies between 0.2 and 0.9m; that of MinII, between 0 and 0.4m. The
V1343 Aql mean light varies between 14.0m and 14.6m with the period 162.15d,
V1343 Aql which varies; this period is usually interpreted as precession of
V1343 Aql the accretion disk. Also noted is the period 6.2877d, interpreted
V1343 Aql as nutation. Different kinds of activity and irregularity are
V1343 Aql present in the light curves. Three systems of H, HeI, HeII emission
V1343 Aql lines are observed in the spectrum: the "stationary" one, featuring
V1343 Aql radial velocity variations between 150 and 300 km/s with the
V1343 Aql orbital period, and two "relativistic" ones, with radial velocity
V1343 Aql variations, opposite in phase, between -35000 and +50000 km/s. The
V1343 Aql "relativistic" systems correspond to two jets consisting of
V1343 Aql high-density condensations of matter emerging from the system at a
V1343 Aql relativistic velocity (0.27 c). The system is generally considered
V1343 Aql a prototype microquasar, but its properties remain extreme for the
V1343 Aql whole class of such objects.
V1352 Aql VB A (B 14.6m, Sp M3, 6", 172{deg}, 1999). A chain of Herbig - Haro
V1352 Aql objects near the variable.
V1355 Aql P varies?
V1360 Aql OH, SiO maser.
V1361 Aql OH, SiO, H2O maser.
V1362 Aql OH, SiO, H2O maser.
V1363 Aql OH maser.
V1364 Aql OH, SiO, H2O maser.
V1365 Aql OH, SiO, H2O maser.
V1366 Aql OH, SiO, H2O maser.
V1367 Aql OH, SiO maser.
V1368 Aql OH, SiO, H2O maser.
V1369 Aql OH, SiO maser.
V1376 Aql VB (9", 356{deg}, 2000). The light elements need verification.
V1379 Aql The period of RS variations is tabulated. Eclipses: Min =
V1379 Aql 2449656.4804 + 20.66118d x E, D = 0.07P, d = 0.06P, depth 0.17mU.
V1401 Aql P2 = 11.8d. [Fe/H] = -1.1.
V1402 Aql Multiple. Probably multiperiodic.
V1405 Aql The tabulated light elements are for eclipse-like fadinds, there
V1405 Aql amplitude being about 0.4m - 0.5m.
V1406 Aql VB B (A 7.03mV, B 11.3mV; AB 10", 180{deg}, 2012).
V1408 Aql The tabulated elements are for the maximum of small-scale periodic
V1408 Aql variations.
V1413 Aql d = 0.05P. The depth of eclipses outside outburst peaks is about
V1413 Aql 2m.
V1415 Aql OH, SiO, H2O maser.
V1416 Aql OH, SiO, H2O maser.
V1427 Aql Possibly a protoplanetary object.
V1433 Aql OH, H2O maser.
V1436 Aql VB A (9.4mV; B 12.3mV, 4", 33{deg}, 2001). Possibly spurious
V1436 Aql variability.
V1440 Aql VB A (8.6mV; B 9.9mV, 22", 198{deg}, 2013).
V1452 Aql P = 2.5930d is also possible.
V1461 Aql VB AB (9.3m, 10.5m, 2.5", 306{deg}, 2002).
V1462 Aql VB A (8.3mV; B 11.5mV, 13", 88{deg}, 2000).
V1466 Aql VB A (6.5mV; B 10.3mV, 14", 310{deg}, 2012).
V1470 Aql VB AB (8.2m, 9.2m, 2", 286{deg}, 2011). Probably the fainter
V1470 Aql component varies.
V1472 Aql VB AB (6.6mV, 11.0mV; 3", 120{deg}, 2008). SB, Porb = 198.716d.
V1473 Aql Multiperiodic, P2 = 2.04036d, P3 = 3.41274d.
V1477 Aql VB AB (9.73mV, 12.56mV, 1", 2{deg}, 1991). Another companion:
V1477 Aql 9.2mR, 20", 112{deg}, 1998. Possibly spurious variability.
V1479 Aql The spectral type presented in the Hipparcos catalog (K7)
V1479 Aql contradicts the star's color indices. Possibly spurious
V1479 Aql variability.
V1488 Aql Erroneously called GM Aql in several publications by V.P.
V1488 Aql Tsesevich.
V1494 Aql VB A (B 18.1m, 1"). Eclipses: Min = 2452462.4966 + 0.1346141d x E,
V1494 Aql depth 0.25m, D = 0.20P [N0308].
V1532 Aql Several companions.
V1538 Aql Possible RRC periods: 0.3661945d, 0.2678428d.
V1546 Aql VB B (A 10.3mV; B 11.52mJ, 11.22mK, 16", 299{deg}, 2000).
V1575 Aql In the region of the globular cluster NGC 6749.
V1576 Aql In the region of the globular cluster NGC 6749.
V1648 Aql Brightening over 10 years, probably due to dissipating dust
V1648 Aql envelope, plus quasi-periodic variations. [Fe/H] = -1.1.
V1656 Aql The tabulated ephemeris is for eclipses. P varies, quadratic term
V1656 Aql +1.14 x 10^(-6)d x E^2. Instead, period jumps are not excluded.
V1656 Aql Occasional brightness humps: P = 8.628d.
V1665 Aql MinII - MinI = 0.40P. Slight apsidal motion.
V1706 Aql Epoch of minimum brightness is tabulated.
V1707 Aql VB A (B 13.9m, 18", 166{deg}, 1999).
V1710 Aql Epoch of maximum is tabulated. Continuous periodic brightness
V1710 Aql variations.
V1719 Aql A twice longer period is not excluded.
V1737 Aql VB A (B 12.2mV, 7", 130{deg}, 2000).
V1742 Aql VB A (B 16.5m, 2" sp).
V1743 Aql The elements tabulated are for EB variations. EA: amplitude 0.14m,
V1743 Aql Min = 2450646.6692 + 1.1920d x E, D = 0.14P.
V1752 Aql P2 = 0.3586d.
V1760 Aql P2 = 0.8381d.
V1801 Aql An asymptotic-giant-branch star. SB, Porb = 119.5d, e = 0.37. Porb
V1801 Aql is not detected in photometry.
V1811 Aql A twice shorter period is not excluded.
V1815 Aql A magnetic white dwarf, varies presumably due to starspots and
V1815 Aql axial rotation.
V1820 Aql O'Connell effect.
V1834 Aql A period about 230d is superposed.
V1837 Aql The period for the first overtone is given in the Table. Second
V1837 Aql overtone: Max = 2453729.40+ 1.01121d x E. P1 given in the Table.
V1837 Aql P2/P1 = 0.8040.
V1844 Aql Multiperiodic.
V1853 Aql VB (2"). Other possible periods: 0.66579d or 0.49934d. RRC type
V1853 Aql with P = 0.24967d is also possible.
V1861 Aql VB (3").
V1876 Aql The one-day alias, P = 0.058916d, is also possible.
V1877 Aql P = 0.30306d is also possible.
V1878 Aql VB A (B 4", 24{deg}, 1999).
V1880 Aql P = 0.42243d is also possible.
V1881 Aql Blazhko effect.
V1883 Aql The one-day alias, P = 0.109205d, is also possible.
V1886 Aql Period varies.
V1889 Aql Multiperiodic. P2 = 0.1004498d.
V1898 Aql P = 0.4102d is also possible.
V1922 Aql The light elements in the Table are for minina of the orbital
V1922 Aql variations. Also present are pulsations with P = 198d and an
V1922 Aql amplitude of 0.6mV.
V1927 Aql Period varies. Multiperiodic.
V1928 Aql VB A (9.8mV; B 10.2mV, 7", 104{deg}, 2013). The range in the Table
V1928 Aql is for combined brightness.
V1936 Aql A red star, despite the spectral type O4I in the literature.
V1946 Aql VB A (11.4mG; B 14.3mV, 6", 200{deg}, 2000).
V1968 Aql VB A (13.5mG; B 14.7mG, 3", 165{deg}, 2000); the range in the Table
V1968 Aql is influenced by the companion.
V1971 Aql MinII - MinI = 0.61P.
V1977 Aql P = 31.5d is superposed.
V1992 Aql VB A (8.3mG; B 11.4mG, 9", 72{deg}, 2000). The range in the Table
V1992 Aql is for combined brightness.
alf Aql Multiperiodic.
eta Aql The presence of an unresolved A0V companion is suspected. P varies,
eta Aql current elements are tabulated.
R Ara VB A (B 8.2m, 4", 123{deg}, 1933).
S Ara [Fe/H] = -0.71. P var. Max = 2420047.2382 + 0.451888176d*E -
S Ara 1.36d*10**(-10)*E**2 (2414000 - 2441200) [03126]. For current
S Ara elements after 2441000, see Table.
T Ara VB A (B 11.0m, 34", 60{deg}).
RW Ara d = 0.02P. Changes of the shape of the light curve due to gaseous
RW Ara streams or to a hot spot are possible.
SZ Ara P var [N0005].
TV Ara In the region of the open cluster NGC 6208.
TX Ara VB A (B 16.5m 5" sf). A twice shorter period is possible.
AD Ara [A/H] = -0.4.
AW Ara Before JD 2417300, Max = 2412600 + 186d*E.
BF Ara The superoutburst cycle is given.
CC Ara VB A (B 14.9m 7" sp).
CT Ara Between JD 2420400 and 2425000, Max = 2413080 + 215d:*E.
DU Ara P var.
DZ Ara VB A (B 12.9m 12" np).
EH Ara VB A (B 14.7m 12" nf).
EK Ara VB A (B 15m pg 5" s).
FS Ara VB A (B 15.1m V 7" nf).
FT Ara VB A (B 15.4m 7" nf).
GI Ara VB A (B 10" sp). It is not quite clear which star varies.
GK Ara The coordinates in [00251] and the chart in [06286] are believed to
GK Ara be wrong.
IN Ara [Fe/H] = -1.75.
IW Ara VB A (B 15.9m 9" sp).
KP Ara VB A (B 14.8m 7" p).
KY Ara Only one sharp Max (JD2428715 - 721) was observed [00629]. Possibly
KY Ara a Nova.
KZ Ara VB A (B 13.5m 13" p).
LW Ara As of May 2006, erroneously called LX Ara in [N0002].
MQ Ara VB A (B = NSV 9784 25" sp).
MR Ara [Fe/H] = -1.0.
MS Ara [Fe/H] = -1.48.
MT Ara VB A (B 13.5m 26" sf).
MV Ara VB A (B 17.6m 7" nf), a star 13.5m 18" n.
MX Ara VB A (B 15.5m 14" sf).
NU Ara VB B (A 16.4m 8" sp).
OY Ara Eclipsing variations [N0010]: amplitude 1.9m (wide B+V filter), Min
OY Ara = 2449862.8220 + 0.155466d*E.
QR Ara Marked in the chart for BV 1443. ASAS-3 data do not show noticeable
QR Ara variations.
QX Ara Erroneously called V675 Ara in [N0002].
V0340 Ara [A/H] = 0.6.
V0341 Ara X-ray source 1RXS J165743.7-631237. V-Ic between 0.08m and 0.20m
V0341 Ara [N0012]. The periods 11.95d [00080], 10.919d [HIP], 14.11045d
V0341 Ara [N0012] satisfy observations only during some intervals of time.
V0342 Ara P >= 140d.
V0345 Ara P >= 180d.
V0355 Ara P > 220d.
V0356 Ara P > 170d. VB B (A 12.65m B, 22" nf).
V0360 Ara Min II - Min I = 0.35P.
V0383 Ara VB A (B 16.5m 8" nf).
V0419 Ara Not red [00001].
V0422 Ara According to [04001] and [01385], UG. The spectral type suggests
V0422 Ara another type [N0013].
V0433 Ara Eclipses: Min = 2453065.5502 + 0.19573d*E [N0014]. According to
V0433 Ara [N0014], the outside-eclipse brightness varies between 16.8m and
V0433 Ara 18.4m V, suggesting a type like NL+EA or UGZ+EA. The faintest
V0433 Ara magnitude observed in an eclipse was about 19.6m V.
V0447 Ara Another possible solution of the data from [N0002]: Min =
V0447 Ara 2451936.878 + 18.146d*E [N0015].
V0461 Ara Identified with a bright IR object in the 2MASS catalogue.
V0520 Ara No objects with Mira-like colors in the field [00001].
V0528 Ara Not an RR Lyrae star according to [N0006], where no period could be
V0528 Ara found between 0.25d and 2.0d.
V0539 Ara VB A (B 9.22m, 12", 269{deg}). DII = 0.13P. Apsidal motion.
V0539 Ara Tabulated are: the epoch of MinI based on observations in [HIP] and
V0539 Ara the siderial period from [N0017]. In 1982 - 1994, MinI =
V0539 Ara 2445056.777 + 3.169112d*E, MinII = 2445067.825 + 3.169076d*E, U =
V0539 Ara 150 years. The fainter component of the eclipsing pair pulsates,
V0539 Ara the detected periods are 1.36d, 1.78d, 1.08d [N0017].
V0544 Ara VB A (B 14.5m pg, 17" sp).
V0577 Ara The chart in [03776] leads to a much brighter star than the
V0577 Ara magnitudes in [03776]; for this brighter star, the data in [N0002]
V0577 Ara permit to suspect type EA, Max 13.1m V, MinI 13.6m V, MinII 13.3:m
V0577 Ara V, MinI = 2453090.826 + 0.6880d*E, with a large light-curve scatter
V0577 Ara [00001].
V0583 Ara The chart in [03776] leads to a much brighter star than the
V0583 Ara magnitudes in [03776].
V0613 Ara VB B (A 12" np).
V0617 Ara VB B (A 13.1m Bj, 12" nf). Combined magnitudes of the pair are
V0617 Ara given.
V0624 Ara MaxII 11.9 at the phase 0.4.
V0639 Ara V1 (NGC 6397). Cluster non-member.
V0650 Ara Individual cycles have amplitudes about 0.7m, the mean brightness
V0650 Ara level varies.
V0656 Ara EW type is not excluded.
V0658 Ara The suggested type is in contradiction with the star's red color
V0658 Ara [00001].
V0687 Ara Type RRC is possible.
V0710 Ara Individual cycles have amplitudes from 0.5m to 1m, secondary cycle
V0710 Ara about 750d.
V0729 Ara Type RV with a twice longer period is possible.
V0744 Ara Not red.
V0755 Ara The chart in [07772] (BV 1310) shows a different variable star.
V0793 Ara Not red.
V0801 Ara MXB 1636-53. Description of the spectrum [01356]. Modulation with
V0801 Ara Porb = 0.15804738d [N0020], amplitudes up to 0.6m V.
V0808 Ara Type EW is possible.
V0816 Ara Type RR: was suggested in [01385], but the star is red.
V0820 Ara Epoch of Min is given. Strong magnetic field. Either an eclipsing
V0820 Ara binary or a white-dwarf oblique rotator.
V0821 Ara 4U 1658-48. Complex behavior. Three X-ray states: off, hard-low,
V0821 Ara high-soft, poorly correlated with optical variations. The latter
V0821 Ara consist of flickering, possible low-amplitude quasi-periodic
V0821 Ara variations, and large-amplitude changes. Porb near 0.7d is
V0821 Ara suspected.
V0825 Ara V2 (NGC 6397), cluster non-member.
V0826 Ara V3 (NGC 6397), cluster non-member.
V0827 Ara V4 (NGC 6397) according to the numbering system from [67025]
V0827 Ara (differs from the numbering system in [N0025]). Probably cluster
V0827 Ara non-member.
V0829 Ara Type SRB is possible [71065]. According to [HIP], ELL, 6.06m -
V0829 Ara 6.14m Hp, Min = 2448504.951 + 7.5010d*E; these type and period seem
V0829 Ara improbable for the spectral type.
V0832 Ara Porb = 5200d.
V0834 Ara Oscillations: P = 12 minutes.
V0835 Ara Oscillations: P = 10.75 minutes.
V0837 Ara Associated with a nebula.
V0839 Ara Associated with a nebula.
V0883 Ara MinII - MinI = 0.44P.
V0898 Ara Multiperiodic.
V0909 Ara Called "BH Ara?" in [80474]; the suggested identification is wrong.
V0919 Ara SB2.
V0927 Ara VB A (B 13.3m, 14", 121{deg}, 1999). The magnitude in minimum is
V0927 Ara influenced with the companion.
V0943 Ara Similarity to FG Sge is not excluded.
V0952 Ara Multiperiodic, 5 frequencies detected.
V0969 Ara VB A (B 13.8m, 16", 148{deg}, 1999).
V0978 Ara P=46.5d is superposed.
V0981 Ara Blazhko effect, P = 58.66d.
V0982 Ara VB B (A 13.9mpg, B 14.3mpg; AB 13", 351{deg}, 2000). The magnitudes
V0982 Ara in the Table are influenced by the companion.
V1000 Ara VB A (B 9" p).
V1011 Ara Period varies.
V1027 Ara VB A (B 14.0m, 12", 51{deg}, 2000). The magnitudes in the Table
V1027 Ara were influenced by the companion.
V1042 Ara VB A (B 12.5m, 8.5", 329{deg}, 2000).
V1054 Ara Cluster non-member.
V1055 Ara Cluster non-member.
V1058 Ara Cluster non-member.
V1059 Ara Additional mode, P = 0.6285d [g0025].
V1060 Ara Blazhko effect, P(Blazhko) = 57.710d [g0025]. Blazhko effect,
V1060 Ara P(Blazhko) = 35.2368d [g0025].
V1061 Ara Cluster non-member. MinII - MinI = 0.26P.
V1063 Ara Cluster non-member.
V1064 Ara Cluster non-member.
V1065 Ara Additional mode, P = 0.1707740d [g0025].
V1067 Ara A second high-amplitude mode: P = 0.2509836d.
V1071 Ara Blazhko effect, P(Blazhko) = 34.809d; additional period 216.34d
V1071 Ara [g0025].
V1072 Ara A0 = 0.3771mV. P1 = 0.3266817d, A1 = 0.0275mV, P1/P0 = 0.7304
V1072 Ara (abnormal ratio).
V1073 Ara Blazhko effect, P(Blazhko) = 13.764d. Additional mode, P =
V1073 Ara 0.1897573d.
V1075 Ara Cluster non-member.
V1077 Ara Cluster non-member.
V1078 Ara MinII - MinI = 0.75P.
V1080 Ara Blazhko effect, P(Blazhko) = 82.267d [g0025].
V1083 Ara Blazhko effect, P(Blazhko) = 66.917d [g0025].
V1084 Ara A0 = 0.3089mV. P1 = 0.3596333d, A1 = 0.0177mV, P1/P0 = 0.7275
V1084 Ara (abnormal ratio).
V1085 Ara Blazhko effect, P(Blazhko) = 17.4043d [g0025].
V1088 Ara Blazhko effect, P(Blazhko) = 41.191d [g0025].
V1090 Ara Period varies.
V1092 Ara Additional mode, P = 0.1688913d [g0025].
V1093 Ara Blazhko effect, P(Blazhko) = 17.3010d [g0025].
V1094 Ara Blazhko effect, P(Blazhko) = 73.332d [g0025].
V1095 Ara Additional mode, P = 0.1715296d [g0025].
V1096 Ara Cluster non-member.
V1097 Ara Double-periodic Blazhko effect, P1(Blazhko) = 15.4504d, P2(Blazhko)
V1097 Ara = 13.771d.
V1100 Ara Additional mode, P = 0.2002600d [g0025].
V1101 Ara Additional mode, P = 0.1783040d [g0025].
V1103 Ara Blazhko effect, P(Blazhko) = 56.190d [g0025].
V1105 Ara Blazhko effect, P(Blazhko) = 78.036d [g0025].
V1108 Ara Additional mode, P = 0.1730099d [g0025].
V1109 Ara Cluster non-member.
V1113 Ara Blazhko effect, P(Blazhko) = 8.52242d.
V1116 Ara Additional modes, P = 0.1924287d, P = 0.1955796d, P = 0.1984818d
V1116 Ara [g0025].
V1117 Ara Cluster non-member.
V1118 Ara Additional modes, P = 0.187836d and 0.19332d.
V1119 Ara According to [g0026], cluster non-member, in contradiction to Gaia
V1119 Ara DR2 proper motion.
V1121 Ara Cluster non-member.
V1124 Ara Cluster non-member.
V1126 Ara Cluster non-member.
V1133 Ara The Table presents the probable first-overtone period. P0 = 0.52d.
V1133 Ara Probable cluster non-member [g0023]. The suggested P0 gives P1/P0 =
V1133 Ara 0.66, not typical of first-overtone and fundamental-mode pulsators
V1133 Ara [g0001].
V1143 Ara Chandra X-ray source.
V1144 Ara Chandra X-ray source.
V1146 Ara Optical counterepart of the millisecond pulsar PSR J1740-5340.
R Ari H2O, OH maser.
T Ari H2O, SiO maser. P varies strongly, current elements are given.
U Ari SiO maser.
W Ari A "missing BD star", no certain identification.
X Ari P varies, current elements are given. [Fe/H] = -2.50.
RU Ari OH, H2O maser.
RV Ari Double-mode. P0 is given in the Table, P1 = 0.0719469d. Both
RV Ari periods vary.
RW Ari [Fe/H] = -1.16.
RX Ari d = 0.02P. P varies, current elements are given.
RY Ari H2O maser.
SS Ari P varies, current elements are given.
SU Ari A "missing BD star", identification uncertain.
SZ Ari P varies, current elements are given.
TT Ari Porb = 0.13755d. Usually near maximum brightness, occasional deep
TT Ari fadings. Numerous photometric periods were reported. According to
TT Ari [N0138], the star experiences alternating "negative superhump" (P =
TT Ari 0.13270 - 0.1398d) and "positive superhump" (P = 0.14840 -
TT Ari 0.14926d) intervals, with amplitudes of several tenths of a
TT Ari magnitude. Quasiperiodic oscilations, flickering.
TU Ari P varies, current elements are given.
TX Ari P varies, current elements are given.
UU Ari Multiperiodic.
UV Ari Probably multiperiodic.
UX Ari VB (0.4", 61{deg}, 1990.8). SB2, Porb = 6.43791d. Photometric
UX Ari variations with a period close to Porb. Mean brightness varies.
VW Ari Multiperiodic.
VY Ari SB1, Porb = 13.20d.
WW Ari VB (3"). Probably both components vary.
WX Ari The elements are for eclipses. Flickering.
YY Ari H2O, OH maser.
YZ Ari OH maser.
AD Ari According to [N0146], DSCTC pulsations with a period about 0.06d
AD Ari can be also present.
BF Ari Periodically variable brown dwarf.
BG Ari Superhumps detected: P1 = 0.084897, P2 = 0.084683.
BI Ari Multiperiodic.
BL Ari Blazhko effect?
BQ Ari VB A (A 10.9m; B 11.5m, 14", 19{deg}, 2000). The tabulated
BQ Ari magnitudes are possibly affected by the companion.
BS Ari VB (0.5", 104{deg}, 2001).
BU Ari VB (0.4", 52{deg}, 2001); VB A (B 4", 61{deg}, 2001; C = BV Ari,
BU Ari 15", 23{deg}, 2001).
BV Ari VB (0.4", 234{deg}, 2001); VB C (A = BU Ari; AC 15", 23{deg},
BV Ari 2001).
BX Ari VB AB (1", 165{deg}, 2001).
CP Ari VB A (B 7", 149{deg}, 1997).
CR Ari Type ELL with the light elements Min = 2455181.6141 + 0.361849d x E
CR Ari is also possible.
DN Ari P1 is presented in the Table. P0 = 0.547871d; P1/P0 = 0.7466.
DO Ari P1 is presented in the Table. P0 = 0.564048d; P1/P0 = 0.7455.
DP Ari P1 is presented in the Table. P0 = 0.492409d; P1/P0 = 0.7449.
DQ Ari P1 is presented in the Table. P0 = 0.480781; P1/P0 = 0.7441.
DS Ari VB B (A 15.3mV, const, at the coordinates of 1SWASP
DS Ari J022727.03+115641.7; B varies, AB 12", 309{deg}, 2000; C 17.3mV, AC
DS Ari 14", 348{deg}, 2000). The data in in [82030] are for combined
DS Ari brightness. The magnitudes in the Table also seem to be somewhat
DS Ari influenced with the companions.
DT Ari P1 is presented in the Table. P0 = 0.561570d; P1/P0 = 0.7455.
DV Ari P1 is presented in the Table. P0 = 0.481500d; P1/P0 = 0.7448.
gam Ari VB A (B 4.65m, B9V, 8", 0{deg}).
tau 1 Ari VB AB (B 8.4m V, 0.7", 246{deg}, 1968).
R Aur H2O, SiO maser. P varies, current elements are given.
T Aur Eclipses: Min = 2452283.261 + 0.20437826d * E. The minima from
T Aur 0.10m to 0.28m deep in integrated light [03195].
U Aur OH, H2O, SiO maser.
Z Aur P varies, current elements are given.
RS Aur Biperiodic, the second period is 168d [N0039].
RT Aur P varies, current elements are given.
RU Aur OH, SiO maser.
RV Aur Mean magnitude probably varies with Pi = 10400d [01059].
RW Aur VB ABC (1.4", 255{deg}, 1994; B 13.6m, K5, suspected in flare
RW Aur activity; BC 0.12").
RX Aur P varies [N0147]. Elements for 1990s are given in the Table. [Fe/H]
RX Aur = -0.13.
RY Aur P varies, current elements are given.
RZ Aur P varies, current elements are given.
SS Aur Porb = 0.1828d. Intervals of abnormal photometric behavior
SS Aur (frequent low-amplitude outburts) occur sometimes.
ST Aur VB A (B 14m, 7" sp).
SU Aur OH maser.
SX Aur P varies, current elements are given.
SY Aur P varies, current elements are given.
SZ Aur SiO maser.
TW Aur The mean brightness varies with P = 1380d.
TZ Aur [Fe/H] = -0.79.
UU Aur Double-mode, also P = 235d.
UV Aur A symbiotic Mira. Very variable heights of maxima. [NeIII] and
UV Aur [OIII] emissions in the spectrum. VB A (B 10.96m, B9V, 3.4",
UV Aur 4{deg}). The B9V companion is apparently not hot enough to excite
UV Aur the nebula.
UW Aur Epoch of Min is given.
UY Aur OH maser. VB AB (B 12m?, M2, 0.9", 228{deg}, 1999).
VW Aur VB AB (9.0m, 11.8m V, 1.4", 332{deg}, 1976).
XX Aur P varies? Current elements are given.
YZ Aur SB.
AB Aur Rare deep fadings.
AE Aur The well-known "runaway star" from Ori OB1.
AH Aur The depth of MinII is 0.50m.
AM Aur P varies, current elements are given.
AO Aur P varies? Current elements are given.
AP Aur P varies, quadratic term 6.3398d*10^(-10)E^2. The depth of MinII is
AP Aur 0.51m.
AQ Aur SiO maser.
AR Aur P varies, current elements are given. Period variations are
AR Aur possibly periodic, with a period of 25-27 years [N0158].
AW Aur SiO maser.
AZ Aur VB A (B 16.3m B, 4", 165{deg}, 1953).
BF Aur P varies, current elements are given.
CG Aur Apsidal motion? P(MinII)=1.8048647d.
CI Aur P varies, current elements are given.
CL Aur The depth of MinII is 0.32m Rc. P var. Quadratic term
CL Aur +2.52d*10^(-10)E^2. Third body, P = 21.7 years.
CO Aur The tabulated period is that of the first overtone; the second
CO Aur overtone period is 1.427781d.
DN Aur [Fe/H] = -0.46. VB A (B 7", 46{deg}, 2000).
EM Aur P varies?
EP Aur P varies, current elements are given. The depth of MinII is 0.22m.
EQ Aur P varies, current elements are given.
ER Aur P varies, current elements are given.
EW Aur [Fe/H] = -0.6.
FF Aur [Fe/H] = -0.3.
FP Aur d = 0.08 P.
FS Aur Porb = 0.059479d.
FZ Aur A two times shorter period is also possible.
GX Aur P varies, current elements are given.
HN Aur The secondary period is about 1400d.
II Aur MinII 15.0:.
IS Aur VB A (B 15.4m, 18", 47{deg}, 1999). The tabulated range is for the
IS Aur combined magnitude of the pair.
IU Aur A well-documented light-time effect (P = 294.3d, the semi-amplitude
IU Aur of the O-C residuals is 0.0059d) because of a third body on an
IU Aur eccentric orbit. Precession causes changes of the brightness
IU Aur amplitude: the amplitude of the MinI was observed to vary between
IU Aur 0.46m and 0.70m and that of MinII, between 0.37m and 0.55m. The
IU Aur depths of minima reached their maximum values about JD 2445800 and
IU Aur began to decrease [N0176].
KR Aur Porb = 0.1628d.
KU Aur P varies?
KW Aur VB A (B 9.0m, 10", 9{deg}, 2004; C 7.3m, F4V+DA1, Porb = 2.99d,
KW Aur 14", 225{deg}, 1991). SB, Porb = 3.7886d. The pulsation period is
KW Aur tabulated. Other pulsation harmonics: 0.096533d, 0.088243d. The
KW Aur brightness varies with the orbital period.
KX Aur In the nebula IC 405.
KY Aur In the nebula IC 405.
LW Aur VB A (B 17.5m, 9", 46{deg}, 1999).
LY Aur d = 0.017P. VB A (B 9.154m Hp, 0.6", 253{deg}, 1991).
MN Aur P varies, current elements are given.
MT Aur d = 0.02 P.
NQ Aur VB A (B 12.8m, 17", 143{deg}, 1999).
NU Aur Blazhko effect.
NV Aur OH, SiO, H2O maser.
NW Aur In the open cluster NGC 1893.
NX Aur In the open cluster NGC 1893.
OP Aur In the region of the open cluster Stock 8.
OX Aur VB A (B 10.2m, G5V(n), 22", 224{deg}, 1998). Multiperiodic. P0 is
OX Aur tabulated. P1 = 0.115442d.
QT Aur VB A (B 15.8mV, 10", 266{deg}, 2000).
QU Aur VB A (B 6", 199{deg}, 1999).
QY Aur SB2, Porb = 10.4265d.
QZ Aur Eclipses outside the outburst: 16.98m - 18.95mV, Min = 2448555.1595
QZ Aur + 0.3574961d x E [N0193].
V0348 Aur VB A (B 12.8m V, 25", 222{deg}, 2007).
V0353 Aur The protoplanetary nebula "Red Rectangle". The star was brightening
V0353 Aur for several decades, between 1940s and 1970s.
V0356 Aur Multiperiodic, P2 = 0.15642d.
V0358 Aur In the region of the open cluster NGC 2099.
V0361 Aur Multiperiodic, P = 273s is dominating.
V0373 Aur SiO maser.
V0382 Aur [Fe/H] = -1.6.
V0386 Aur [Fe/H] = -1.75.
V0387 Aur [Fe/H] = -1.40.
V0390 Aur VB (A 7.25m Hp; B 9.10m Hp, 0.4", 80{deg}, 1991). Accoring to
V0390 Aur [N0197], also exhibits flares with amplitudes up to 0.29m U.
V0394 Aur VB A (B F7V, 10.72m, 9", 209{deg}, 2007).
V0397 Aur SB1, Porb > 1000d.
V0398 Aur VB A (B 12.2m, 5", 82{deg}, 1958). Multiperiodic, P2 = 2.89404d.
V0403 Aur Porb = 83.1d.
V0404 Aur Porb = 0.1726d. Amplituda (Min II) = 0.28:.
V0410 Aur P varies, current elements are given.
V0411 Aur The HD catalogue identifies HD 32447 (K) with BD+30 775, which is
V0411 Aur V0411 Aur. In the HDE Atlas, V0411 Aur = HD 282867 (M0), and HD
V0411 Aur 32447 (F2) is a different star.
V0424 Aur VB (0.25", 229{deg}, 1998).
V0431 Aur In the region of the open cluster NGC 1960.
V0432 Aur d = 0.03 P. One of the components probably pulsates.
V0433 Aur SB?
V0437 Aur The HIPPARCOS observations can be represented with several
V0437 Aur different periods, the tabulated one contradicts later
V0437 Aur observations.
V0440 Aur ADS 4443A (B 12.0mV, 14", 15{deg}, 2000).
V0462 Aur ADS 5582A (B 9.76m, 8", 210{deg}, 1991).
V0469 Aur VB B (A = V499 Aur; AB 25", 87{deg}, 1999).
V0490 Aur VB.
V0499 Aur VB A (B = V469 Aur, 25", 87{deg}, 1999).
V0501 Aur SB.
V0528 Aur SiO maser.
V0530 Aur SiO maser.
V0539 Aur In the open cluster M37 (NGC 2099). Probably non-member.
V0540 Aur In the open cluster M37 (NGC 2099).
V0541 Aur In the open cluster M37 (NGC 2099).
V0542 Aur In the open cluster M37 (NGC 2099). The depth of MinII is 0.3m.
V0543 Aur In the open cluster M37 (NGC 2099). The depth of MinII is 0.66m.
V0544 Aur In the open cluster M37 (NGC 2099). The depth of MinII is 0.31m.
V0545 Aur In the open cluster M37 (NGC 2099). Non-member?
V0546 Aur In the open cluster NGC 2166. Type RS with P = 1.64470d is
V0546 Aur possible.
V0547 Aur In the open cluster NGC 2166. Probably non-member.
V0548 Aur In the open cluster NGC 2166. Probably non-member.
V0549 Aur In the open cluster NGC 2166.
V0550 Aur In the open cluster NGC 2166.
V0551 Aur In the open cluster NGC 2166. {Delta} Scuti variations: amplitude
V0551 Aur 0.05m, P = 0.12936d.
V0552 Aur The period is for small-amplitude variations, flickering is also
V0552 Aur observed; the combined amplitude of these variations is 0.03m.
V0560 Aur VB (A 9.2m; B 9.6m, 0.9", 37{deg}, 1991).
V0574 Aur VB A (B 15.0mV, 11", 72{deg}, 2000).
V0579 Aur VB A (B 15.4mV, 8", 133{deg}, 1999).
V0581 Aur Originally erroneously named FS Boo, at a wrong position.
V0584 Aur VB AB (10.1m, 11.4m, 0.5", 272{deg}, 2002).
V0603 Aur VB AB (5", 59{deg}, 1999).
V0608 Aur VB A (B 15.8m, 9", 118{deg}, 2000).
V0617 Aur VB AB (8.27mHp, 11.42mHp, 1.2", 184{deg}, 1991).
V0624 Aur A twice longer period is not excluded.
V0637 Aur VB A (B 11.6mV, 14", 286{deg}, 2007).
V0645 Aur MinII - MinI = 0.789: x P.
V0647 Aur Porb = 201min, Pspin = 1008.3408s or 930.5829s.
V0674 Aur P = 0.29779d is not excluded. Type EW, with periods 0.59563d or
V0674 Aur 0.63533d, is also possible.
V0681 Aur Blazhko effect.
V0695 Aur Running numbers and USNO-B1.0 numbers in [81080] are mixed up;
V0695 Aur corrected by GCVS compilers.
V0696 Aur Running numbers and USNO-B1.0 numbers in [81080] are mixed up;
V0696 Aur corrected by GCVS compilers.
V0697 Aur VB A (B 6", 70{deg}, 1997).
V0698 Aur Eccentric binary. Running numbers and USNO-B1.0 numbers in [81080]
V0698 Aur are mixed up; corrected by GCVS compilers.
V0707 Aur O'Connell effect.
V0708 Aur O'Connell effect.
V0716 Aur MinII - MinI = 0.47P.
V0742 Aur DSCTC type with P=0.132695d is also possible.
V0744 Aur VB A (B 5", 9{deg}, 2000). P = 0.362922d is also possible.
V0746 Aur P = 0.086921d is also possible.
V0750 Aur Multiperiodic, P2 = 0.069397.
V0754 Aur P = 0.33285d is also possible.
V0765 Aur VB A (B 4", 91{deg}, 1997).
V0786 Aur VB A (B 3", 183{deg}, 1989).
V0790 Aur Type EW with a twice longer period is not excluded.
V0798 Aur VB A (12.4mV; B 14.7:mV, 7", 286{deg}, 1998).
V0803 Aur Multiperiodic. P2 = 0.05503008d, P3 = 0.04250400d.
V0808 Aur Eclipses: Min = 2455126.8960 + 0.081376d x E, range 17.8 - 21.4 V,
V0808 Aur D = 0.06P.
V0815 Aur VB A (B 16.5mpg, 5", 75{deg}, 2000).
V0817 Aur MinII - MinI = 0.32P.
V0823 Aur Secondary period P2 = 0.2980d.
V0829 Aur Possible BY variations outside flares: P = 1.04098d, 16.4m - 16.6m.
V0830 Aur VB A (B 6", 176{deg}, 2000). The range in the Table is for combined
V0830 Aur brightness.
V0837 Aur VB A (B 13.4m, 19", 94{deg}, 2000; C 5", 281{deg}, 2000).
V0838 Aur MinII - MinI = 0.330P.
V0839 Aur MinII - MinI = 0.438P.
V0841 Aur VB B (A 10.8mV; AB 16", 351{deg}, 2007).
V0849 Aur Two systems of eclipses. The Table presents the light elements for
V0849 Aur system A. MinII - MinI = 0.52P. System B: MinI = 2455968.3398 +
V0849 Aur 0.806931 x E; D = 0.14P.
V0856 Aur VB A (B 13.3m, 17", 345{deg}, 1998).
V0860 Aur The data for 1SWASP J070953.45+364417.3 in [82030] are combined
V0860 Aur measurementss for a non-variable star (V = 12.8) near the SuperWASP
V0860 Aur position and the real variable.
V0861 Aur P1 is presented in the Table. P0 = 0.555912d; P1/P0 = 0.7464.
bet Aur VB A (C 14.1m, 13", 174{deg}, 1934).
eps Aur d = 0.04 P. VB A (B 14.0m, 30", 225{deg}, 2008; C 11.3m, 43",
eps Aur 276{deg}, 2008; D 12.0m, 45", 316{deg}, 2008). Probably eclipses
eps Aur are caused by a gas and dust disk. Besides eclipses, quasi-periodic
eps Aur brightness variations with an amplitude of several tenths of a
eps Aur magnitude and a cycle of 105 - 120 days (e.g., [N0204]). More rapid
eps Aur variations were also reported.
zet Aur D = 0.041P, d = 0.038P (varies?).
tet Aur VB A (B 7.2m, 4", 306 {deg}, 2008).
psi 1 Aur P1 = 150 - 200d, P2 = 2000d.
R Boo H2O maser.
V Boo Biperiodic, P1 = 137d. A long-term amplitude decrease. SiO maser.
Z Boo H2O, SiO, OH maser.
RS Boo P varies, current elements are given. Possible Blazhko effect
RS Boo periods: 533d, 58d, 62d [04832]. [Fe/H] = -0.36.
RU Boo [Fe/H] = -1.50.
RX Boo P2 = 304.7d, possibly P3 = 2692d. H2O, SiO, OH maser.
SS Boo The depth of MinII is 0.1m, the distortion wave ampitude is up to
SS Boo 0.2m.
ST Boo [Fe/H] = -1.76. Blazhko effect, Pi = 284d [07238].
SU Boo P varies, current elements are given.
SV Boo [Fe/H] = -1.55.
SW Boo [Fe/H] = -1.12. P varies, current elements are given.
SZ Boo [Fe/H] = -1.68.
TU Boo P varies, current elements are given.
TV Boo [Fe/H] = -2.44.
TW Boo [Fe/H] = -1.46. P varies, current elements are given.
TX Boo P varies, current elements are given.
TY Boo P varies, current elements are given.
TZ Boo P varies, current elements are given. Magnitudes in the minima
TZ Boo vary, sometimes MinII becomes deeper than MinI.
UU Boo P varies, current elements are given.
UW Boo P varies, current elements are given. The depth of MinII is 0.1m
UW Boo pg.
UY Boo P varies.
VW Boo P varies, current elements are given.
XY Boo P varies, current elements are given.
AC Boo P varies, current elements are given. The light curve shape varies.
AE Boo [Fe/H] = -1.39.
AO Boo P varies, the mean P is given.
AR Boo P varies, current elements are given.
BE Boo P varies?
BI Boo In the region of the globular cluster NGC 5466.
BK Boo In the region of the globular cluster NGC 5466.
BL Boo V19 (NGC 5466), cluster member. [Fe/H] = -1.92. P varies.
BN Boo In the region of the globular cluster NGC 5466.
BO Boo Blazhko effect.
BR Boo [Fe/H] = -1.03.
BU Boo Blazhko effect?
BW Boo MinII - MinI = 0.45P (1991).
BX Boo VB A (B 9.6m, 35", 156{deg}, 2007).
CC Boo z = 0.172.
CD Boo z = 1.045.
CE Boo Multiple.
CK Boo P varies, current elements are given. The light curve shape varies.
CM Boo [Fe/H] = -1.48.
DE Boo Porb = 125.4d.
DM Boo X-ray source.
DQ Boo VB AB (A 9.64m; B 10.92m, 9", 151{deg}, 1991).
DU Boo O'Connell effect.
EF Boo P varies, current elements are given.
EQ Boo MinII - MinI = 0.399P. VB AB (A 9.4m; B 10.1m, 1.3", 271{deg},
EQ Boo 2005).
FL Boo VB AB (A 10.04m; B 10.37m, 7", 26{deg}, 1991).
FP Boo P varies? Current elements are given.
FS Boo Erroneously named at a wrong position because of a misprint. See
FS Boo V0581 Aur.
GM Boo P varies, current elements are given.
GN Boo P varies, current elements are given.
GQ Boo P varies, current elements are given.
GS Boo P varies, current elements are given.
GV Boo P varies, current elements are given.
GX Boo Type DSCT with a twice shorter period is possible.
HK Boo SB2.
HQ Boo VB A (B 15.0mV, 24", 21{deg}, 1998). The tabulated amplitude can be
HQ Boo influenced by the companion.
V0381 Boo P1 is presented in the Table. P0 = 0.534137d; P1/P0 = 0.7457.
V0383 Boo P1 is presented in the Table. P0 = 0.472061d; P1/P0 = 0.7439.
V0384 Boo P1 is presented in the Table. P0 = 0.532235d; P1/P0 = 0.7460.
V0386 Boo P1 is presented in the Table. P0 = 0.555941d; P1/P0 = 0.7457.
V0388 Boo P1 is presented in the Table. P0 = 0.527220d; P1/P0 = 0.7460.
V0392 Boo Additional non-radial mode, P = 0.2909421d; P(Blazhko) = 27.6d.
V0394 Boo P1 is presented in the Table. P0 = 0.478545d; P1/P0 = 0.7449.
V0395 Boo P0 is presented in the Table. P1 = 0.345662d; P1/P0 = 0.7433.
V0396 Boo P1 is presented in the Table. P0 = 0.536540d; P1/P0 = 0.7464.
V0397 Boo P1 is presented in the Table. P0 = 0.506502d; P1/P0 = 0.7440.
V0398 Boo Additional non-radial mode, P = 0.2645555d; P(Blazhko) = 14.1d.
V0399 Boo P1 is presented in the Table. P0 = 0.492554d; P1/P0 = 0.7453.
V0401 Boo P1 is presented in the Table. P0 = 0.493517d; P1/P0 = 0.7444.
V0403 Boo P1 is presented in the Table. P0 = 0.564890d; P1/P0 = 0.7457.
V0405 Boo P1 is presented in the Table. P0 = 0.546206d; P1/P0 = 0.7453.
V0407 Boo VB A (14.1mV; B 14.5mV, 22", 113{deg}, 1998).
V0411 Boo P1 is presented in the Table. P0 = 0.476987d; P1/P0 = 0.7442.
V0412 Boo P1 is presented in the Table. P0 = 0.483115d; P1/P0 = 0.7444.
V0413 Boo P1 is presented in the Table. P0 = 0.480226d; P1/P0 = 0.7440.
V0414 Boo Additional non-radial mode, P = 0.324200d; P(Blazhko) = 36.6d.
V0415 Boo P1 is presented in the Table. P0 = 0.552367d; P1/P0 = 0.7457.
gam Boo VB A (A speckle binary, 0.07", 78{deg}, 1975, unresolved on several
gam Boo other dates; B 12.7m, 48", 121{deg}, 1998).
kap 2 Boo Multiperiodic. VB A (B 6.69m, F2V, SB1, 14", 237{deg}, 2009).
ksi Boo VB AB (4.73m, 7.04m, a = 4.9", Porb = 150 y).
i Boo VB B (A = NSV 20241, 5.31m Hp, G0; B 6.09m Hp, a = 3.8", e = 0.43,
i Boo Porb = 225 y); combined (A + B) magnitudes are tabulated. P varies
i Boo strongly, current elements are given.
R Cae SiO maser.
U Cae [Fe/H] = -1.11. Blazhko effect?
V Cae [Fe/H] = -2.00.
X Cae Multiperiodic.
RR Cae d = 0.02P.
RX Cae Variability type and spectral type do not agree.
RZ Cae VB (7.9m, 9.4m, 3", 222{deg}, 1993).
SX Cae A twice shorter period is also possible.
U Cam Triply periodic; other periods are 400d and 220d.
V Cam H2O, SiO maser.
Y Cam P varies, current elements are given. According to [N0223], MinI =
Y Cam 2424443.4806 + 3.30552340d x E + 0.1564d x sin(0.011052{deg} x E +
Y Cam 225.8{deg}) + 0.0452d x sim(0.022105 x E + 65.49{deg}). Superposed
Y Cam are pulsations with an amplitude up to 0.07m and P = 0.066457537d.
Z Cam Porb = 0.2898406d.
RR Cam Biperiodic; the other period is P0 = 223d.
RS Cam Triply periodic; other periods are 160d and 966d.
RT Cam H2O maser.
RU Cam [A/H] = 0.9. P varies. An unusual CWA variable with a carbon
RU Cam spectrum. In 1965, the star has abruptly changed the character of
RU Cam its variations, from nearly-regular, large-amplitude ones to mostly
RU Cam chaotic, with much smaller amplitude, sometimes decreasing to
RU Cam nearly zero.
RV Cam Multiperiodic. VB (0.07", 222{deg}, 1995) from speckle
RV Cam interferometry.
RX Cam SB, Porb = 1114d.
RY Cam VB (0.1", 350{deg}, 1997) from speckle interferometry.
RZ Cam [Fe/H] = -1.01.
SS Cam d = 0.06P. P varies, current elements are given.
ST Cam Triply periodic; other periods are 202d and 1580d.
SU Cam P varies, mean elements are given. Period variations have a
SU Cam possible period somewhat longer than 40 years.
SZ Cam ADS 2984B (A 6.93m; AB 18", 305{deg}, 2008). A very complex
SZ Cam multiple star; for component identifications see [N0228]. In the
SZ Cam open cluster NGC 1502. P varies, current elements are given.
TW Cam [Fe/H] = -0.8.
TX Cam VB A (B 16.6mpg, 8" nf). SiO maser.
UU Cam P varies, current elements are given.
UY Cam [Fe/H] = -1.33.
WW Cam MinII - MinI = 0.495P.
XX Cam Only one deep minimum near JD 2429632. No strong IR excess. P =
XX Cam 36:d in maximum [N0230].
AF Cam Porb = 0.2306d.
AG Cam SiO maser.
AH Cam VB A (B 14.32m, 7", 35{deg}, 1999). P varies, current elements are
AH Cam given. Blazhko effect with P = 11.0d [00232].
AK Cam P varies, current elements are given.
AL Cam P varies, current elements are given.
AO Cam P varies, current elements are given.
AS Cam d = 0.02P. DII = 0.06P. MinII - MinI = 0.437P. Long-period apsidal
AS Cam motion. Third body, P = 805d. According to [N0236], pulsations with
AS Cam P = 0.913d and amplitude 0.02m are observed outside minima.
AX Cam VB (Porb = 6.644y, a = 0".554, e = 0.660).
AY Cam d = 0.02P.
BD Cam SB1, Porb = 596d.
BL Cam Multiperiodic; P varies [N0237].
BM Cam SB1, Porb = 80.1745d, e = 0.35.
BT Cam Multiperiodic. P2 = 0.0079d, other periods.
BW Cam H2O, OH maser.
BX Cam H2O, SiO, OH maser.
BY Cam Other detected periods: 7.3d; 145d.
BZ Cam In a nebula.
CE Cam SB?
CH Cam The central star of the planetary nebula NGC 1501. Multiperiodic.
CI Cam A single strong outburst in 1998. According to [N0245],
CI Cam multiperiodic pulsations are observed outside the outburst, the
CI Cam dominating periods being 0.41521d and 0.26647d. Porb = 19.407d.
CL Cam SB1, Porb = 20.8d.
CM Cam SB1, Porb = 3770d.
CS Cam VB A (B 8.22m, 2", 164{deg}, 1991). doubt which of the components
CS Cam varies.
CV Cam VB AB (9.80m, 10.84m, 4", 44{deg}, 1991).
CZ Cam The detected semiregular variations are not typical of the spectral
CZ Cam type.
DL Cam VB A (B 6.96m, 10", 308{deg}, 1991).
DM Cam VB AaAb (7.82m, 8.10m, 0".1, 170{deg}, 1991).
FH Cam Alternatively, can be a pulsating star with a twice shorter period.
FT Cam Porb = 0.074990d.
GS Cam VB A (8.39mJ, Sp C; B 12.09mJ, 23", 219{deg}, 2000). There remains
HT Cam Porb = 0.060d.
IQ Cam Biperiodic. Second periodicity: P = 0.3248d.
LL Cam SiO maser.
LQ Cam SiO maser.
LS Cam Porb = 0.143d.
LU Cam Porb = 0.15d.
LW Cam Porb = 0.06754658d.
MM Cam Chromospherically active giant, slow photometric variations.
MU Cam The orbital period is tabulated. The spin period from photometry is
MU Cam 0.01374127d.
MW Cam Biperiodic, P2 = 0.1282d.
NR Cam O'Connell effect.
V0524 Cam Distortion wave: P = 0.499464d.
V0525 Cam Distortion wave: P = 0.461208d.
V0534 Cam MinII - MinI = 0.545P.
V0542 Cam Multiperiodic. P1 is presented in the Table; P0 = 0.174773d. VB A
V0542 Cam (11.70mV; B 13.55mV, 17", 191{deg}, 1999).
V0549 Cam MinII - MinI = 0.543P. O'Connell effect.
V0565 Cam VB A (B 14.9mF, 7", 139{deg}, 2000); the amplitude in the Table is
V0565 Cam too low because of the companion.
V0588 Cam Period varies.
V0602 Cam Type SR with P = 92d is not excluded.
V0609 Cam VB B (A 11.7m; AB 26", 239{deg}, 2000; C 14.2m, AC 38", 302{deg},
V0609 Cam 2000).
V0610 Cam P1 is presented in the Table. P0 = 0.47921d6; P1/P0 = 0.7443.
R Cnc OH, H2O, SiO maser.
S Cnc In the region of the open cluster NGC 2632 (Praesepe). P varies?
T Cnc SiO maser.
U Cnc In the region of the open cluster NGC 2632 (Praesepe).
V Cnc VB A (B 13.7m, 9", 276{deg}, 2002).
W Cnc H2O, SiO maser.
X Cnc Other periods suspected. SB?, Porb = 491.4:d.
Y Cnc Blazhko effect.
RS Cnc Multiperiodic, P2 = 128.760d. H2O, SiO maser.
RW Cnc Blazhko effect periods: 29.9d, 91.1d [02088]. [Fe/H] = -1.67.
RY Cnc In the region of the open cluster NGC 2632 (Praesepe). P varies,
RY Cnc current elements are tabulated.
SS Cnc [Fe/H] = -0.07.
SW Cnc P varies?
SY Cnc Porb = 0.38d.
SZ Cnc SiO maser.
TT Cnc P varies, current elements are tabulated. Blazhko effect, P =
TT Cnc 89.3d. [Fe/H] = -1.57.
TU Cnc P varies, current elements are tabulated.
TX Cnc In the open cluster NGC 2632 (Praesepe). P varies, current elements
TX Cnc are tabulated.
TY Cnc P varies, current elements are tabulated.
UV Cnc In the region of the open cluster NGC 2632 (Praesepe).
VZ Cnc P2 = 0.142804d. Beat period: 0.716292d.
WW Cnc P varies, current elements are tabulated.
WY Cnc VB A (B+C 12.5m; B 25", 356{deg}, 1998; C 28", 1{deg}, 1998). P
WY Cnc varies, current elements are tabulated.
XX Cnc In the region of the open cluster NGC 2632 (Praesepe).
YZ Cnc Porb = 0.0868d.
AC Cnc Physical variations, additional minima were reported.
AE Cnc VB A (B 15.5m, 11", 18{deg}, 2000).
AF Cnc Blazhko effect, P = 27.23d.
AG Cnc In the region of the open cluster NGC 2682 (M 67). SB2, Porb =
AG Cnc 2.823094d.
AH Cnc P varies, quadratic term +1.56d x 10^(-10) x E^2. In the open
AH Cnc cluster NGC 2682 (M 67), probable member.
AK Cnc Porb = 0.0651d.
AN Cnc [Fe/H] = -1.45.
AO Cnc P varies?
AP Cnc Blazhko effect?
AR Cnc The period tabulated is for eclipses that occur, in quiescence,
AR Cnc from the V = 18.7 level.
AS Cnc [Fe/H] = -1.89.
AT Cnc Surrounded with a filamentary nebula, which is presumably a Nova
AT Cnc remnant.
AU Cnc In the open cluster NGC 2632 (Praesepe).
AV Cnc In the open cluster NGC 2632 (Praesepe).
AW Cnc In the open cluster NGC 2632 (Praesepe).
AX Cnc In the open cluster NGC 2632 (Praesepe).
AY Cnc In the open cluster NGC 2632 (Praesepe).
AZ Cnc In the open cluster NGC 2632 (Praesepe).
BB Cnc In the open cluster NGC 2632 (Praesepe).
BC Cnc In the open cluster NGC 2632 (Praesepe).
BD Cnc In the open cluster NGC 2632 (Praesepe).
BE Cnc In the open cluster NGC 2632 (Praesepe).
BF Cnc VB A (B 16.7mV, 9", 37{deg}, 2000). Blazhko effect?
BG Cnc In the open cluster NGC 2632 (Praesepe).
BM Cnc SB, Porb = 585.4154d.
BN Cnc In the open cluster NGC 2632 (Praesepe). Multiperiodic.
BO Cnc P2 = 270d.
BQ Cnc Multiperiodic. SB2. In the open cluster NGC 2632 (Praesepe).
BR Cnc Multiperiodic. In the open cluster NGC 2632 (Praesepe).
BS Cnc Multiperiodic. In the open cluster NGC 2632 (Praesepe).
BT Cnc Multiperiodic. In the open cluster NGC 2632 (Praesepe).
BU Cnc Multiperiodic. In the open cluster NGC 2632 (Praesepe).
BV Cnc Multiperiodic. In the open cluster NGC 2632 (Praesepe).
BW Cnc Multiperiodic. In the open cluster NGC 2632 (Praesepe).
BX Cnc Multiperiodic. In the open cluster NGC 2632 (Praesepe).
BY Cnc In the open cluster NGC 2632 (Praesepe).
BZ Cnc In the open cluster NGC 2632 (Praesepe).
CC Cnc Porb = 0.07352d. In the region of the open cluster NGC 2632
CC Cnc (Praesepe).
CD Cnc In the open cluster NGC 2632 (Praesepe).
CE Cnc In the open cluster NGC 2632 (Praesepe).
CF Cnc In the open cluster NGC 2632 (Praesepe).
CG Cnc In the open cluster NGC 2632 (Praesepe).
CH Cnc In the open cluster NGC 2632 (Praesepe).
CI Cnc In the open cluster NGC 2632 (Praesepe).
CK Cnc In the open cluster NGC 2632 (Praesepe).
CL Cnc In the open cluster NGC 2632 (Praesepe).
CM Cnc In the open cluster NGC 2632 (Praesepe).
CN Cnc In the open cluster NGC 2632 (Praesepe).
CO Cnc In the open cluster NGC 2632 (Praesepe).
CP Cnc In the open cluster NGC 2632 (Praesepe).
CR Cnc In the open cluster NGC 2632 (Praesepe).
CS Cnc In the open cluster NGC 2632 (Praesepe).
CU Cnc VB A (B = CV Cnc, 10", 348{deg}, 2001, common proper motion). In
CU Cnc the region of the open cluster NGC 2632 (Praesepe), non-member.
CU Cnc Eclipses: 11.67 - 11.82V, MinII 11.75V, D = 0.03P, Min =
CU Cnc 2450208.5068 + 2.771468d x E [N0335].
CV Cnc VB Bab (0.8", 200{deg}, 2006; A = CU Cnc, AB 10", 348{deg}, 2001,
CV Cnc common proper motion). In the region of the open cluster NGC 2632
CV Cnc (Praesepe), non-member.
CW Cnc H2O maser.
CY Cnc In the open cluster NGC 2632 (Praesepe).
DD Cnc In the open cluster NGC 2632 (Praesepe).
DF Cnc In the region of the open cluster NGC 2632 (Praesepe), non-member?
DG Cnc In the region of the open cluster NGC 2632 (Praesepe), non-member?
DH Cnc In the open cluster NGC 2632 (Praesepe).
DI Cnc In the open cluster NGC 2632 (Praesepe).
DK Cnc In the region of the open cluster NGC 2632 (Praesepe).
DL Cnc In the open cluster NGC 2632 (Praesepe).
DM Cnc In the open cluster NGC 2632 (Praesepe).
DN Cnc In the open cluster NGC 2632 (Praesepe).
DO Cnc In the open cluster NGC 2632 (Praesepe).
DP Cnc In the open cluster NGC 2632 (Praesepe).
DQ Cnc In the region of the open cluster NGC 2632 (Praesepe), non-member?
DR Cnc In the open cluster NGC 2632 (Praesepe).
DS Cnc In the region of the open cluster NGC 2632 (Praesepe), non-member?
DT Cnc In the open cluster NGC 2632 (Praesepe).
DU Cnc In the open cluster NGC 2632 (Praesepe).
DY Cnc In the open cluster NGC 2632 (Praesepe).
DZ Cnc In the open cluster NGC 2632 (Praesepe).
EE Cnc In the open cluster NGC 2632 (Praesepe).
EG Cnc Porb = 0.05997d.
EH Cnc P varies, current elements are tabulated.
EI Cnc VB AB (1.4", 77{deg}, 2005).
EL Cnc In the open cluster NGC 2632 (Praesepe).
EM Cnc In the open cluster NGC 2632 (Praesepe).
EN Cnc In the open cluster NGC 2632 (Praesepe).
EO Cnc In the open cluster NGC 2632 (Praesepe).
EP Cnc Multiperiodic. In the region of the open cluster NGC 2632
EP Cnc (Praesepe).
EQ Cnc In the open cluster NGC 2632 (Praesepe).
ER Cnc In the open cluster NGC 2632 (Praesepe).
ES Cnc In the region of the open cluster NGC 2682 (M 67).
ET Cnc In the open cluster NGC 2682 (M 67).
EU Cnc In the open cluster NGC 2682 (M 67).
EV Cnc O'Connell effect. A blue straggler in the open cluster NGC 2682 (M
EV Cnc 67).
EW Cnc Multiperiodic. A blue straggler in the open cluster NGC 2682 (M
EW Cnc 67).
EX Cnc Multiperiodic. A blue straggler in the open cluster NGC 2682 (M
EX Cnc 67).
EY Cnc In the open cluster NGC 2682 (M 67).
FL Cnc Multiperiodic.
FM Cnc Blazhko effect?
FN Cnc Blazhko effect, P = 50.3d?
FP Cnc VB A (B 12.3mV, M3, 14", 240{deg}, 2004).
FV Cnc In the open cluster NGC 2632 (Praesepe). SB2, Porb = 2.981781d.
GS Cnc VB A (12.5mV; B 12.7mV, 10", 267{deg}).
GY Cnc Eclipses of different depth, from all all outburst brightness
GY Cnc levels. The light elements for eclipses are tabulated.
GZ Cnc Porb = 0.08825d.
HI Cnc In the open cluster NGC 2632 (Praesepe).
HK Cnc Multiperiodic.
HM Cnc Two white dwarfs on a very-short-period orbit.
HN Cnc P varies, current elements are tabulated.
HO Cnc VB AB (9.62m, 9.76m, 3", 1{deg}, 2011).
HP Cnc VB AB (9.91m, 10.09m, 1.4", 168{deg}, 2010).
HQ Cnc In the open cluster NGC 2682 (M 67), non-member.
HR Cnc In the open cluster NGC 2682 (M 67).
HS Cnc The light curve shape varies. In the open cluster NGC 2682 (M 67).
HT Cnc Porb = 1.358766d. In the open cluster NGC 2682 (M 67).
HU Cnc SB1, Porb = 18.396d. In the open cluster NGC 2682 (M 67).
HV Cnc In the open cluster NGC 2682 (M 67).
HW Cnc SB2, Porb = 10.05525d. In the open cluster NGC 2682 (M 67).
HX Cnc SB, Porb = 2.66059. In the open cluster NGC 2682 (M 67).
HY Cnc In the open cluster NGC 2682 (M 67).
HZ Cnc Multi-mode pulsations at a time scale of hours.
IO Cnc P varies?
KK Cnc VB (the NW component varies). Superhumps: P = 0.060818d.
KQ Cnc Blazhko effect?
KV Cnc Blazhko effect, P = 42d:.
KZ Cnc In the region of the open cluster NGC 2682 (M 67).
LN Cnc In the region of the open cluster NGC 2682 (M 67). Type RRC with a
LN Cnc twice shorter period is also possible.
LO Cnc In the region of the open cluster NGC 2682 (M 67), probably
LO Cnc non-member.
LP Cnc In the region of the open cluster NGC 2682 (M 67).
LT Cnc Pulsations at a timescale of about an hour. SB, Porb = 6.1163d.
LV Cnc Multiperiodic, P2 = 0.0025d. SB, Porb = 0.0567d. Cataclysmic
LV Cnc spectrum.
MR Cnc Pulsates in the first overtone (see Table) and fundamental (Max =
MR Cnc 2454701.537 + 0.536525d x E) modes. P1/P0 = 0.7462.
MY Cnc Double-mode, with a radial and a none-radial modes excited. The
MY Cnc second light elements: Max = 2454700.652 + 0.281995d x E. P2/P1 =
MY Cnc 0.9824.
NN Cnc P1 is presented in the Table. P0 = 0.478318d; P1/P0 = 0.7448.
NP Cnc P1 is presented in the Table. P0 = 0.498566d; P1/P0 = 0.7449.
NU Cnc P1 is presented in the Table. P0 = 0.472146d; P1/P0 = 0.7432.
NW Cnc P1 is presented in the Table. P0 = 0.481136d; P1/P0 = 0.7446.
OO Cnc P1 is presented in the Table. P0 = 0.505835d; P1/P0 = 0.7443.
PR Cnc P1 is presented in the Table. P0 = 0.482865d; P1/P0 = 0.7450.
PS Cnc P1 is presented in the Table. P0 = 0.478487d; P1/P0 = 0.7442.
PU Cnc P1 is presented in the Table. P0 = 0.489181d; P1/P0 = 0.7443.
PW Cnc VB A (B = NEXT STAR IN THE LIST, 12", 171{deg}, 1997).
PX Cnc A twice longer period is not excluded. VB B (A = PREVIOUS STAR IN
PX Cnc THE LIST; AB 12", 171{deg}, 1997).
QQ Cnc P1 is presented in the Table. P0 = 0.483002d; P1/P0 = 0.7441.
QU Cnc P1 is presented in the Table. P0 = 0.542956d; P1/P0 = 0.7456.
kap Cnc SB, P = 6.39616d.
R CVn OH, SiO maser.
U CVn OH, H2O maser.
V CVn Multiperiodic, P2 = 186d. OH, H2O, SiO maser.
W CVn [Fe/H] = -1.22. P varies, current elements for 1999 are tabulated.
W CVn Quadratic elements: Max = 2421402.421 + 0.55175963d x E -0.4156d x
W CVn 10^{-10}E^2 [N0347].
Y CVn Multiperiodic, other periods: 273d, 160d.
Z CVn [Fe/H] = -1.98. P varies, elements valid after 1999 are tabulated.
Z CVn Blazhko effect, P = 22.75d.
RR CVn [Fe/H] = -1.08.
RS CVn d = 0.033P. P varies, current elements are tabulated. Distorsion
RS CVn wave: {Delta}(m) from 0.09m to 0.20m, P = 4.7917d [07209].
RU CVn [Fe/H] = -1.38. P varies, current elements are tabulated.
RV CVn V141 (M3 = NGC 5272), cluster non-member. P varies, current
RV CVn elements are tabulated.
RX CVn [Fe/H] = -1.31.
RZ CVn [Fe/H] = -1.84. P varies, current elements are tabulated.
SS CVn [Fe/H] = -1.37. P varies? Blazhko effect?
ST CVn [Fe/H] = -1.07.
SV CVn [Fe/H] = -2.20. P varies, current elements are tabulated.
SW CVn P varies, quadratic term +2.0334d x 10^{-10}E^2. [Fe/H] = -1.53.
TX CVn Porb = 199.0:d.
UU CVn In the region of the globular cluster NGC 5466. P varies, current
UU CVn elements are tabulated. Blazhko effect?
UV CVn In the region of the globular cluster NGC 5466; cluster non-member.
UV CVn P varies, current elements are tabulated.
UW CVn In the region of the globular cluster NGC 5466.
UZ CVn [Fe/H] = -1.89. P varies, current elements for Hipparcos
UZ CVn observations are tabulated.
VW CVn P varies, current elements for 1999 are tabulated. The light curve
VW CVn shape varies?
WW CVn Blazhko effect.
WY CVn V205 (M3 = NGC 5272).
WZ CVn V206 (M3 = NGC 5272). Blazhko effect, P = 25.4d?
XX CVn V113 (M3 = NGC 5272).
XY CVn [Fe/H] = -2.03.
XZ CVn [Fe/H] = -1.46. P varies strongly, elements for JD 2455939 -
XZ CVn 2456462 are tabulated.
YY CVn P varies strongly, elements for JD 2455939 - 2456462 are tabulated.
AA CVn [Fe/H] = -1.78.
AC CVn Blazhko effect.
AD CVn [Fe/H] = -1.39. VB A (B 16.0mV, 10", 147{deg}, 1998).
AF CVn [Fe/H] = -1.19.
AG CVn [Fe/H] = -2.01.
AH CVn [Fe/H] = -1.93.
AI CVn Multiperiodic.
AK CVn [Fe/H] = -1.62.
AM CVn Multiperiodic; also Min = 2448742.5610 + 0.011906623d x E
AM CVn (presumably orbital variations) and other periods. The tabulated
AM CVn period (double wave) can be interpreted as positive superhumps.
AM CVn Often considered a system of two white dwarfs.
AN CVn [Fe/H] = -1.54.
AP CVn VB A (13.6mV; B 13.9mV, 23", 183{deg}, 2000).
AQ CVn A probable field horizontal-branch star. A single strong
AQ CVn brightening, about 20 minutes duration, was observed.
BD CVn Blazhko effect?
BF CVn VB A (B = NSV 6039, 13.16m, dM3.5e, 16", 226{deg}, 1991). Flares in
BF CVn the combined light of the pair ({Delta} U up to 0.95m) were
BF CVn observed [02195].
BG CVn Multiperiodic. Also P = 780s (0.00903d), etc.; different periods
BG CVn dominate at different times.
BI CVn P varies, current elements are tabulated.
BM CVn SB, Porb = 20.625d. Somewhat different periods were observed during
BM CVn different seasons of observations.
BN CVn P varies, quadratic term +1.7372d x 10^{-10}E^2.
BO CVn P varies, current elements are tabulated.
CH CVn SB.
CP CVn SB.
CS CVn HIPPARCOS data are in contradiction with the M0V spectral type.
CU CVn Multiperiodic.
CX CVn VB (A 9.5mHp, B 13.2mHp, 1.3", 308{deg}, 1991).
DD CVn Multiperiodic.
DE CVn EA-like in U and B light, EB at longer wavelengths. Amplitude
DE CVn decreases with wavelength.
DG CVn VB ({Delta}(mK) = 0.16m, 0.17", 253{deg}, 2000).
DK CVn The light curve shape varies strongly.
DN CVn P varies strongly [00001].
DY CVn P varies, current elements are tabulated. VB A (B 15m, 5",
DY CVn 250{deg}, 1998).
DZ CVn Blazhko effect.
EF CVn P varies?
EG CVn P varies, current elements are tabulated.
EI CVn P varies?
FL CVn Blazhko effect?
FT CVn Blazhko effect.
FV CVn P varies, current elements are tabulated.
GP CVn Light elements for eclipses: Min = 2453796.248245 + 0.062959041d x
GP CVn E [81139].
GR CVn The Table presents the period of first-overtone pulsations; P0 =
GR CVn 0.486651d. P1/P0 = 0.7443.
HK CVn P1 is presented in the Table. P0 = 0.478824d; P1/P0 = 0.7442.
HL CVn P1 is presented in the Table. P0 = 0.555276d; P1/P0 = 0.7462.
HM CVn P1 is presented in the Table. P0 = 0.526289d; P1/P0 = 0.7459.
HP CVn P1 is presented in the Table. P0 = 0.479250d; P1/P0 = 0.7446.
HQ CVn Strong O'Connell effect.
HS CVn P1 is presented in the Table. P0 = 0.531760d; P1/P0 = 0.7451.
HU CVn The mean brightness slowly varies by about 0.1mV. The depths of
HU CVn MinI and MinII are about 0.1mV.
HV CVn P1 is presented in the Table. P0 = 0.514168d; P1/P0 = 0.7450.
HX CVn P1 is presented in the Table. P0 = 0.513224d; P1/P0 = 0.7452.
alf 2 CVn Epoch of Max is tabulated. VB A (2.81mHp; B 5.86mHp, 19", 229{deg},
alf 2 CVn 1991).
R CMa P varies, current elements are tabulated.
Y CMa SiO maser.
Z CMa Speckle interferometry: VB (0.1", 305{deg}, 1993).
RR CMa P varies, current elements are tabulated.
RT CMa P varies, current elements are tabulated.
RX CMa P varies.
RZ CMa P varies? Current elements are tabulated.
SS CMa P varies? Current elements are tabulated.
SW CMa MinII - MinI = 0.31P. e = 0.32.
SY CMa VB A (companions: 7", 156{deg}; 14", 270{deg}, 1994).
TT CMa SiO maser.
UU CMa P varies, current elements are tabulated.
UZ CMa Multiperiodic, P2 = 38.4d.
VY CMa In the region of the young open cluster NGC 2362. Embedded in a
VY CMa reflecting nebula. ADS 6033 A; numerous companions are probably
VY CMa details of the nebula. H2O, OH, SiO maser.
AO CMa In the region of the open cluster Ruprecht 18.
AS CMa d = 0.04P.
BG CMa VB (5", 20{deg}, 1999). The variable is probably the southern
BG CMa component.
BQ CMa In the region of the open cluster NGC 2354.
CE CMa MinII - MinI = 0.663P.
CG CMa VB A (B 16m, 4", 261{deg}, 1999).
CN CMa [Fe/H] = 0.0.
CV CMa Currently, MinII - MinI = 0.46P. Apsidal motion.
DL CMa OH maser.
DM CMa No red star near the published position. Cataclysmic? [00001].
DS CMa VB A (B 15.8m, 9", 320{deg}, 1998).
DZ CMa The elements for fundamental mode are tabulated. P1 = 1.64495d.
EW CMa VB (4.920mHp, 5.394mHp, 0.131", 324{deg}, 1991). SB, P = 0.261975d.
EW CMa Shell events. BCEP-like variations, P = 0.0918d [N0367]. Other
EW CMa reported periods: about 20d [N0366], 1.2572d [N0367].
EY CMa Multiperiodic.
EZ CMa SB. In the ring nebula S308. In the region of the open cluster
EZ CMa Collinder 121. P2 = 1.18d was possible in 1988.
FF CMa In the region of the open cluster Collinder 132a.
FN CMa VB (A 5.685mHp; B 7.042mHp, 0.571", 116{deg}, 1991; C 9.0mV, B6V,
FN CMa 18", 350{deg}, 2011). The range in the table is for the A+B pair.
FN CMa Associated with the nebula vB 95. The period needs confirmation.
FR CMa VB (A 5.55mV; B 9.7mV, 4", 23{deg}, 2003).
FU CMa VB Aab (6.52m, 0.1", 337{deg}, 2010; B 11,07m, 14", 232{deg},
FU CMa 1999).
FV CMa VB AB (5.7mV, 7.7mV, 0.1", 11{deg}, 2012).
FZ CMa In the HII region S 295.
GG CMa In the open cluster Cr 132a.
GU CMa VB AB (7.03m, 7.70m, 0.6", 198{deg}, 1991). In the HII region S
GU CMa 293.
HK CMa In the region of the open cluster NGC 2287.
HL CMa Probably related to XM variables. The X-ray source 1E 0643.0-1648.
HL CMa Lx/Lopt is from 0.002 to 1. Porb = 0.2145d.
HN CMa Multiperiodic.
HP CMa Several possible periods or cycles were reported. VB A (B 8.21m,
HP CMa 5", 220{deg}, 1999).
HQ CMa VB A (B 13.0m, 9", 220{deg}, 1999).
HW CMa Orbital eccentricity e = 0.500.
II CMa In the region of the open cluster Be 33.
IK CMa In the open cluster Be 33.
IL CMa Pulsation periods (unstable) of 1.19d and 1.28d were reported.
IU CMa VB (6.85m, 8.15m, 0.8", 156{deg}, 1991).
IY CMa VB (5.86mV, 7.60mV, 1.2", 43{deg}, 1999).
KL CMa Apsidal motion. MinII = 2448.171.228 + 1.762168d x E. VB A (B
KL CMa 10.47m, 21", 43{deg}, 2011).
KQ CMa VB A (B 11.29mV, 7", 42{deg}, 1999).
KY CMa Mean brightness varies with P2 = 493d.
LT CMa Apsidal motion. MinII = 2448389.445 + 1.759503d x E.
LX CMa P = 4.362d according to [HIP].
MX CMa In the region of the open cluster NGC 2362.
NN CMa Semiperiodic bursts (P = 210d).
NO CMa In the region of the open cluster Cr 140.
NQ CMa VB (9.9mV, 13.2mV, 5", 64{deg}, 1999).
NS CMa In the region of the open cluster NGC 2243.
NT CMa In the region of the open cluster NGC 2243.
NU CMa In the region of the open cluster NGC 2243.
NV CMa In the region of the open cluster NGC 2243.
NW CMa In the region of the open cluster NGC 2243.
NX CMa In the region of the open cluster NGC 2243.
PX CMa In the region of the open cluster Tombaugh 2.
PY CMa In the region of the open cluster Tombaugh 2.
PZ CMa In the region of the open cluster Tombaugh 2.
QQ CMa In the region of the open cluster Tombaugh 2.
QR CMa In the region of the open cluster Tombaugh 2.
QS CMa In the region of the open cluster Tombaugh 2.
QT CMa VB A (B 9", 252{deg}, 2000).
QU CMa In the region of the open cluster NGC 2354.
QX CMa Type EW is also possible. In the open cluster NGC 2362.
V0347 CMa VB A (B 13.5m, 8", 92{deg}, 1998). The tabulated magnitude at
V0347 CMa maximum is influenced by the companion.
V0350 CMa Multiperiodic, P2 = 0.7750d. VB A (6.332mHp; B 8.895mHp, 18",
V0350 CMa 144{deg}, 1991).
V0356 CMa VB AB (2", 22{deg}, 2001; C 10.8m, 14", 116{deg}, 1999).
V0367 CMa Superposed variations with an amplitude up to 0.5m and a period of
V0367 CMa 89d.
V0377 CMa A twice shorter period is not excluded.
V0388 CMa VB (9.1m, 9.1m, 3", 330{deg}, 1991). MinII - MinI = 0.61P.
V0400 CMa In the open cluster NGC 2204.
V0401 CMa In the open cluster NGC 2204.
V0402 CMa In the open cluster NGC 2204.
V0403 CMa In the open cluster NGC 2204.
V0404 CMa P varies, dP/dt = -0.47 x 10^(-5) d/yr.
V0406 CMa In the open cluster NGC 2243.
V0407 CMa In the open cluster NGC 2243.
V0408 CMa In the open cluster NGC 2243.
V0409 CMa Type EW with a twice longer period is also possible. In the open
V0409 CMa cluster NGC 2243.
V0410 CMa In the open cluster NGC 2243.
V0411 CMa In the open cluster NGC 2243.
V0412 CMa In the open cluster NGC 2243.
V0413 CMa In the open cluster NGC 2243.
V0415 CMa VB A (B 9.3m, 9", 335{deg}, 1999).
V0416 CMa P varies, dP/dt = 0.27 x 10^(-5) d/yr.
V0422 CMa In the open cluster NGC 2362.
V0432 CMa MinII - MinI = 0.53P.
V0436 CMa The data for 1SWASP J061236.44-281553.0 in [82030] are combined
V0436 CMa measurements for a non-variable star (V = 14.8m) near the SuperWASP
V0436 CMa position and the real variable.
V0441 CMa Multiperiodic.
V0442 CMa Multiperiodic.
V0445 CMa MinII - MinI = 0.56P.
V0450 CMa MinII - MinI = 0.73P.
V0451 CMa For SRD light elements, see the Table. Eclipses: Min = 2453707.98 +
V0451 CMa 8.2958d x E, amplitude 0.2m.
bet CMa Multiperiodic.
iot CMa Non-radial pulsations?
tau CMa VB Aa, Ab (4.89mV, 5.33mV, 0.1", Porb = 154.9d; B 10.2mV, 9",
tau CMa 93{deg}, 2002; C 11.2mV, 14". 87{deg}, 2002; E 9.7mV, Ab-E 0.9",
tau CMa 88{deg}, 2012).
ome CMa P = 1.3719d in radial velocities was reported.
S CMi SiO maser.
U CMi Often shows double-peaked maxima, the second peak being usually
U CMi brighter.
X CMi {Delta} S = 3.
Y CMi Blazhko effect.
RX CMi MinII - MinI = 0.52:P. The light elements need improvement.
SY CMi P varies.
XZ CMi P varies, current elements are given in the Table.
YZ CMi Quasi-periodic BY variations: 11.12 - 11.38mV, P = 2.7774d [00001].
AA CMi [Fe/H] = -0.14.
AG CMi P varies, current elements are given in the Table.
AH CMi VB A (B 14.7m, 10", 120{deg}, 2000).
AI CMi OH, H2O maser.
AL CMi [Fe/H] = -0.85.
AM CMi P varies, current elements are given in the Table.
AW CMi P = 1.04d/N is possible.
BB CMi O'Connell effect.
BG CMi Intermediate polar. The orbital period is presented in the Table.
BG CMi Spin period: 0.010572993d (varies).
BH CMi O'Connell effect.
BI CMi Multiperiodic.
BM CMi VB A (B 14,5m, 7', 68grad, 2000).
BO CMi Several episodes of outburst-like activity.
BU CMi MinII - MinI = 0.37P.
DE CMi Multiperiodic.
DL CMi A twice shorter period is not excluded.
DO CMi Multiperiodic. P0 is tabulated. P1 = 0.14862d, P2 = 0.11908d, P3 =
DO CMi 0.11617d.
DR CMi MinII - MinI = 0.669P.
DY CMi Superhumps: P = 0.060750d.
Y Cap H2O maser.
RU Cap OH, H2O, SiO maser.
RV Cap [Fe/H] = -1.61. Blazhko effect, P = 231.66d.
RW Cap P varies, current elements are given.
RX Cap [Fe/H] = -0.30.
RY Cap VB B (A 7.9mV; AB 7", 89{deg}, 1991). Mira classification [01731]
RY Cap seems improbable, no red stars around.
SY Cap Superhumps: P = 0.063759d.
TW Cap P varies, the Table presents current elements. [Fe/H] = -1.20.
TY Cap P varies, the Table presents current elements.
UW Cap P varies?
VV Cap Blazhko effect?
VX Cap [Fe/H] = -1.0.
WY Cap Blazhko effect?
YZ Cap [Fe/H] = -1.06.
AN Cap [Fe/H] = -1.1:.
AS Cap Porb = 49.137d.
AV Cap Porb = 9.3464d.
AW Cap Posc = 10.8 minutes.
AZ Cap VB (2.2", 140{deg}).
BB Cap VB (a = 0.14", Porb = 1.933 years).
BC Cap P2 = 57d.
BM Cap VB AB (9.68m, 9.84m, 6", 141{deg}, 2000).
BN Cap VB AB (8.90m, 9.00m, 2", 89{deg}, 2013). Probably the fainter
BN Cap component varies.
BY Cap Porb = 13.17d.
BZ Cap VB A (B 9", 346{deg}, 1998; C 8", 154{deg}, 1998).
CR Cap The first-overtone period is tabulated. P0 = 0.47302d.
CR Cap {Delta}(m)1/{Delta}(m)0 = 1.5.
DF Cap Multiperiodic.
DM Cap Porb = 0.2215d.
DO Cap Period varies strongly.
DQ Cap Blazhko effect [81005].
R Car H2O, SiO maser. VB A (B 11.3m, 1.8", 140{deg}, 1978).
Y Car The elements for the fundamental mode are given in the Table (A =
Y Car 0.58m). The first overtone: P1 = 2.5596d (A = 0.28m). P1/P0 =
Y Car 0.7032. [Fe/H] = -0.33. SB (P = 1006.9d). VB A (B 12.22m, 12",
Y Car 47{deg}, 2000; C 12.96m, 34", 33{deg}, 2000).
RR Car S6.5/1-.
RT Car In the region of the open cluster Tr 15.
RY Car VB A (B 14.1m, 14", 149{deg}, 1997).
SU Car SiO maser.
SZ Car In the region of the open cluster NGC 3114.
UX Car In the region of the open cluster IC 2581.
VV Car In the region of the open cluster C 1036-589, embedded in a nebula.
VY Car VB A (B 11.1m, 10.5", 153{deg}, 2000).
WZ Car P varies, the Table gives elements for 2451887 - 2455188.
YZ Car P varies, the Table gives elements for 2450541 - 2453024. SB, Porb
YZ Car = 657.3d.
AE Car In the region of the open cluster NGC 3532.
AG Car The central star of the planetary nebula PK 289-00 1.
AW Car d = 0.015P.
AY Car VB A (B 13.2m, 12", 182{deg}, 2000). The magnitudes in the Table
AY Car were influenced by the companion.
BC Car SiO maser.
BL Car In the region of the open cluster Tr 16.
BO Car VB A (B 11.6m, B8III, 14", 42{deg}, 1998). In the region of the
BO Car association Tr 15; non-member.
BP Car In the region of nebulae around Eta Carinae. The elements were
BP Car derived from ASAS-3 data, where the magnitudes are for a blend of
BP Car three stars.
BS Car In the region of the open cluster IC 2602.
BX Car Double maxima.
CD Car In the central region of the open cluster Cr 236.
CF Car VB A (B 12.3m, 20", 88{deg}, 2000; C 7.5", 110{deg}, 2000). In the
CF Car region of the open cluster NGC 3496.
CG Car Several close companions.
CH Car VB A (B 8", 194{deg}, 2000).
CI Car In the region of the open cluster NGC 3572. Several close
CI Car companions; the magnitudes in the Table were influenced by them.
DF Car A twice longer period is not excluded.
DH Car VB (4.5", 99{deg}, 2000). It is unclear which component varies. A
DH Car star with V = 13.2m in 14", 159{deg} and several other close
DH Car neighbors.
DM Car d = 0.040P.
DN Car A close blend of several components.
DP Car d = 0.034P.
DU Car In the region of the open cluster IC 2602.
DW Car In the region of the open cluster Cr 228.
EE Car VB A (B 5", 316{deg}, 2000). The magnitudes of the Table were
EE Car probably influenced with the companion.
EG Car VB (12.0mV, 13.4mV, 6", 280{deg}, 2000; also other companions). It
EG Car is unclear which component varies. In the region of the open
EG Car cluster NGC 3532.
EH Car VB (13.1mV, 13.7mV, 8", 317{deg}, 2000; also other companions). It
EH Car is unclear which component varies.
EK Car In the region of the open cluster NGC 3632.
EM Car MinII - MinI = 0.57P; apsidal motion? In the region of the open
EM Car cluster Tr 18.
EQ Car d = 0.030P.
ER Car In the region of the open cluster NGC 3532.
ES Car In the region of the open cluster NGC 3572.
EV Car P2 = 820d.
EY Car The Table presents the fundamental-mode period. P1 = 2.036d.
FK Car VB A (B 7", 237{deg}, 2000).
FO Car VB A (B 14m, 6", 90{deg}, 2000).
FQ Car In the region of the open cluster Tr 18.
FS Car In the region of the open cluster C1036-589.
FU Car VB A (11.2mV; B 11.6mV, 23", 305{deg}, 2000).
FV Car VB A (B 8", 59{deg}, 1998).
FY Car The mean brightness varies, P = 1036: days.
GG Car VB (8.88mHp, 11.58mHp, 0.3", 289{deg}, 1991). SB, Porb = 31.030d.
GG Car Photometry shows a single wave during the orbital period. Gas and
GG Car dust envelope.
GH Car In the region of the open cluster Tr 18.
GI Car In the region of the open cluster Tr 19.
GK Car In the region of the open cluster Tr 19.
GL Car In the region of the open cluster NGC 3572. Apsidal motion, P =
GL Car 25.22 years. The elements in the Table are for the primary minimum
GL Car (JD 2454410 - 2455168). For the same time interval, MinII =
GL Car 2454860.770 + 2.4223075d x E.
GM Car In the region of the open cluster C1036-589.
GN Car VB A (A 14.4mV, B 14.4mV; AB 14", 42{deg}, 2000).
GR Car MinII - MinI = 0.316P. DII = 0.05P.
GV Car In the region of the open cluster NGC 3512.
GZ Car The Table presents the light elements for the fundamental mode.
GZ Car First overtone: Max = 2443259.6 + 2.933762d x E. P1/P0 = 0.7054.
HH Car VB A (B 11.1m, 13", 337{deg}, 2000; C 12.2m, 6", 254{deg}, 2000; D
HH Car 12.6m, 16", 11{deg}, 2000).
HK Car VB A (B 13.4mHp, 2", 91{deg}, 1991).
HM Car Multiple.
HP Car VB A (B 9.5m, 0.4", 177{deg}, 2010). The Table gives combined
HP Car magnitudes of the pair.
HQ Car P varies?
HR Car Associated with a nebula.
HT Car In the region of the open cluster IC 2581.
HU Car VB B (A 13.2mV, B 13.6mV; AB 13", 116{deg}, 2000).
HV Car d = 0.025P.
HX Car In the region of the open cluster NGC 3532.
IK Car In the region of the open cluster IC 2602.
IN Car A twice longer period is not excluded.
IQ Car In the region of the open cluster NGC 3532.
IR Car In the region of the open cluster NGC 3532.
IU Car [Fe/H] = -1.85. P varies, the elements in the Table are for JD
IU Car 2454090 - 2455166.
IW Car Shorter-period oscillation: {Delta} V = 0.4m. Longer-period
IW Car oscillation: P = 1400d.
IX Car In a nebula.
KK Car SiO maser.
MP Car VB A (14.0mV; B 15.7mV, 12", 190{deg}, 2000).
MZ Car VB B (A 12.9mV, B 13.8mV; AB 15", 147{deg}, 2000).
NO Car VB A (B 3" sf).
OY Car The cycle in the Table is for superhumps. Eclipses: Min =
OY Car 2443993.553839 + 0.0631209239 x E [N0394], D = 0.05P. The depth of
OY Car Min varies.
PU Car Blended.
QU Car Porb = 0.450d - 0.456d. Brightness variations sometimes reveal the
QU Car same period.
QX Car MinII = 2453630.997 + 4.47793d x E. DII = 0.11P.
QY Car SB1, P = 8.6d. In the region of the open cluster C 1010-577.
QZ Car Unresolved system of two SB1 stars, A (Porb = 20.73596d) and B
QZ Car (eclipsing), combined magnitudes are given in the Table. In the
QZ Car open cluster Collinder 228 and Eta Carinae nebula.
V0338 Car Ellipsoidal variations 9.19m - 9.48m; the narrow eclipse starts
V0338 Car from the level of 9.40m.
V0341 Car In the variable reflecting nebula IC 2220. In the region of the
V0341 Car open cluster NGC 2516.
V0343 Car SB, Porb = 133.92d.
V0345 Car SB, Porb = 1.13028d.
V0348 Car In the open cluster IC 2581.
V0356 Car In the open cluster NGC 2516.
V0357 Car SB, P = 6.74483d.
V0361 Car In the open cluster NGC 3293.
V0365 Car In the region of the open cluster NGC 3532.
V0370 Car In a nebula. In the region of the open cluster NGC 3324. SB2.
V0372 Car Second period 0.124151d.
V0373 Car In the open star cluster NGC 2516.
V0374 Car In the open star cluster NGC 2516.
V0375 Car P = 0.359d is also possible.
V0378 Car Multiperiodic. In the open cluster NGC 3293.
V0379 Car In the open cluster NGC 3293. Crowded.
V0380 Car In the open cluster NGC 3293.
V0381 Car In the region of the open cluster NGC 3293. The light elements in
V0381 Car the Table are for eclipses. Pulsations: {Delta} V = 0.06m, P =
V0381 Car 0.1773d [N0397].
V0382 Car In the region of the open cluster NGC 3532.
V0384 Car The mean brightness varies, P = 790d.
V0385 Car In the ring nebula RCW 58. SB1.
V0391 Car In the open cluster NGC 2516.
V0392 Car In the open cluster NGC 2516.
V0395 Car VB A (B 6", 144{deg}, 2000).
V0399 Car In the open cluster IC 2581.
V0400 Car Multiperiodic. In the region of the open cluster NGC 3293.
V0401 Car Multiperiodic. In the region of the open cluster NGC 3293.
V0402 Car In the region of the open cluster NGC 3293.
V0403 Car In the region of the open cluster NGC 3293.
V0404 Car In the region of the open cluster NGC 3293.
V0405 Car Multiperiodic. In the region of the open cluster NGC 3293.
V0406 Car Multiperiodic. In the region of the open cluster NGC 3293.
V0407 Car In the region of the open cluster IC 2602.
V0408 Car VB (4") or multiple. The magnitudes in the Table are for combined
V0408 Car brightness. In the HD catalog, the spectral type is K0.
V0409 Car Photometric Prot is given in the Table. Oscillations: P = 12.6 min
V0409 Car [68057].
V0410 Car In the open cluster NGC 2516.
V0412 Car In the region of the open cluster NGC 3293.
V0416 Car In the region of the open cluster NGC 2516.
V0417 Car In the region of the open cluster NGC 2516.
V0418 Car In the region of the open cluster NGC 2516.
V0419 Car In the region of the open cluster NGC 2516.
V0420 Car In the region of the open cluster NGC 2516.
V0421 Car In the region of the open cluster NGC 2516.
V0422 Car In the region of the open cluster NGC 2516.
V0424 Car In the region of the open cluster NGC 3114.
V0425 Car OH, SiO maser.
V0426 Car VB (A 10.5m; B 13m, 9", 198{deg}, 2000; C 13m, 8", 264{deg}, 2000;
V0426 Car D 14m, 5", 238{deg}, 2000); combined brightness in the Table. SB1,
V0426 Car P = 43.5d.
V0428 Car VB A (B 13", 276{deg}, 2000, Comp. A VB, 0.6", 135{deg}, 1991).
V0429 Car In a nebula.
V0432 Car In a ring nebula.
V0433 Car Multiperiodic.
V0434 Car OH, SiO maser.
V0436 Car Porb = 0.1497d.
V0438 Car In the region of the open cluster NGC 3293.
V0439 Car In the region of the open cluster NGC 3293.
V0440 Car In the region of the open cluster NGC 3293.
V0441 Car In the region of the open cluster NGC 3293.
V0442 Car In the region of the open cluster NGC 3496. Crowded.
V0450 Car VB A (B 6.8m, 1.4", 86{deg}, 1997); one of the components is SB,
V0450 Car Porb = 340d.
V0460 Car In the region of the open cluster NGC 2516.
V0466 Car Apsidal motion. MinII = 2448036.284 + 3.455887d x E.
V0467 Car MinII - MinI = 0.62P.
V0470 Car VB Aab (7.61mHp, 9.79mHp, 0.1", 42{deg}, 2015).
V0486 Car O'Connell effect.
V0487 Car The mean brightness varies with a cycle about 780d.
V0491 Car The mean Hipparcos magnitude is 9.69mHp. Const at 8.93mV? [00001].
V0493 Car Apsidal motion. MinII = 2447947.768 + 3.22937 x E.
V0498 Car Type BE: is also possible.
V0499 Car Possible periods: 0.081566d, 4.98753d.
V0513 Car In the region of the open cluster NGC 3293.
V0514 Car Porb is given in the Table. Pulsations: P = 4.655d.
V0519 Car In the region of the open cluster Cr 228. In a nebula.
V0523 Car P = 0.9155d is also possible.
V0526 Car VB A (B 10.6m, 23", 153{deg}, 2000).
V0527 Car VB AB (9.15m, 11.83m, 1", 230{deg}, 1991).
V0529 Car Apsidal motion. MinII = 2448159.970 + 4.74449d x E.
V0530 Car VB A (B 14.0m, 1.4", 355{deg}, 1944; C 14.2m, 4", 169{deg}, 1944; D
V0530 Car 12.3m, 19", 176{deg}, 2000).
V0531 Car VB A (B 13.0m, 16", 189{deg}, 1998).
V0533 Car In the region of the open cluster NGC 3572a.
V0534 Car Flare-like activity.
V0542 Car In the region of the open cluster IC 2602.
V0543 Car In the region of the open cluster IC 2602.
V0544 Car In the region of the open cluster IC 2602.
V0545 Car In the region of the open cluster IC 2602.
V0546 Car In the region of the open cluster IC 2602.
V0547 Car In the region of the open cluster IC 2602.
V0548 Car In the region of the open cluster IC 2602.
V0549 Car In the region of the open cluster IC 2602.
V0550 Car In the region of the open cluster IC 2602.
V0551 Car In the region of the open cluster IC 2602.
V0552 Car In the region of the open cluster IC 2602.
V0553 Car In the region of the open cluster IC 2602.
V0554 Car In the region of the open cluster IC 2602.
V0555 Car In the region of the open cluster IC 2602.
V0556 Car In the region of the open cluster IC 2602.
V0557 Car In the region of the open cluster IC 2602.
V0558 Car In the region of the open cluster IC 2602.
V0559 Car In the region of the open cluster IC 2602.
V0560 Car Apsidal motion.
V0561 Car In the region of the open cluster IC 2602.
V0562 Car In the region of the open cluster IC 2602.
V0563 Car In the region of the open cluster IC 2602.
V0564 Car In the region of the open cluster IC 2602.
V0565 Car In the region of the open cluster IC 2602.
V0566 Car In the region of the open cluster IC 2602.
V0567 Car In the region of the open cluster IC 2602.
V0568 Car In the region of the open cluster IC 2602.
V0569 Car In the region of the open cluster IC 2602.
V0570 Car In the region of the open cluster IC 2602.
V0571 Car In the region of the open cluster IC 2602.
V0572 Car In the region of the open cluster Tr 16 and Eta Car nebula.
V0572 Car Eclipses are in the O7V+O9.5V pair; for the B0.2IV star, Porb =
V0572 Car 285.1d or 1340.5d is possible [77090].
V0573 Car In the region of the open cluster Trumpler 16.
V0574 Car VB A (B 4"p). Almost monotonic brightening for 12 years.
V0583 Car VB A (B 15m, 14", 286{deg}, 2000).
V0601 Car A cycle of about 70d is sometimes superposed.
V0606 Car MinII - MinI = 0.583P.
V0607 Car In the region of the open cluster NGC 2516.
V0610 Car MinII - MinI = 0.26P.
V0613 Car VB A (companion B of comparable brightness, 16", 0{deg}, 2000). The
V0613 Car magnitudes in the Table were inflienced by the companion.
V0621 Car VB A (B 14.6m, 12", 347{deg}; C 15.2m, 5", 27{deg}, 2000).
V0627 Car VB A (B 13.5mpg, 22", 18{deg}, 1998).
V0638 Car VB A (B 15.1mpg, 6", 27{deg}, 2000).
V0645 Car VB A (B 11.6m, 15", 54{deg}, 2000).
V0652 Car VB A (B 13.2m, 10", 55{deg}, 1997; other companions).
V0653 Car VB A (B 14.4m, 10", 285{deg}, 2000).
V0654 Car In the region of the open cluster Cr 223.
V0655 Car MinII - MinI = 0.38P.
V0656 Car Blended.
V0660 Car In the Eta Carinae nebula. VB A (B 10.8m, 21", 206{deg}, 1998), the
V0660 Car tabulated magnitude at maximum can be influenced.
V0661 Car MinII - MinI = 0.65P. In the Eta Carinae nebula. VB A (B 12.5m,
V0661 Car 12", 158{deg}, 2000).
V0662 Car In the Eta Carinae nebula. In the region of the open cluster NGC
V0662 Car 3372.
V0674 Car MinII - MinI = 0.29P. Multiple (faint companions).
V0675 Car VB A (B 12.2mR, 6", 20{deg}, 1996). The magnitudes in the Table are
V0675 Car for combined brightness.
V0680 Car VB B (A 7.74m, A0V; AB 17", 238{deg}, 1998).
V0681 Car The Table presents light elements for eclipses. Pulsations: P =
V0681 Car 0.214292d, amplitude about 0.03m.
V0684 Car VB AB (A 9.03m; B 10.70m, 4", 188{deg}, 1941).
V0701 Car P0 is tabulated, P1 = 2.869. VB AB (11.44m, 11.66m, 0.9", 1991).
V0706 Car The mean brightness varies with a cycle about 1900d.
V0712 Car In the region of the open cluster Westerlund 2.
V0714 Car In the region of the open cluster IC 2581.
V0717 Car Besides variations with the tabulated period, a second EB
V0717 Car periodicity is revealed, P2 = 1.110270d, with amplitudes 0.20m
V0717 Car (primary) and 0.15m (secondary).
V0718 Car Besides variations with the tabulated period, a second EW
V0718 Car periodicity is revealed, P2 = 0.388607d, with amplitudes of both
V0718 Car minima about 0.1m.
V0720 Car VB B (A 10.15m; B 16", 53{deg}, 1991).
V0721 Car In the Eta Carinae nebula.
V0722 Car In the Eta Carinae nebula.
V0723 Car In the region of the open cluster Tr 14. In the Eta Carinae nebula.
V0724 Car VB A (B 13.2m, 4", 80{deg}, 1934).
V0725 Car MinII - MinI = 0.15P. In the Eta Carinae nebula.
V0726 Car In the Eta Carinae nebula.
V0727 Car VB B (A 10.4m; AB 12", 51{deg}, 2000).
V0728 Car In the Eta Carinae nebula.
V0729 Car In the Eta Carinae nebula.
V0730 Car In the Eta Carinae nebula.
V0731 Car In the Eta Carinae nebula. In the region of the open cluster Tr 16.
V0731 Car VB A (B 9.61m, 27", 2{deg}, 1991; C 9.64m, 15", 195{deg}, 1991).
V0734 Car MinII - MinI = 0.44P.
V0742 Car VB A (B 1"p).
V0750 Car SB3.
V0754 Car SB3.
V0777 Car VB A (B 5"sp).
V0786 Car Outside eclipses, sinusoidal variations, full amplitude 0.0035m, P
V0786 Car about 0.23d [80369].
V0788 Car SB2, a triple system.
V0790 Car SB2, a triple system.
V0802 Car Mean brightness varies. VB A (B 11.7m, 5", 222{deg}, 2000).
V0821 Car SB3.
V0829 Car In the open cluster Cr 240.
V0831 Car Possibly also an intrinsic variable.
V0835 Car SB2. SB2.
V0845 Car SB2. SB2.
V0846 Car Multiperiodic, 3 harmonics. Multiperiodic, 3 harmonics.
V0865 Car MinII - MinI = 0.605P. MinII - MinI = 0.605P.
V0867 Car VB B (A 12.6mV; AB 4.5", 194{deg}, 2000). VB B (A 12.6mV; AB 4.5",
V0867 Car 194{deg}, 2000).
V0869 Car MinII - MinI = 0.45P. MinII - MinI = 0.45P.
V0887 Car MinII - MinI = 0.445P. MinII - MinI = 0.445P.
V0889 Car MinII - MinI = 0.370P. MinII - MinI = 0.370P.
V0890 Car A twice shorter period is also possible. A twice shorter period is
V0890 Car also possible.
V0899 Car Double-mode pulsations. The Table gives the fundamental-mode
V0899 Car elements. For the first overtone, P1 = 0.0858512d. P1/P0 = 0.7748.
V0899 Car Double-mode pulsations. The Table gives the fundamental-mode
V0899 Car elements. For the first overtone, P1 = 0.0858512d. P1/P0 = 0.7748.
V0901 Car Large scatter outside eclipses; intrinsic variability? Large
V0901 Car scatter outside eclipses; intrinsic variability?
V0911 Car Epoch of minimum brightness is given in the Table. Secondary
V0911 Car minimum at about 11.4m. P = 44.9d is superposed.
V0914 Car MinII - MinI = 0.90P.
eta Car In the HII region NGC 3372, in the region of the open cluster Tr
eta Car 16. Multiple from speckle interferometry. Maximum brightness was
eta Car observed in 1843. The bipolar Homunculus nebula was formed in the
eta Car 1843 event. Several periodicities were reported by different
eta Car authors.
R Cas VB A (B 14.5m, 14", 273{deg}). SiO, OH maser; OH, H2O, SiO maser.
R Cas VB A (B 13.2m, 22", 265{deg}, 2011; C 11.0m, 31", 318{deg}, 2011).
S Cas SiO maser.
T Cas SiO maser. Double maxima are often observed.
U Cas S4.5/4e.
V Cas SiO maser.
X Cas P varies.
Y Cas OH, H2O, SiO maser.
Z Cas SiO maser.
RV Cas SiO maser.
RW Cas P varies.
RX Cas P varies, quadratic term +1.151d x 10^{-5} x E^2. The magnitude at
RX Cas MinII varies between 9.12m and 9.49m.
RZ Cas Irregular period variations, the Table presents current elements.
RZ Cas The light curve shape varies.
SU Cas Probable member of the open cluster Alessi 95. SB?
SV Cas Biperiodic, P2 = 460d.
SX Cas d = 0.04P. P varies, the Table presents current light elements.
SX Cas Light curve shape varies. VB A (B 12.1m, 20", 249{deg}, 2015).
SY Cas P varies, the Table presents current light elements.
SZ Cas P varies, quadratic term +1.01d x 10^(-5) x E^2.
TU Cas The Table presents the period of the fundamental mode. First
TU Cas overtone: P1 = 1.51833.
TV Cas P varies, the Table presents current light elements. Light curve
TV Cas shape varies.
TW Cas P varies, the Table presents current light elements.
TY Cas H2O maser. P varies. P = 545.0d was reported for JD 2419200 -
TY Cas 2425000.
UV Cas According to [N0230], pulsations with P = 40.2d at maximum with an
UV Cas amplitude of 0.04m.
VV Cas P varies. The light elements in the Table are valid after JD
VV Cas 2432500.
WY Cas In the region of the open cluster NGC 7789.
WZ Cas Biperiodic, second period 187d.
ZZ Cas P varies, the Table presents mean light elements.
AB Cas The light elements in the Table are for eclipses. Pulsations: P =
AB Cas 0.05828649d [N0415], amplitude 0.04mV, associated with the primary.
AE Cas P varies, the Table presents current light elements.
AH Cas P varies, the Table presents current light elements.
AL Cas P varies? The Table presents current light elements.
AM Cas Porb = 0.1649: days.
AO Cas The shape of the light curve varies?
AR Cas VB A (B 9.3m, 0.8", 356{deg}, 2002; other distant components).
AR Cas MinII = 2435796.6429 + 6.0662969d x E. The period of the
AR Cas apsidalmotion is about 1100 years.
AS Cas VB A (B 15.2m, 9", 57{deg}, 2000). The light elements in the Table
AS Cas are for the fundamental mode (amplitude 0.59m). First overtone: Max
AS Cas = 2448510.5 + 2.155557d x E, amplitude 0.13m.
AX Cas P varies, the Table presents current light elements.
AZ Cas D = 110d, d = 88d = 0.026P.
BD Cas P varies, the Table presents current light elements. Type DCEPS is
BD Cas not excluded.
BE Cas VB A (B Sp G, 14.8m, 19", 264{deg}, 2000).
BH Cas VB A (B 13.5m, 10", 209{deg}, 2000). P varies, the Table presents
BH Cas current light elements.
BM Cas Variations outside eclipses with an amplitude from 0.1m to 0.2m at
BM Cas time scales of 20d, 80-90d [N0421].
BS Cas P varies, the Table presents current light elements.
BT Cas SiO maser.
BY Cas In the region of the open cluster NGC 663. P varies, the Table
BY Cas presents current light elements. Quadratic light elements: Max =
BY Cas 2431933.033 + 3.221494d x E + 2.251d x 10(^-7) x E^2 [N0256]. SB.
BZ Cas P varies, the Table presents current light elements.
CE CasA In the open cluster NGC 7790. VB A (B = CE Cas B, 2.4", 265{deg},
CE CasA 2002).
CE CasB In the open cluster NGC 7790. VB B (A = CE Cas A; AB 2.4",
CE CasB 265{deg}, 2002).
CF Cas In the open cluster NGC 7790.
CG Cas In the region of the open clusters Be 58 and NGC 7790.
CQ Cas The slow variations are superposed with smaller-amplitude waves,
CQ Cas 110d to 250d long.
CR Cas P varies, the Table presents provisional current light elements.
CR Cas Contradictory spectral type information.
CW Cas P varies (decreases systematically), the Table presents current
CW Cas light elements. Depths of minima vary.
DD Cas P varies? The Table presents current light elements.
DF Cas In the region of the open cluster NGC 1027.
DI Cas VB A (B 16.0mpg, 7", 190{deg}, 1995).
DK Cas Close companions.
DL Cas Member of the open cluster NGC 129. SB, Porb = 684.4d.
DQ Cas In the region of the emission nebula NGC 7635.
DR Cas In the region of the emission nebula NGC 7635.
DS Cas In the region of the emission nebula NGC 7635.
DZ Cas P varies, the Table presents current light elements.
EG Cas P varies, the Table presents current light elements.
EI Cas P varies? The Table presents current light elements.
EM Cas P varies. Amplitude varies strongly.
EP Cas P varies? The Table presents current light elements.
EU Cas SiO maser.
EY Cas P varies, the Table presents current light elements.
FN Cas VB A (B 16.1m, 7", 51{deg}, 1990).
FO Cas VB A (B 14.7m, 16", 304{deg}, 1992; other companions).
FV Cas P varies, the Table presents current light elements.
GG Cas P varies, the Table presents current light elements.
GH Cas P varies, the Table presents current light elements.
GT Cas d = 0.02P. P varies, the Table presents current light elements.
GX Cas Superoutbursts: the cycle is about 386d. Porb = 0.08902d.
HN Cas d = 0.038P.
HS Cas Several close companions.
HT Cas The light elements in the Table are for EA eclipses. 16.0 - 16.5mV
HT Cas in quiescence outside eclipses. Rare superoutbursts and normal
HT Cas outbursts during recent years.
HU Cas P varies. VB A (B 16.1mpg, 7", 273{deg}, 1999).
HY Cas P = 12.07d/n.
IR Cas P varies, the Table presents current light elements.
IS Cas P varies, the Table presents current light elements.
IT Cas MinII - MinI = 0.553P. Possible apsidal motion cycle: 404 years.
IT Cas DSCTC pulsations of the secondary were suspected [N0426].
IV Cas P varies, the Table presents current light elements. Probable third
IV Cas body, P = 60 years [N0427]. Pulsations of the primary: P =
IV Cas 0.026545d, {Delta} m = 0.01mB [N0428].
IX Cas P varies. SB, Porb = 110.29d.
KO Cas VB A (B 13.6m, 24", 314{deg}, 1998).
KX Cas VB C (A 13.0m, B 13.1m; AC 14", 76{deg}, 1998; BC 12", 264{deg},
KX Cas 1998).
KY Cas VB A (A 15.8mV; B 15.9mV, 8", 245{deg}, 1998).
KZ Cas VB A (B 18.1m, 7", 26{deg}, 1998).
LQ Cas P varies? The Table presents current light elements.
LW Cas In the nebulosity associated with the open cluster IC 1848. Single
LW Cas strong brightening in 1951 - 1952.
LX Cas In the region of the open cluster Collinder 33. MinII - MinI =
LX Cas 0.47P. dI = 0.10P.
LY Cas In the region of the open cluster Collinder 33. d = 0.03P.
MM Cas P varies, the Table presents current light elements. Variations of
MM Cas the primary reported in [N0432], with a combined-brightness
MM Cas amplitude of 0.08m and P = 0.15d.
MO Cas In the region of the nebula NGC 7635. 10.2 - 13.1mI.
MP Cas In the region of the nebula NGC 7635. 10.4 - 13.5mI.
MR Cas P varies?
MT Cas d = 0.04P. P varies? The Table presents current light elements.
MU Cas MinII - MinI = 0.37P.
MW Cas VB A (B 8", 75{deg}, 2000). The magnitude range in the Table is for
MW Cas combined brightness.
MY Cas P varies? The Table presents current light elements.
NN Cas VB A (B 9", 29{deg}, 2000; C 6", 238{deg}, 2000).
NT Cas P varies?
NV Cas d = 0.03P.
NX Cas In an HII region.
OX Cas In the region of the open cluster NGC 381. The Table presents mean
OX Cas light elements. Apsidal motion, P = 39.8 years [N0434].
PV Cas P varies, the Table presents current light elements. Apsidal
PV Cas motion, P = 92.9 years.
PZ Cas VB A (B 12.8m, 12", 99{deg}, 2011). Biperiodic, P2 = 3195d.
QQ Cas P varies, the Table presents current light elements.
QX Cas In the region of the open cluster NGC 7790. VB A (B 13.1m, 3").
QX Cas MinII - MinI = 0.38P.
QY Cas [Fe/H] = -1.30.
V0341 Cas P varies, the elements in the Table are valid prior to JD 2440443.
V0346 Cas VB A (12.7mV; B 13.9mV, 15", 22{deg}, 1990).
V0348 Cas VB A (B 16.8m, 7", 65{deg}, 2000).
V0350 Cas P varies, the Table presents current light elements.
V0355 Cas P varies, the Table presents current light elements.
V0359 Cas P varies, the Table presents current light elements.
V0363 Cas P1 = 0.438243d.
V0365 Cas P varies, the period in the Table is for JD 2430000 - 2440000.
V0366 Cas P varies, the Table presents current light elements.
V0368 Cas P varies? The Table presents current light elements.
V0373 Cas MinII - MinI = 0.58P. Peculiar light curve. Suspected apsidal
V0373 Cas motion.
V0375 Cas P varies, the Table presents current light elements.
V0377 Cas VB AB (8.11mV, 8.48mV, 2", 182{deg}, 1991).
V0381 Cas Apsidal motion? The Table presents current light elements for MinI.
V0384 Cas P varies? The Table presents current light elements.
V0385 Cas P varies, the Table presents current light elements.
V0387 Cas P varies, the Table presents current light elements.
V0388 Cas Wolf 47. {mu} = 0.727" per year, p = 82.5{deg}. A
V0388 Cas common-proper-motion pair with BD +61{deg} 195 = Wolf 46 at an
V0388 Cas angular distance of 294".
V0389 Cas P varies, the Table presents current light elements.
V0392 Cas P varies?
V0398 Cas In the region of the emission nebula NGC 7635.
V0404 Cas [Fe/H] = -1.6:.
V0411 Cas P varies?
V0412 Cas VB A (B 15", 259{deg}, 2000).
V0424 Cas P = 3.09d/N.
V0425 Cas SB1, Porb = 0.14964d.
V0430 Cas VB A (B 17.7m, 6", 188{deg}, 1995).
V0442 Cas P varies, the Table presents current light elements.
V0444 Cas P varies, the Table presents mean light elements.
V0445 Cas P varies? The Table presents current light elements.
V0450 Cas VB A (B 17.5:m, 3", 189{deg}, 1999). The range in the Table is for
V0450 Cas combined light.
V0452 Cas VB A (B 15.8m, 7", 160{deg}, 1998).
V0466 Cas In the region of the open cluster NGC 457.
V0470 Cas P varies, the Table presents light elements for JD 2436200 -
V0470 Cas 2450013.
V0471 Cas P varies? The Table presents current light elements.
V0473 Cas P varies, the Table presents current light elements.
V0480 Cas Red. LB: [00001].
V0482 Cas P = 0.28292d is also possible [05522]. No reliable periodic
V0482 Cas variations were detected in [00075]. VB Aab (7.8mV, 10.5mV, 0.4",
V0482 Cas 90{deg}, 2008; B 9.9mV, 7", 190{deg}, 2015; C 10.5mV, 53", 9{deg},
V0482 Cas 2008; D 15.0mV, 3", 113{deg}, 2008).
V0487 Cas P2 = 99.6d.
V0494 Cas The chart in [05849] is believed to be distorted.
V0495 Cas VB (3").
V0497 Cas In the region of the open cluster IC 1848.
V0498 Cas In the region of the open cluster IC 1848.
V0499 Cas In the region of the open cluster IC 1848.
V0509 Cas P2 = 299.2d; possibly P3 = 385.4d. Other authors report different
V0509 Cas periods.
V0518 Cas In the region of the open cluster Stock 2.
V0520 Cas P varies, the Table presents current mean light elements.
V0521 Cas In the open cluster NGC 7789.
V0523 Cas P varies, the Table presents current light elements.
V0524 Cas OH, H2O, SiO maser.
V0526 Cas Multiperiodic; also P = 0.0526d.
V0528 Cas VB A (B 10.9mV, 15", 104{deg}, 2011).
V0530 Cas In the region of the emission nebula NGC 7635.
V0532 Cas VB B (A 9.8m; AB 24", 237{deg}, 2006). In the open cluster NGC
V0532 Cas 7789.
V0533 Cas In the region of the open cluster NGC 7789.
V0536 Cas P varies, the Table presents light elements for JD 2441533 -
V0536 Cas 2442016.
V0542 Cas In the region of the open cluster NGC 7789.
V0544 Cas P varies, the Table presents current light elements.
V0546 Cas In the region of the open cluster NGC 103.
V0547 Cas VB A (Aa, Ab 0.4", 222{deg}, 2014; B 12.2mV, 4", 182{deg}, 2013).
V0547 Cas The range in the Table is for combined magnitudes.
V0559 Cas VB AB (7.5m, 8.2m, 0.4", 71 {deg}, 2007). The range in the Table is
V0559 Cas for combined brightness.
V0563 Cas In the region of the nebula NGC 7635.
V0566 Cas VB (5.70m, 8.07m, 1.5", 194{deg}, 2015). The range in the Table is
V0566 Cas for combined brightness.
V0568 Cas Possible Blazhko effect.
V0569 Cas In the region of the nebula NGC 7635.
V0570 Cas In the region of the nebula NGC 7635.
V0571 Cas In the region of the nebula NGC 7635.
V0572 Cas In the region of the nebula NGC 7635.
V0573 Cas In the region of the nebula NGC 7635.
V0574 Cas In the region of the nebula NGC 7635.
V0575 Cas In the region of the nebula NGC 7635.
V0576 Cas In the region of the nebula NGC 7635.
V0577 Cas In the region of the nebula NGC 7635.
V0578 Cas In the region of the nebula NGC 7635.
V0579 Cas In the region of the nebula NGC 7635.
V0580 Cas In the region of the nebula NGC 7635.
V0581 Cas In the region of the nebula NGC 7635.
V0582 Cas In the region of the nebula NGC 7635.
V0583 Cas In the region of the nebula NGC 7635.
V0584 Cas In the region of the nebula NGC 7635.
V0585 Cas In the region of the nebula NGC 7635.
V0586 Cas In the region of the nebula NGC 7635.
V0587 Cas In the region of the nebula NGC 7635.
V0589 Cas In the region of the open cluster NGC 663.
V0592 Cas Porb = 0.112d. Variations with P = 0.0150d were reported in
V0592 Cas [N0451].
V0594 Cas In the region of the open cluster NGC 225.
V0597 Cas Not red.
V0600 Cas Not red.
V0601 Cas Not red.
V0603 Cas Not red.
V0604 Cas Not red.
V0606 Cas Not red.
V0608 Cas P varies, the Table presents current light elements.
V0612 Cas Not red enough for its variability type and spectral type.
V0614 Cas Not red enough for its variability type and spectral type.
V0615 Cas VB A (B 13.4m, 12", 166{deg}, 2003). Optical variations with the
V0615 Cas orbital period, radio outbursts with the same period. P2 about
V0615 Cas 1670d was reported.
V0627 Cas H2O, SiO, OH maser.
V0628 Cas Several close companions reported. In a nebula with a complex
V0628 Cas structure.
V0629 Cas In the open cluster Stock 12.
V0630 Cas Very rare outbursts (1950, 1992, 2009). Porb = 2.56387d.
V0633 Cas H2O maser.
V0635 Cas Porb = 24.3d, Prot = 3.6s.
V0638 Cas VB Aa (Ab 10.52m, 0.6", 137{deg}, 2009; B 10.15m, 19", 48{deg},
V0638 Cas 2007).
V0639 Cas VB A (6.52m; B 8.32m, 0.2", 34{deg}, 1998). The range in the Table
V0639 Cas is for combined brightness.
V0640 Cas VB (A 6.34mV; B 7.99mV, 1.4". 357{deg}, 2015; Porb = 106.8 years).
V0640 Cas B SB, P = 47.685d.
V0643 Cas Seems too white for a Cepheid [00001].
V0644 Cas Seems too white for a Cepheid [00001].
V0645 Cas In the region of the open cluster NGC 457.
V0650 Cas VB AB (6.76mV, 7.76mV, 0.7", 319{deg}, 2011).
V0656 Cas OH, SiO maser.
V0657 Cas H2O, SiO maser.
V0662 Cas Porb = 11.59d, e = 0.16. X-ray flaring activity.
V0663 Cas Multiperiodic.
V0664 Cas The central star of the planetary nebula HFG1.
V0665 Cas Optical pulsations at 285.6 MHz were reported. A 7-second X-ray
V0665 Cas pulsar. The star remains a doubtful variable with no reliable
V0665 Cas optical identification.
V0669 Cas H2O, SiO, OH maser.
V0702 Cas P varies, the Table presents current light elements.
V0709 Cas Pspin = 312.77s, Pbeat = 317.94s.
V0710 Cas A double IR source (6") in a nebula within a dark cloud. H2O maser.
V0711 Cas In the region of the galaxy NGC 185; a foreground object?
V0712 Cas In the region of the galaxy NGC 185; a foreground object?
V0713 Cas In the region of the galaxy NGC 185; a foreground object?
V0714 Cas In the region of the galaxy NGC 185; a foreground object?
V0715 Cas In the region of the galaxy NGC 185; a foreground object?
V0716 Cas In the region of the galaxy NGC 185; a foreground object?
V0717 Cas In the region of the galaxy NGC 185; a foreground object?
V0718 Cas In the region of the galaxy NGC 185; a foreground object?
V0719 Cas In the region of the galaxy NGC 185; a foreground object?
V0723 Cas Long-term variations: Max = 2450136 + 182d x E. Short-term
V0723 Cas variations (eclipses?): Min = 2450421.4405 + 0.63501d x E.
V0730 Cas In the region of the open cluster NGC 7789.
V0731 Cas In the region of the open cluster NGC 7789.
V0732 Cas In the region of the open cluster NGC 7789.
V0733 Cas In the region of the open cluster NGC 7789.
V0734 Cas In the region of the open cluster NGC 7789.
V0735 Cas In the region of the open cluster NGC 7789.
V0736 Cas In the region of the open cluster NGC 7789.
V0737 Cas In the region of the open cluster NGC 7789. O'Connell effect.
V0738 Cas In the region of the open cluster NGC 7789. VB A (B 2" sf).
V0742 Cas SB, Porb = 55.9233d.
V0745 Cas VB A (B 11.13m, 9.5", 85{deg}, 2012).
V0746 Cas VB AB (5.95m, 6.84m, 0.1", 94{deg}, 2007). Multiperiodic; P2
V0746 Cas =1.06502d, P3 = 0.83094d. SB, P = 25.44d.
V0747 Cas VB AB (7.67m, 7.87m, 0.15", 35{deg}, 1991). The variability may be
V0747 Cas due to the fainter component.
V0756 Cas VB AB (9.21m, 10.02m, 0.3", 159{deg}, 2008).
V0761 Cas VB AB (6.50m, 8.97m, 1.5", 262{deg}, 2007).
V0765 Cas In the region of the open cluster NGC 457.
V0766 Cas VB AB (7.30m, 9.18m, 0.4", 90{deg}, 1998).
V0773 Cas VB AB (6.36m, 6.60m, 0.6", 332{deg}, 2010).
V0775 Cas MinII - MinI = 0.65P.
V0776 Cas VB AB (9.08m, 10.64m, 5", 136{deg}, 2011).
V0779 Cas VB AB (6.78m, 8.74m, 1.1", 9{deg}, 2007).
V0784 Cas Multiperiodic.
V0791 Cas VB AB (7.85m, 11.09m, 3", 140{deg}, 1991).
V0798 Cas SB.
V0799 Cas MinII - MinI = 0.68P.
V0816 Cas VB AB (6.6mV, 10.8mV, 3", 277{deg}, 2009).
V0821 Cas Apsidal motion. MinII = 2447965.031 + 1.769720d x E.
V0823 Cas A triple-mode pulsating variable star. Resembles AC And. First
V0823 Cas overtone: see Table. Fundamental mode: P0 = 0.669001d. Second
V0823 Cas overtone: P = 0.410916d. Periods vary.
V0825 Cas The Table presents light elements for the fundamental mode. First
V0825 Cas overtone: Max = 2444825.50 + 2.65262d x E.
V0827 Cas P varies.
V0831 Cas Pulses with P about 8.7s in X-rays and in the optical range
V0831 Cas [N0471].
V0839 Cas In the open cluster NGC 7654. P = 0.816d is also possible.
V0840 Cas In the open cluster NGC 7654.
V0841 Cas In the open cluster NGC 7654.
V0842 Cas In the open cluster NGC 7654.
V0843 Cas In the open cluster NGC 7654.
V0849 Cas Between JD 2429100 and JD 2447087, brightness oscillated around
V0849 Cas ever increasing mean level.
V0861 Cas SiO maser.
V0865 Cas SiO maser.
V0868 Cas In the open cluster NGC 663.
V0869 Cas In the open cluster NGC 663.
V0874 Cas In the open cluster NGC 7789.
V0875 Cas In the open cluster NGC 7789.
V0876 Cas In the open cluster NGC 7789.
V0877 Cas In the open cluster NGC 7789.
V0898 Cas Several companions.
V0923 Cas VB A (B 6", 353{deg}, 1999).
V0934 Cas VB A (B 14.7m, 14", 334{deg}, 1992).
V0947 Cas SiO maser.
V0969 Cas In the open cluster NGC 654. MinII - MinI = 0.547P.
V0971 Cas In the open cluster NGC 654.
V0972 Cas In the open cluster NGC 663.
V0973 Cas In the open cluster NGC 663.
V0974 Cas In the open cluster NGC 663.
V0975 Cas In the open cluster NGC 663.
V0976 Cas In the open cluster NGC 663.
V0977 Cas VB A (B 10.98m, 7", 38{deg}, 2015). In the open cluster NGC 663.
V0978 Cas VB B (A 9.04m; AB 9", 106{deg}, 2015). In the open cluster NGC 663.
V0979 Cas In the open cluster NGC 663.
V0980 Cas In the open cluster NGC 663.
V0981 Cas In the open cluster NGC 663.
V0982 Cas In the open cluster NGC 663.
V0983 Cas In the open cluster NGC 663.
V0984 Cas In the open cluster NGC 663.
V0985 Cas VB B (A 9.36m; AB 8", 69{deg}, 2015). In the open cluster NGC 663.
V0986 Cas In the open cluster NGC 663.
V0987 Cas VB A (B 10.7m, 10", 329{deg}, 2000).
V0988 Cas VB AB (8.13mV, 10.7mV, 5", 181{deg}, 2003).
V0990 Cas Chromospherically active giant, photometric variations with the
V0990 Cas rotational period.
V1006 Cas Multiperiodic.
V1012 Cas Multiperiodic. VB AB (7.42mV, 9.72mV, 0.1", 76{deg}, 2010).
V1018 Cas VB AB (10.4mV, 11.6mV, 2", 198{deg}, 2001). MinII - MinI = 0.41P.
V1022 Cas MinII - MinI = 0.67:P.
V1023 Cas In the region of the open cluster NGC 7789.
V1024 Cas In the region of the open cluster NGC 7789.
V1026 Cas Multiperiodic.
V1027 Cas Intermediate polar. Porb = 0.16804d.
V1036 Cas VB AB (10.2mV, 10.1mV, 0.4", 91{deg}, 2009).
V1037 Cas Millisecond pulsar (Pspin = 1.7ms). Porb = 0.1024d. Several
V1037 Cas large-amplitude brightenings were observed.
V1038 Cas VB AB (10.7mV, 11.2mV, 0.7", 314{deg}, 1991).
V1054 Cas The tabulated variability range is distorted with GSC 03667-01557.
V1066 Cas MinII - MinI = 0.56P.
V1073 Cas In the region of the open cluster NGC 457, outside its tidal
V1073 Cas radius.
V1074 Cas In the region of the open cluster NGC 457, outside its tidal
V1074 Cas radius.
V1075 Cas In the region of the open cluster NGC 457, outside its tidal
V1075 Cas radius.
V1076 Cas In the region of the open cluster NGC 457, outside its tidal
V1076 Cas radius.
V1077 Cas In the region of the open cluster NGC 457, outside its tidal
V1077 Cas radius.
V1078 Cas In the region of the open cluster NGC 457.
V1079 Cas In the region of the open cluster NGC 457, outside its tidal
V1079 Cas radius.
V1080 Cas In the region of the open cluster NGC 457, outside its tidal
V1080 Cas radius.
V1081 Cas In the region of the open cluster NGC 457, outside its tidal
V1081 Cas radius.
V1082 Cas In the region of the open cluster NGC 457, cluster non-member.
V1083 Cas In the region of the open cluster NGC 457, outside its tidal
V1083 Cas radius.
V1084 Cas In the region of the open cluster NGC 457.
V1085 Cas In the region of the open cluster NGC 457, cluster non-member.
V1086 Cas In the region of the open cluster NGC 457.
V1087 Cas In the region of the open cluster NGC 457, cluster non-member.
V1088 Cas In the region of the open cluster NGC 457, outside its tidal
V1088 Cas radius.
V1090 Cas In the region of the open cluster NGC 457, cluster non-member.
V1092 Cas In the region of the open cluster NGC 457, outside its tidal
V1092 Cas radius.
V1093 Cas In the region of the open cluster NGC 457, cluster non-member.
V1095 Cas In the region of the open cluster NGC 457, outside its tidal
V1095 Cas radius.
V1096 Cas In the region of the open cluster NGC 457, outside its tidal
V1096 Cas radius.
V1097 Cas In the region of the open cluster NGC 457, outside its tidal
V1097 Cas radius.
V1098 Cas In the region of the open cluster NGC 457.
V1099 Cas In the region of the open cluster NGC 457, outside its tidal
V1099 Cas radius.
V1101 Cas In the region of the open cluster NGC 457, outside its tidal
V1101 Cas radius.
V1102 Cas In the region of the open cluster NGC 457, outside its tidal
V1102 Cas radius.
V1103 Cas MinII - MinI = 0.531P.
V1104 Cas In the region of the open cluster NGC 457, outside its tidal
V1104 Cas radius.
V1105 Cas In the region of the open cluster NGC 457, outside its tidal
V1105 Cas radius.
V1107 Cas P varies, the Table presents current light elements.
V1110 Cas MinII - MinI = 0.710P.
V1111 Cas In the open cluster M 103 = NGC 581.
V1112 Cas A twice longer period with minima of the same depth is possible.
V1113 Cas In the open cluster M 103 = NGC 581.
V1114 Cas In the open cluster M 103 = NGC 581.
V1115 Cas P varies, the Table presents current light elements.
V1117 Cas In the open cluster M 103 = NGC 581.
V1118 Cas In the open cluster M 103 = NGC 581.
V1119 Cas In the open cluster M 103 = NGC 581.
V1120 Cas In the open cluster M 103 = NGC 581.
V1121 Cas In the open cluster M 103 = NGC 581.
V1122 Cas VB B (A = NSV 00542, 7.3m; B 14", 143{deg}, 2007; 3 more
V1122 Cas components). In the open cluster M 103 = NGC 581.
V1123 Cas In the open cluster M 103 = NGC 581. MinII - MinI = 0.73P. P =
V1123 Cas 6.006d is also possible.
V1124 Cas In the open cluster M 103 = NGC 581.
V1125 Cas In the open cluster M 103 = NGC 581.
V1126 Cas In the open cluster M 103 = NGC 581.
V1127 Cas In the open cluster M 103 = NGC 581.
V1129 Cas In the open cluster M 103 = NGC 581.
V1130 Cas In the open cluster M 103 = NGC 581.
V1132 Cas In the open cluster M 103 = NGC 581. Multiperiodic.
V1133 Cas In the open cluster M 103 = NGC 581.
V1134 Cas In the open cluster M 103 = NGC 581.
V1135 Cas In the open cluster M 103 = NGC 581.
V1136 Cas In the open cluster M 103 = NGC 581.
V1137 Cas Probable apsidal motion.
V1139 Cas P varies, the Table presents current light elements. Third body?
V1141 Cas MinII - MinI = 0.441P.
V1142 Cas In the open cluster NGC 637.
V1143 Cas In the open cluster NGC 637. Multiperiodic.
V1144 Cas In the open cluster NGC 659.
V1145 Cas In the open cluster NGC 659.
V1146 Cas In the open cluster NGC 659.
V1147 Cas In the field of the open cluster NGC 659.
V1148 Cas In the open cluster NGC 659.
V1149 Cas In the field of the open cluster NGC 659.
V1150 Cas In the open cluster NGC 659.
V1151 Cas In the field of the open cluster NGC 663.
V1152 Cas In the field of the open cluster NGC 663.
V1153 Cas In the field of the open cluster NGC 663.
V1155 Cas VB A (A 11.1mV; B 13.2mV, 7", 120{deg}, 2012). In the field of the
V1155 Cas open cluster NGC 663.
V1156 Cas VB A (B 13.5mV, 12", 223{deg}, 2012). In the field of the open
V1156 Cas cluster NGC 663.
V1157 Cas In the field of the open cluster NGC 663.
V1160 Cas A twice shorter period is not excluded.
V1162 Cas MinII - MinI = 0.230P.
V1170 Cas In the open cluster IC 1848.
V1176 Cas MinII - MinI = 0.494P.
V1177 Cas MinII - MinI = 0.53P.
V1179 Cas VB A (B 13.8mV, 29", 323{deg}, 1999). The tabulated magnitudes can
V1179 Cas be distorted by the companion.
V1180 Cas In the dark cloud Lynds 1340.
V1183 Cas Multiperiodic.
V1194 Cas Multiperiodic.
V1196 Cas In the open cluster NGC 7789.
V1197 Cas In the open cluster NGC 7789.
V1198 Cas In the open cluster NGC 7789.
V1199 Cas In the open cluster NGC 7789.
V1200 Cas In the open cluster NGC 7789.
V1201 Cas In the open cluster NGC 7789.
V1202 Cas In the open cluster NGC 7789.
V1203 Cas In the open cluster NGC 7789.
V1204 Cas In the open cluster NGC 7789.
V1205 Cas In the open cluster NGC 7789.
V1207 Cas In the open cluster NGC 7789.
V1208 Cas In the open cluster NGC 7789.
V1209 Cas In the open cluster NGC 7789.
V1210 Cas In the open cluster NGC 7789.
V1211 Cas In the open cluster NGC 7789.
V1212 Cas In the open cluster NGC 7789.
V1213 Cas In the open cluster NGC 7789.
V1214 Cas In the open cluster NGC 7789.
V1215 Cas In the open cluster NGC 7789.
V1216 Cas In the open cluster NGC 7789.
V1217 Cas In the open cluster NGC 7789.
V1218 Cas In the open cluster NGC 7789.
V1219 Cas In the open cluster NGC 7789.
V1220 Cas In the open cluster NGC 7789.
V1221 Cas In the open cluster NGC 7789.
V1222 Cas In the open cluster NGC 7789.
V1223 Cas In the open cluster NGC 7789.
V1224 Cas In the open cluster NGC 7789.
V1225 Cas In the open cluster NGC 7789.
V1226 Cas In the open cluster NGC 7789.
V1227 Cas In the open cluster NGC 7789.
V1228 Cas In the open cluster NGC 7789.
V1229 Cas In the open cluster NGC 7789.
V1230 Cas In the open cluster NGC 7789.
V1231 Cas In the open cluster NGC 7789.
V1232 Cas In the open cluster NGC 7789.
V1233 Cas In the open cluster NGC 7789.
V1234 Cas In the open cluster NGC 7789.
V1235 Cas In the open cluster NGC 7789.
V1236 Cas In the open cluster NGC 7789. O'Connell effect.
V1237 Cas In the open cluster NGC 7789.
V1238 Cas In the open cluster NGC 7789.
V1239 Cas In the open cluster NGC 7789.
V1240 Cas In the open cluster NGC 7789.
V1241 Cas In the open cluster NGC 7789.
V1242 Cas In the open cluster NGC 7789.
V1243 Cas In the open cluster NGC 7789.
V1244 Cas In the open cluster NGC 7789.
V1255 Cas Type RRC with a twice shorter period is also possible.
V1271 Cas MinII - MinI = 0.525P.
V1276 Cas The light curve shape varies.
V1277 Cas Multiperiodic.
V1280 Cas Multiperiodic.
V1292 Cas P = 0.311336d is also possible.
V1293 Cas Oscillations outside MinI, amplitude 0.04mV, periods 0.12d and
V1293 Cas 0.045d.
V1315 Cas Type DCEPS is also possible.
V1316 Cas VB B (A 14.3mV; AB 23", 165{deg}, 1998). The object 1SWASP
V1316 Cas J011732.10+525204.9, announced variable in [82030], is a blend of
V1316 Cas the non-variable component A near the SuperWASP position and the
V1316 Cas really variable component B.
V1345 Cas Type EW with a twice longer period is also possible.
V1355 Cas VB (companion: 6", 259{deg}, 1999).
V1378 Cas Type RRC with a twice shorter period is also possible.
V1386 Cas MinII - MinI = 0.465P.
bet Cas SB, Porb = 27d.
gam Cas VB A (B 10.9m, 2", 259{deg}, 2002). SB? In the HII region S 185. V
gam Cas sin i = 310 km/s.
eta Cas SB. VB A (B 7.4mV, 13", 324{deg}, 2015).
iot Cas VB (Aa 4.63m, Ab 8.48m, 0.6", 42{deg}, 2010; B 6.92m, 3", 232{deg},
iot Cas 2015; C 9.05m, 7", 120{deg}, 2015). The range in the Table is for
iot Cas combined brightness.
kap Cas SB, Porb = 0.14035d.
omi Cas SB1, P = 1033d. V sin i = 220 km/s.
rho Cas Multiperiodic.
B Cas Tycho Brahe's supernova. Maximum probably around November 15, 1572.
R Cen H2O, SiO maser. VB A (B 11.2m, 27", 215{deg}, 2000). Double maxima,
R Cen the elements in the Table are for the brighter maximum. P
R Cen decreases, the Table presents current light elements.
V Cen In the open cluster NGC 5662.
X Cen SiO maser.
Y Cen H2O maser.
Z Cen SN 1895B (NGC 5253).
RR Cen P varies, the Table presents current light elements.
RT Cen OH maser.
RX Cen OH maser.
SV Cen P varies, quadratic term in the light elements: -7.502d x 10^(-8) x
SV Cen E^2.
SX Cen P2 = 610d.
TW Cen H2O maser.
UW Cen VB A (B 13.6m, 23", 336{deg}, 2000). Variations between minima: P =
UW Cen 42.82d [N0488]. Associated with a faint nebula.
UZ Cen VB A (B 13.5m, 3", 192{deg}, 1938). The Table presents the
UZ Cen fundamental-mode period. First overtone: P1 = 1.355317d.
WX Cen Epoch of Min is given. Variations with the orbital period plus
WX Cen flickering.
XX Cen P varies, the Table presents current light elements. SB, Porb =
XX Cen 909.4d.
ZZ Cen VB D (A 9.75m; B 11.1m, 8", 310{deg}, 1999; C = AA Cen, 12.2m,
ZZ Cen 9.5", 110{deg}, 1999; D 12.4m, 9.3", 257{deg}, 1999). In [00027],
ZZ Cen ZZ Cen is called component C.
AA Cen VB C (A 9.75m; B 11.1m, 8", 310{deg}, 1999; C 12.2m, 9.5",
AA Cen 110{deg}, 1999; D = ZZ Cen, 12.4m, 9.3", 257{deg}, 1999). In
AA Cen [00027], AA Cen is called component D.
AB Cen d = 0.06P.
AQ Cen OH, SiO, H2O maser.
AR Cen VB A (B 13.2m, 18", 185{deg}, 2000; other companions).
AS Cen VB AB (3", 199{deg}, 2000; there are other companions).
AZ Cen SB.
BF Cen In the region of the open cluster NGC 3766.
BH Cen In the region of the open cluster IC 2944. P varies, the Table
BH Cen presents current light elements.
BI Cen Blazhko effect, P = 79.4d. [Fe/H] = -0.83.
BK Cen Fundamental mode: see Table, A0 = 0.54m. First overtone: P1 =
BK Cen 2.222967d, A1 = 0.22m. P1/P0 = 0.700.
BP Cen P varies?
BV Cen During half a century, time intervals between outbursts increase,
BV Cen becoming about 1000d by 2008. Possibly a Nova resembling GK Per,
BV Cen with the major outburst missed. Small-amplitude brightness
BV Cen variations with Porb = 0.6096144d [05799].
BW Cen VB A (B 14m, 19", 231{deg}, 2001).
DP Cen VB (5", 52{deg}, 1999; other components). The range in the Table is
DP Cen for combined brightness.
DU Cen P = 1d/N.
DX Cen Multiple. Closest companion: 14.0m, 10", 106{deg}, 2000. The
DX Cen variability range in the Table was influenced by the companions.
DY Cen Deep minima in 1897, 1901, 1924, 1929 [00030]. No recent deep
DY Cen minima, gradual brightness decrease. SB1, Porb = 39.67d.
EL Cen MinII - MinI = 0.31P?
EU Cen VB A (B 14m, 18", 91{deg}, 1997; other faint companions).
FN Cen Smaller-amplitude variations with P2 = 136d are superposed.
GI Cen V1 (NGC 5286).
GZ Cen VB A (B 5", 303{deg}).
HN Cen VB A (B 14m, 11", 175{deg}, 1999).
IL Cen Superposed shorter-period, smaller-amplitude variations.
IX Cen In the region of the open cluster NGC 3766.
IY Cen In the region of the open cluster IC 2944.
KO Cen Multiperiodic, P2 = 164d.
KS Cen [Fe/H] = -0.80.
KT Cen MinII - MinI = 0.47P. Apsidal motion.
KW Cen Blazhko effect?
LN Cen [Fe/H] = -1.89.
LU Cen A twice longer period is also possible.
LW Cen In the region of the open cluster IC 2944. In a nebula. ASAS-3 data
LW Cen show change of brightness level: 9.2m - 9.3m before JD 2453250,
LW Cen then 8.85m - 9.0m before 2454750, with subsequent gradual fading
LW Cen [00001].
LX Cen VB AB (6", 63{deg}, 2000).
MN Cen VB A (8.82m; B 10.3m, 7", 145{deg}, 2010; other companions). The
MN Cen magnitudes in the Table are for combined brightness.
MQ Cen Multiple star. The magnitudes in the Table are for combined
MQ Cen brightness.
MU Cen Porb = 0.341883d.
NN Cen VB A (B 16.4V, 3", 195{deg}, 1999, 2000; C 16.5V, 5",129{deg},
NN Cen 2000).
QR Cen In the region of the open cluster NGC 5381.
QU Cen VB B (A 12.0m; AB 9", 240{deg}, 2000).
QZ Cen Blazhko effect?
V0339 Cen VB A (B 12.0m, 17", 238{deg}, 2000).
V0346 Cen Apsidal motion, P = 321yr. The Table presents light elements for
V0346 Cen MinI. MinII = 2444654.0485 + 6.3221513d x E. In the region of the
V0346 Cen open cluster Stock 14.
V0359 Cen Superoutbursts occur with intervals of 307 - 397d. Superhumps: P =
V0359 Cen 0.08092d.
V0370 Cen SiO maser.
V0371 Cen Unusual light curve with a secondary minimum at phase 0.22P from
V0371 Cen Catalina data.
V0373 Cen VB A (B 5", 329{deg}, 1999).
V0378 Cen P varies, the Table presents current light elements. Max =
V0378 Cen 2434025.452 + 6.459493d x E + 0.0000001723d x E^2 [N0497].
V0383 Cen MinII - MinI = 0.609P.
V0384 Cen DII = 0.08P. MinII - MinI = 0.65P.
V0419 Cen P varies, quadratic term -0.0000000475d x E^2.
V0420 Cen P varies, quadratic term -0.000090d x E^2.
V0436 Cen Porb = 0.0625d. The cycle of superoutbursts is about 300d.
V0441 Cen VB A (B 14.8mV, 9", 302{deg}, 2000; other companions).
V0443 Cen d = 0.02P.
V0458 Cen Strong Blazhko effect.
V0459 Cen Blazhko effect?
V0465 Cen Blazhko effect?
V0481 Cen Blazhko effect.
V0483 Cen Blazhko effect? P varies?
V0491 Cen Several close companions.
V0495 Cen d = 0.03P:.
V0496 Cen In the region of the open cluster NGC 4755.
V0499 Cen [Fe/H] = -1.43.
V0503 Cen Strong Blazhko effect.
V0504 Cen Occasional deep fadings, spectrum of a cataclysmic variable.
V0505 Cen VB A (B 15m, 20", 106{deg}, 1999).
V0507 Cen VB A (B 13m, 7", 210{deg}, 1996).
V0509 Cen VB (5", 276{deg}, 1999).
V0514 Cen Blazhko effect?
V0532 Cen Identification with the transient X-ray source 3A 1431-409 was
V0532 Cen suggested.
V0539 Cen VB A (B 13.6mF, 12", 172{deg}, 1999).
V0540 Cen VB (companion 14.8mF, 13", 109{deg}, 1999).
V0547 Cen VB A (B 5", 182{deg}, 1999).
V0549 Cen VB A (B 16m, 7", 126{deg}, 1999).
V0565 Cen Type RR with P = 0.238072 is also possible.
V0570 Cen Blazhko effect.
V0571 Cen VB A (B 13m, 22", 285{deg}, 2000; other components).
V0574 Cen VB A (B 4", 131{deg}, 2000); the Table presents combined
V0574 Cen magnitudes. Blazhko effect?
V0587 Cen Blazhko effect?
V0592 Cen The long-period, large-amplitude variations are superposed with
V0592 Cen faster variations, P = 41.7d, {Delta} m = 0.8m.
V0593 Cen In the region of the open cluster Stock 16.
V0594 Cen V133 (NGC 5139 = {omega} Cen); cluster non-member.
V0618 Cen OH maser.
V0619 Cen In the open cluster NGC 5319. Strongly blended; the range in the
V0619 Cen Table is for combined magnitudes.
V0622 Cen VB A (B 5", 77{deg}, 2000).
V0633 Cen Strong Blazhko effect?
V0639 Cen VB A (B 5", 234{deg}, 2000); the Table presents combined
V0639 Cen magnitudes.
V0643 Cen VB A (B 14m, 13", 158{deg}, 1999).
V0645 Cen Proxima Cen = {alpha} Cen C. Soft X-ray source. BY variations with
V0645 Cen a small amplitude; different authors report Prot from 31.5d to 42d.
V0646 Cen d = 0.02P.
V0654 Cen O'Connell effect.
V0659 Cen VB (0.63").
V0671 Cen [Fe/H] = -1.40.
V0672 Cen O'Connell effect.
V0674 Cen Blazhko effect, P = 46.5d:. [Fe/H] = -1.53.
V0687 Cen DII = 0.12P. MinII - MinI = 0.580P.
V0701 Cen VB A (A 9.32mHp; B 10.06mHp, A0-2V-IV, 1.3", 30{deg}, 1991). The
V0701 Cen magnitudes in the Table are for combined brightness.
V0723 Cen A twice longer period is possible.
V0727 Cen A twice shorter period is not excluded.
V0729 Cen Blazhko effect.
V0734 Cen Blazhko effect?
V0747 Cen O'Connell effect.
V0748 Cen d = 0.08P. Long-term variations of the out-of-eclipse brightness
V0748 Cen between 10.36m and 11.2m.
V0752 Cen P varies, the Table presents current light elements.
V0755 Cen VB A (B 7", 31{deg}, 2000); combined magnitudes are given. Possible
V0755 Cen BY variations: 11.9 - 12.2mV, P = 80: d.
V0761 Cen SB.
V0764 Cen SB1.
V0766 Cen VB AaAb (7.31m, 7.70m, 0.1", 114{deg}, 1991; B 9.9m, 9", 318{deg},
V0766 Cen 1998).
V0772 Cen In the region of the open cluster IC 2944.
V0778 Cen VB A (A 10.2mV; B 11.6mV, 21", 205{deg}, 2000).
V0779 Cen Cen X-3 = 4U 1119-603. The light elements are for MinI of the
V0779 Cen eclipsing variations. X-ray pulses: P = 4.834477s (epoch JD
V0779 Cen 2442785.3) [07612]. The orbital period and the pulse period vary.
V0784 Cen Variations with P = 87.3d are sometimes superposed.
V0786 Cen Physical variations outside eclipses can be present.
V0790 Cen P varies? VB C (J 9.56m, 10", 62{deg}, 2000).
V0791 Cen V269 in the globular cluster NGC 5139 ({omega} Cen). Cluster
V0791 Cen non-member.
V0796 Cen VB AB (10.1m, 13m, 11", 171{deg}, 2000). The Table presents the
V0796 Cen combined magnitude.
V0801 Cen Optical brightness variations related to the disk of the Be star.
V0801 Cen Pulsar, P = 292s. X-ray outbursts, about 10d in duration, at
V0801 Cen periastron passages of the neutron star (Porb = 186.5d).
V0802 Cen Helium spectrum, virtually without hydrogen lines. Three brightness
V0802 Cen states, "high" (12.7m - 13.3m), "low" (about 17m), and "cycling"
V0802 Cen (13.4m - 14.5m, at least 50% of the time). Variations with P about
V0802 Cen 22 hours in the "cycling" state, probably similar to outbursts of
V0802 Cen dwarf novae. In the "low" state, outbursts probably have a cycle
V0802 Cen about 5d. At all phases, variations with P about 1612
V0802 Cen seconds,possibly superhumps.
V0805 Cen MinII - MinI = 0.547P.
V0807 Cen VB AB (10.1m, 10.3m, 0.4", 258{deg}, 1931).
V0810 Cen In the open cluster Stock 14.
V0811 Cen Strongly blended.
V0813 Cen V65 in the globular cluster NGC 5139 ({omega} Cen). Cluster
V0813 Cen non-member.
V0814 Cen V78 in the globular cluster NGC 5139 ({omega} Cen). Cluster
V0814 Cen non-member.
V0815 Cen VB A (A 5.25mHp; B 7.96mHp, 1.3", 252{deg}, 1995). The range in the
V0815 Cen Table is for combined brightness.
V0816 Cen Multiperiodic.
V0820 Cen [Fe/H] = -1.72.
V0822 Cen Ellipsoidal variations in quiescence: Min = HJD 2446919.7744 +
V0822 Cen 0.628935 x E, 19.24 - 19.62mB, MinII 19.44mB [N0508].
V0825 Cen V2 in the globular cluster NGC 5139 ({omega} Cen). Cluster
V0825 Cen non-member.
V0826 Cen V129 in the globular cluster NGC 5139 ({omega} Cen). Cluster
V0826 Cen non-member.
V0830 Cen X-ray pulsar: Ppuls = 292s.
V0831 Cen VB ABC (A 5.3m, B 6.0m, 0.2", 125{deg}, 2015; AB 4.55m, C 8.4m, 2",
V0831 Cen 15{deg}, 2015); other, more distant, components. The Table presents
V0831 Cen combined magnitudes for ABC. Presumably, A varies.
V0832 Cen V168 in the globular cluster NGC 5139 ({omega} Cen). Cluster
V0832 Cen non-member.
V0833 Cen V56 in the globular cluster NGC 5139 ({omega} Cen). Cluster
V0833 Cen non-member. Blazhko effect.
V0836 Cen Multiperiodic.
V0837 Cen Multiperiodic.
V0838 Cen VB AB (9.35m, 10.64m, 0.2", 231{deg}, 2015; C 13.5m, 14", 29{deg},
V0838 Cen 2000; D 14.0m, 8.5", 143{deg}, 2000).
V0840 Cen VB A (B 4", 313{deg}, 2000).
V0841 Cen SB1.
V0843 Cen In the open cluster NGC 3766.
V0844 Cen In the open cluster NGC 3766.
V0845 Cen In the open cluster NGC 3766.
V0846 Cen In the open cluster NGC 3766.
V0847 Cen In the open cluster NGC 3766.
V0848 Cen In the open cluster NGC 3766.
V0849 Cen In the open cluster NGC 3766.
V0850 Cen X-rays: pulsar, P = 272s; outbursts, P = 132.5d.
V0851 Cen SB1, Porb = 11.9886d.
V0852 Cen In the "Southern Crab" nebula.
V0854 Cen Possible quasi-period outside deep minima: 43.23d.
V0855 Cen In the open cluster NGC 3766.
V0869 Cen SB2, Porb = 26.036d.
V0871 Cen VB (A 7.10m; B 7.42m, 0.4", 117{deg}, 2015; AB is the eclipsing
V0871 Cen star and SB with P = 2.8d; C 9.9m, 1.7", 7{deg}, 2015; D 11.6m,
V0871 Cen 9.5". 324{deg}, 2000). Combined magnitudes are given in the Table.
V0883 Cen The light elements in the Table are for eclipses. ACV variations:
V0883 Cen Prot = 61.46d, small amplitude.
V0884 Cen OH, SiO maser.
V0885 Cen The period in the Table is interpreted as due to interaction in an
V0885 Cen eccentric binary. Longer-term variations, P about 1700d.
V0886 Cen Multiperiodic.
V0887 Cen V2 in the globular cluster Ru 106. Cluster non-member, background
V0887 Cen object.
V0898 Cen SB.
V0900 Cen VB AB (7.08mV, 9.09mV, 0.4", 100{deg}, 1996).
V0902 Cen VB A (12.5mV; B 12.8mV, 12", 4{deg}, 1999). Spurious variability?
V0903 Cen P2 = 0.200233d. VB AB (9.73mHp, 12.48mHp, 5", 56{deg}, 1991).
V0916 Cen In the open cluster Stock 14. Superposed pulsations: P1 = 0.22447d,
V0916 Cen P2 = 0.54362d.
V0933 Cen HIPPARCOS data contradict the luminosity class V.
V0960 Cen MinII - MinI = 0.545P.
V0963 Cen MinII - MinI = 0.29P.
V0969 Cen In the open cluster Hogg 16.
V0975 Cen MinII - MinI = 0.073P.
V0983 Cen VB A (B 6.05m, 8", 104{deg}, 2013).
V1000 Cen MinII - MinI = 0.60P.
V1002 Cen VB A (B 11.5mV, 4", 131{deg}, 1963).
V1006 Cen In the open cluster NGC 5617.
V1014 Cen VB A (B 22", 217{deg}, 1998). Spurious variations in the HIP
V1014 Cen catalog?
V1025 Cen Porb = 0.05876d.
V1030 Cen In the region of the globular cluster NGC 5139.
V1039 Cen In May, 2004, varied between 15.60 and 15.75mV with P = 0.00832d
V1039 Cen [79019].
V1043 Cen Porb = 0.1746d.
V1044 Cen Porb = 985d.
V1045 Cen In the region of the globular cluster NGC 5139. Background star.
V1048 Cen The Table gives the period of the first overtone (P1). Second
V1048 Cen overtone: P2 = 0.743241d. P2/P1 = 0.8058.
V1051 Cen In the open cluster IC 2944.
V1056 Cen VB A (B 11.5m, 20", 246{deg}, 1999); the magnitude in maximum is
V1056 Cen influenced by the companion.
V1057 Cen VB A (B 13.2m, 22", 290{deg}, 2000).
V1059 Cen VB A (B 13m, 26", 285{deg}, 1999); the magnitude in maximum is
V1059 Cen influenced by the companion.
V1060 Cen VB A (B 11.7m, 15", 151{deg}, 2000); the magnitudes in the Table
V1060 Cen are influenced by the companion. Possibly a Mira.
V1070 Cen VB A (B 14.4m, 23", 22{deg}; C 14.4m, 25", 218{deg}, 2000).
V1070 Cen Possibly a Mira.
V1087 Cen VB AB (9.9m, 10.3m, 0.8", 27{deg}, 1991). Apsidal motion, U = 169
V1087 Cen years [79126].
V1089 Cen MinII - MinI = 0.57P.
V1090 Cen VB, several close components.
V1094 Cen O'Connell effect, MaxII 9.98m.
V1095 Cen VB A (B 12.9m, 18", 172{deg}, 1999).
V1100 Cen VB A (B 13.2m, 17", 257{deg}, 2000; C 15.5m, 11", 129{deg}, 1999).
V1104 Cen VB (A 10.2m; B 12.0m, 13", 76{deg}, 2000). According to [79236], a
V1104 Cen double-periodicity eclipsing star: EB, P = 0.876114d, and EA, P =
V1104 Cen 19.11d (MinI 2451938.733 [00001]).
V1105 Cen Superposed longer-term variation: P = 438d.
V1118 Cen MinII - MinI = 0.53P.
V1119 Cen VB (9.62m, 12.8m, 3", 122{deg}, 1966).
V1123 Cen Multiperiodic, P2 = 55d.
V1129 Cen Eclipses in quiescence: Max 9.55m. Brightens to 9.1m once in about
V1129 Cen 357d.
V1133 Cen VB AB (10.3m, 10.6m, 0.5", 281{deg}, 1991).
V1138 Cen P varies.
V1142 Cen MinII - MinI = 0.41P. DII = 0.10P.
V1152 Cen The mean brightness varies with a cycle about 900d.
V1155 Cen X-ray source. VB B (A = HR 4940, 4.69m, B5V; B 11", 79{deg}, 2001;
V1155 Cen C 9.16mKs, 1.6", 268{deg}, 2000).
V1157 Cen VB B (A 10.5:m; B 25", 193{deg}, 2001). The magnitude at maximum in
V1157 Cen the Table was influenced by the companion.
V1159 Cen VB A (B 14m, 15", 72{deg}, 2001).
V1161 Cen Double maxima.
V1166 Cen MinII - MinI = 0.41P.
V1167 Cen Blazhko effect?
V1176 Cen MinII - MinI = 0.59P.
V1180 Cen VB A (B 12.7m, 12", 270{deg}, 1997).
V1182 Cen VB A (B 13.6mpg, 25", 277{deg}, 1998; C 13.9mpg, 18", 32{deg},
V1182 Cen 1998).
V1184 Cen P varies, the light elements in the Table are for JD 2455200 -
V1184 Cen 2456500.
V1185 Cen VB A (B 14.6m, 7", 198{deg}, 1997).
V1188 Cen Blazhko effect.
V1194 Cen VB (A 10.0m; B 10.5m, 12", 309{deg}, 1999).
V1197 Cen VB A (B 13.6m, 15", 211{deg}; C 14.1m, 14", 307{deg}; D 10.3mJ, 6",
V1197 Cen 337{deg}, 2004; other components).
V1202 Cen VB A (B 11.4m, 7", 356{deg}, 2000).
V1210 Cen The light elements in the Table are for the fundamental mode. P1 =
V1210 Cen 3.037d, P1/P0 = 0.7035.
V1214 Cen The light elements in the Table are for the eclipses. Pulsations: P
V1214 Cen = 0.121252d, with an amplitude of 0.04m.
V1215 Cen VB A (A 11.87mR; B 13.11mR, 17", 51{deg}, 1999).
V1229 Cen P varies. dP/dT = 1.67 x 10^(-5) d/yr. VB AB (A 10.29m; B 10.44m,
V1229 Cen 0.4", 231{deg}, 1991; C 10.80m, AB-C 16", 324{deg}, 2000). AB
V1229 Cen varies; the Table presents combined ABC magnitudes.
V1235 Cen VB A (B 11.5mR, 18", 199{deg}, 2000).
V1238 Cen VB B (A = V1239 Cen; AB 6", 276{deg}, 2000).
V1239 Cen VB A (B = V1238 Cen, 6", 276{deg}, 2000).
V1250 Cen VB A (B = V1251 Cen, 6", 16{deg}, 2000).
V1251 Cen VB B (A = V1250 Cen; AB 6", 16{deg}, 2000).
V1258 Cen The light elements in the Table are for eclipses in quiescence. The
V1258 Cen range of orbital variations is 15.4m - 17.0m in outburst, 18.2m -
V1258 Cen 22.2m in quiescence.
V1259 Cen Multiperiodic.
V1261 Cen VB B (A 4.23mV; AB 25", 100{deg}, 2007).
V1264 Cen The light elements in the Table are for eclipses. Pulsations: P =
V1264 Cen 0.0734d, with an amplitude of 0.21m.
V1265 Cen The period in the Table is twice shorter than that suggested in
V1265 Cen [79236]. Also detected is P = 3.537421d, close to that in the Table
V1265 Cen but differing from it.
V1266 Cen VB A (AaAb speckle: Aa 8.10m, Ab 11.00m, 0.1", 76{deg}, 2008; B
V1266 Cen 10.84m, 9", 283{deg}, 2000).
V1307 Cen In the open cluster NGC 5381.
V1309 Cen In the open cluster NGC 5381.
V1310 Cen In the open cluster NGC 5381.
V1312 Cen In the open cluster NGC 5381.
V1313 Cen In the open cluster NGC 5381.
V1314 Cen In the open cluster NGC 5381.
V1315 Cen In the open cluster NGC 5381.
V1316 Cen In the open cluster NGC 5381.
V1317 Cen In the open cluster NGC 5381.
V1318 Cen In the open cluster NGC 5381.
V1319 Cen In the open cluster NGC 5381.
V1320 Cen In the open cluster NGC 5381.
V1321 Cen In the open cluster NGC 5381.
V1322 Cen In the open cluster NGC 5381.
V1323 Cen In the open cluster NGC 5381.
V1324 Cen In the open cluster NGC 5381.
V1325 Cen In the open cluster NGC 5381.
V1326 Cen In the open cluster NGC 5381.
V1336 Cen In the region of the open cluster NGC 5460.
V1337 Cen VB A (B 15m, 12", 90{deg}, 1990).
V1338 Cen P varies. The light elements in the Table are for JD 2454000 -
V1338 Cen 2455100.
V1339 Cen First overtone: see Table, amplitude 0.38m. Second overtone: Max =
V1339 Cen 2453556.358 + 0.506888d x E, amplitude 0.06m.
V1353 Cen Blazhko effect?
V1357 Cen VB A (B 14.8m, 13", 104{deg}, 2000). The magnitude in maximum in
V1357 Cen the Table is influenced by the companion.
V1358 Cen VB A (B 13m, 15", 34{deg}, 2000).
V1360 Cen First overtone: see Table, amplitude 0.39m. Fundamental mode: Max =
V1360 Cen 2454200.806 + 0.463072d x E, amplitude 0.23m.
V1362 Cen P varies, dP/dt = 0.19 x 10^(-5) d/yr. VB AB (9.6m, 12.1m, 0.8",
V1362 Cen 243{deg}, 1945).
V1367 Cen VB A (B 15m, 13", 108{deg}, 1999).
V1375 Cen Porb = 0.3604d? [81150].
V1389 Cen SB2?
V1393 Cen Double-mode pulsations. For P1, see Table. P0 = 0.1177931d, P1/P0 =
V1393 Cen 0.7712.
V1397 Cen Blazhko effect, P = 146d.
V1400 Cen Modulation with P = 3.21d, probably due to star spots. One deep
V1400 Cen minimum, with secondary fadings during 54d around it, was observed.
V1406 Cen The data for 1SWASP J111501.66-361254.2 in [82030] are combined
V1406 Cen measurements for a non-variable star (V = 15.4m) near the SuperWASP
V1406 Cen position and the real variable.
V1411 Cen The data for 1SWASP J121359.79-414742.7 in [82030] are combined
V1411 Cen measurements for a non-variable star (V = 13.2m) near the SuperWASP
V1411 Cen position and the real variable.
V1415 Cen In the field of the globular cluster NGC 5139 = {Omega} Cen.
V1418 Cen P = 60.7d is superposed.
V1419 Cen P = 45.0d is superposed.
V1425 Cen P = 14.896d is superposed.
V1429 Cen A secondary wave (possibly nonradial) with P = 0.103095d.
bet Cen VB A (B 3.95m, 0.4", 196{deg}, 2014). SB, Porb = 357.02d. Soft
bet Cen X-ray source.
del Cen VB AaAb (0.1", 118{deg}, 2008).
eps Cen Double-mode pulsations. P2 = 0.1914d.
mu. Cen Different authors suggested several periods for small-scale
mu. Cen variations.
nu. Cen Possible BCEP variations with P = 0.1750d, with an amplitude of
nu. Cen 0.008m, were detected only in the Stroemgren u band [N0530].
T Cep H2O, OH, SiO maser.
U Cep VB A (B 11.8m, 14", 63{deg}, 2015; C 12.2m, 24", 315{deg}, 2015). d
U Cep = 0.03P. The light curve shapes varies. P varies, generally
U Cep increases; the Table presents current light elements.
W Cep Speckle interferometry: VB (0.26", 88{deg}, 1997).
X Cep H2O maser. OH maser?
RS Cep d = 0.04P. P varies, the Table presents current light elements.
RT Cep SiO maser.
RZ Cep [Fe/H] = -1.77. P varies. The light curve shape varies.
SS Cep Biperiodic. P0 is presented in the Table, P1 = 100d.
SX Cep In the region of the nebula NGC 7023.
SZ Cep VB A (B 11.2m, 24", 78{deg}, 2010).
VV Cep d is about 0.04P. Semiregular variations: mean period 116d. Several
VV Cep other periods were also suspected. A strong, variable magnetic
VV Cep field.
VW Cep VB A (B 10.3m, a = 0.51", Porb = 30.45 years). P varies, the Table
VW Cep presents current light elements. The light curve shape varies.
VW Cep X-ray source.
WX Cep d = 0.008P.
WZ Cep P varies, the Table presents current light elements.
XX Cep P varies, the Table presents current light elements.
XY Cep P varies, the Table presents current light elements.
ZZ Cep VB A (9.1m; B 9.9m, A2p, 4", 202{deg}, 2016; C 10.8m, A5V, 17",
ZZ Cep 224{deg}, 2016); the range in the Table is influenced by the
ZZ Cep companions.
AF Cep VB A (B 14.0mV, 9", 79{deg}, 1999).
AG Cep H2O maser.
AH Cep The light curve shape varies. P varies, the linear elements in the
AH Cep Table are valid for JD 2445500 - 2454500. Probable light-time
AH Cep effect with P= 63.0 years [N0537].
AM Cep OH, H2O maser.
AV Cep P varies, the Table presents current light elements.
BB Cep d = 0.05P. P varies?
BE Cep P varies, the Table presents current light elements.
BF Cep SiO maser.
BR Cep P varies?
BU Cep P varies, the Table presents current light elements.
CO Cep MinII - MinI = 0.551P.
CQ Cep P varies, the Table presents current light elements. Possible
CQ Cep additional intrinsic variations.
CR Cep P varies, the Table presents current light elements.
CU Cep H2O maser.
CW Cep VB A (B 10.2m, 0.5", 246{deg}, 2007; C 12.3m, 22", 309{deg}, 2003).
CW Cep Apsidal motion, P = 43 years; the non-linear term in the light
CW Cep elements is +/-0.0250d x sin(0.0626{deg} x E - 28.3{deg}).
DH Cep In the region of the open cluster NGC 7380.
DK Cep P varies, the Table presents current light elements.
DO Cep VB B (A = NSV 14168; Porb = 44.64 years, a = 2.42", e = 0.41).
DP Cep P varies, the Table presents current light elements.
DQ Cep Multiperiodic.
DX Cep [Fe/H] = -1.83. P varies.
EF Cep P varies, the Table presents current light elements.
EG Cep P varies, the Table presents current light elements.
EH Cep In the region of the nebula NGC 7023.
EK Cep MinII - MinI = 0.535P (epoch 1991.25). Apsidal motion, P = 4700
EK Cep years [N0541].
EM Cep In the region of the open cluster NGC 7160. VB A (7.1mV; C A2,
EM Cep 12.6mV, 21", 279{deg}, 2003; other companions). P varies, the Table
EM Cep presents current light elements.
EO Cep P varies, the Table presents current light elements.
EP Cep In the open cluster NGC 188.
EQ Cep In the open cluster NGC 188.
ER Cep In the open cluster NGC 188.
ES Cep In the open cluster NGC 188.
ET Cep In the region of the open cluster NGC 188.
EZ Cep [Fe/H] = -0.01.
FH Cep P varies, the Table presents current light elements.
FL Cep d = 0.02P.
FT Cep VB A (B 18.3m, 5", 27{deg}, 1999). In the region of the nebula NGC
FT Cep 7023.
FU Cep In the region of the nebula NGC 7023.
FY Cep VB A (B 16.8m, 10", 302{deg}, 1999).
GH Cep H2O maser.
GI Cep P varies, the Table presents current light elements.
GK Cep P varies, the Table presents mean light elements. Orbital motion
GK Cep due to a third body, P = 20.5 years.
GL Cep In the region of the open cluster IC 1396 and gaseous nebulae.
GM Cep In the region of the open cluster IC 1396 and gaseous nebulae.
GP Cep In a nebula. Believed to consist of two unresolved eclipsing pairs.
GP Cep The Table presents the elements for one of them; MinII 9.03m. The
GP Cep second one: Min = 2443689.16 + 3.4696d x E, with the depth of MinI
GP Cep about 0.04m.
GW Cep P varies, the Table presents current light elements.
HI Cep P varies? The Table presents current light elements.
HO Cep Variability announced in [03905] is probably spurios; a
HO Cep high-proper-motion star.
HS Cep Not red [00001].
HZ Cep In the region of the nebula NGC 7023.
IL Cep VB A (B 11.9m, 8", 329{deg}, 2012). According to [N0550], component
IL Cep B is an irregilar variable, 11.37mV - 12.63mV.
IM Cep P varies, the Table presents current light elements.
IO Cep P varies, the Table presents current light elements.
IR Cep VB AB (8.3m, 8.3m, 0.2", 22{deg}, 1992).
IW Cep MinII - MinI = 0.52P. P varies, the Table presents current light
IW Cep elements.
IX Cep d = 0.03P.
KL Cep d = 0.019P.
KP Cep P varies?
KV Cep VB A (B 7", 58{deg}, 2000).
KY Cep An object found in a spectrogram and believed to be a flare that
KY Cep lasted for about 65s.
KZ Cep VB AB (8.5m, 8.6m, 2", 248{deg}, 2016).
LP Cep P varies, the Table presents current light elements.
LQ Cep VB A (B 14.8m, 8", 259{deg}, 1999).
MX Cep SB, Porb = 16.03d.
MY Cep OH, H2O, SiO maser. In the region of the open cluster NGC 7419.
MZ Cep In the region of the open cluster NGC 7419.
NW Cep VB A (10.9mV; B 12.3mV, 11", 86{deg}, 1999).
NY Cep VB A (B 10.18m, 0.2", 253{deg}, 1991). SB2, e = 0.443.
OQ Cep In the region of the nebula NGC 7635.
OT Cep P varies, the Table presents current light elements.
PR Cep SiO maser.
PS Cep In the region of the open cluster NGC 7380.
PV Cep In a dark nebula. Associated with the fan nebula GM 1-29 and a
PV Cep bipolar flow.
PW Cep In the region of the nebula NGC 7023.
PY Cep SiO maser.
QT Cep In a group of stars in the nebulous patch GM 1-79.
V0348 Cep VB B (A 14.2mV; B 19.3mV, 11", 318{deg}, 1999).
V0349 Cep Blended. There are no very red stars in the field.
V0351 Cep P varies.
V0359 Cep VB (6", 328{deg}, 2000). The components of the pair are not red.
V0360 Cep VB AB (8.8m, 9.8m, 1.2", 147{deg}, 2008).
V0361 Cep In the region of the nebula NGC 7129. H2O maser.
V0366 Cep In the region of the open cluster Tr 37.
V0367 Cep X-ray source.
V0369 Cep V7 in the old open cluster NGC 188. VB B (AB 4", 313{deg}, 1999).
V0370 Cep V6 in the old open cluster NGC 188. VB B (AB 5", 292{deg}, 1999).
V0371 Cep V5 in the old open cluster NGC 188.
V0372 Cep V8 in the old open cluster NGC 188. X-ray source.
V0373 Cep In the region of the nebula NGC 7129. H2O maser.
V0375 Cep In the region of the open cluster NGC 7142.
V0376 Cep SB2. VB B (A 6.98m; B 13", 66{deg}, 2016).
V0377 Cep Multiperiodic.
V0380 Cep In the nebula NGC 7023. OH maser.
V0381 Cep VB Aa, Ab (5.90m, 7.42m, 0.1", 123{deg}, 2006; B 9.27m, B2V, 5",
V0381 Cep 45{deg}, 2002).
V0383 Cep P varies? The Table presents current light elements.
V0390 Cep In the nebula IC 1396A.
V0391 Cep Associated with a small nebula.
V0392 Cep In the nebula RNO 138.
V0397 Cep In 2000, MinII - MinI = 0.573P. Apsidal motion.
V0399 Cep In the nebula and open cluster NGC 7822.
V0421 Cep P = 2.5069d is not excluded. SB, P1 = 5.4136d, P2 = 225.44d.
V0425 Cep VB AB (9.45mV, 11.19mV, 0.3", 54{deg}, 2007).
V0432 Cep In the region of the open cluster Trumpler 37.
V0435 Cep In the region of the open cluster Trumpler 37.
V0436 Cep The light curve has eclipse-like features.
V0447 Cep VB (A 8.0mV; B 8.3mV, 0.8", 234{deg}, 2014; C 11.9mV, 29",
V0447 Cep 261{deg}, 2013: D 13.0mV, 29", 81{deg}, 2013). Possibly, it is the
V0447 Cep B component that actually varies.
V0448 Cep Also possible is P = 213d. SB, Porb = 7.7320d.
V0453 Cep VB A (A 7.6mV, B 9.5mV, 9", 137{deg}, 2015).
V0454 Cep Slight apsidal motion.
V0458 Cep In the open cluster Markarian 50. Assiciated with the nebula S 157.
V0458 Cep VB AB (10.50mV, B1II; 10.64mV, WN4.5, 1.4", 128{deg}, 2010; C
V0458 Cep 14.3m, 11", 93{deg}, 2003).
V0463 Cep In the nebula and open cluster NGC 7822. VB AB (10.8mV, 11.0mV, 8",
V0463 Cep 225{deg}, 2015).
V0464 Cep VB A (B 15.0m, 9", 68{deg}, 1999).
V0465 Cep In the open cluster NGC 6939.
V0466 Cep In the open cluster NGC 6939.
V0467 Cep In the open cluster NGC 6939.
V0468 Cep In the open cluster NGC 6939. Not red.
V0469 Cep In the open cluster NGC 6939. P = 1.165d is also possible.
V0470 Cep In the open cluster NGC 6939.
V0476 Cep VB A (B 16.6mV, 11", 332{deg}, 2000).
V0488 Cep In the region of the nebula IC 1396.
V0496 Cep SiO maser.
V0497 Cep In the open cluster NGC 7160. VB A (B 9.0m, 10", 56{deg}, 2011).
V0521 Cep VB A (B 15.9pg, 11", 85{deg}, 1989).
V0527 Cep The period is decreasing.
V0554 Cep VB (13.8mV, 13.8mV, 13", 1{deg}, 1999).
V0572 Cep Erroneously identified with GSC 4253.01889 in [76012]. The
V0572 Cep amplitude in the Table can be influenced by neighbor stars.
V0584 Cep VB A (B 13.9mpg, 10", 131{deg}, 1999).
V0587 Cep The amplitude in the Table can be influenced by neighbor stars.
V0614 Cep VB A (B 15.5mV, 3", 31{deg}).
V0615 Cep VB A (B 15.8mV, 7", 188{deg}).
V0628 Cep VB A (B 5", 284{deg}).
V0632 Cep Blended.
V0637 Cep VB A (A 13.5mV, B 14.4mV; AB 11", 162{deg}, 2000). The magnitudes
V0637 Cep in the Table are for combined brightness.
V0660 Cep VB A (B 16.5mpg, 4", 292{deg}, 1990).
V0663 Cep It is assumed that the variability announcement really referred to
V0663 Cep IRAS 22211+5821, which is GSC 3994.01126, and not to GSC
V0663 Cep 3994.00911. In a nebula.
V0688 Cep The magnitudes in the Table are influenced by the neighbor, GSC
V0688 Cep 3995.00495.
V0698 Cep MinII - MinI = 0.423P.
V0702 Cep In the open cluster NGC 7762.
V0704 Cep SiO maser.
V0705 Cep SiO maser.
V0708 Cep SiO maser.
V0710 Cep VB AB (7.8m, 9.4m, 0.6", 250{deg}, 2008).
V0711 Cep VB AB (9.6m, 9.9m, 5.5", 325{deg}, 2016).
V0713 Cep Eclipses in quiescence: 18.0mV - 21.0:mV. Min = 2456532.192754 +
V0713 Cep 0.085418509d x E [N0567].
V0732 Cep Multiperiodic.
V0734 Cep MinII - MinI = 0.55P.
V0738 Cep VB A (B 14.1mV, 14", 141{deg}, 2000).
V0741 Cep VB (9.2mHp, 12.7mHp, 0.7", 9{deg}, 1991).
V0743 Cep MinII - MinI = 0.53P:. SB2.
V0747 Cep MinII - MinI = 0.25P. In the open cluster NGC 7822.
V0750 Cep MinII - MinI = 0.44P:.
V0757 Cep P varies, the Table presents current light elements.
V0759 Cep In the region of the old open cluster NGC 188, probable non-member.
V0760 Cep In the region of the old open cluster NGC 188, non-member.
V0761 Cep In the region of the old open cluster NGC 188, non-member.
V0764 Cep In the region of the old open cluster NGC 188, non-member.
V0771 Cep Blended.
V0777 Cep In the region of the old open cluster NGC 188, non-member.
V0789 Cep O'Connell effect. In the region of the old open cluster NGC 188,
V0789 Cep non-member.
V0790 Cep In the region of the old open cluster NGC 188, non-member.
V0791 Cep In the region of the old open cluster NGC 188, non-member.
V0792 Cep In the region of the old open cluster NGC 188, non-member.
V0793 Cep In the region of the old open cluster NGC 188, non-member.
V0796 Cep P varies? The Table presents current light elements.
V0798 Cep MinII - MinI = 0.232P.
V0800 Cep VB A (A 13.0mV; B 16m, 9", 178{deg}, 1999).
V0810 Cep O'Connell effect.
V0818 Cep In the region of the open cluster NGC 6939, non-member.
V0821 Cep VB A (B 17.9mR, 4", 253{deg}, 2000).
V0822 Cep Type EW with a twice longer period is not excluded [00001].
V0835 Cep Type RRC with the light elements Max = 2451511.899 + 0.2261d x E is
V0835 Cep not excluded.
V0839 Cep VB AB (9.9mV, 11.7mV, 0.2", 212{deg}, 2008). MinII - MinI = 0.511P.
V0850 Cep MinII - MinI = 0.599:P.
V0855 Cep VB AB (5", 247{deg}, 1999).
V0870 Cep P varies? The Table presents current light elements.
V0873 Cep Multiperiodic.
V0874 Cep Multiperiodic.
V0880 Cep MinII - MinI = 0.540P.
V0881 Cep MinII - MinI = 0.476:P.
V0882 Cep VB A (B 14.6mV, 7", 274{deg}, 1999).
V0897 Cep MinII - MinI = 0.518P.
V0919 Cep The Table presents current light elements (1999 - 2015). In 1999,
V0919 Cep MinII -MinI = 0.44P. Apsidal motion.
V0921 Cep MinII - MinI = 0.429P.
V0922 Cep MinII - MinI = 0.585P. VB A (A 10.6mJ; B 11.9mJ, 11", 44{deg},
V0922 Cep 1999; C 13.6mJ, 4", 76{deg}, 1999). The magnitudes in the Table
V0922 Cep might be influenced with the companions.
V0930 Cep P varies? The Table presents current light elements.
V0944 Cep MinII - MinI = 0.528P.
V0947 Cep VB A (B 7", 312{deg}, 1999; C 11", 350{deg}, 1999).
V0954 Cep O'Connell effect.
V0957 Cep MinII - MinI = 0.58P in 2012. Apsidal motion.
V0961 Cep MinII - MinI = 0.482P.
V0964 Cep VB A (B 4", 281{deg}, 1999).
V0972 Cep In the region of the open cluster NGC 6939. Cluster non-member.
V1004 Cep MinII - MinI = 0.22P.
V1009 Cep Multiperiodic.
V1015 Cep P varies, the Table presents current light elements.
V1024 Cep Eclipses: Min = 2451859.2468 + 0.14872385d x E, amplitude 1.4m.
bet Cep P varies. VB Aa (Ab 6.6mV, 0.2", 226{deg}, 2007; B 8.6m, 13.5",
bet Cep 251{deg}, 2016).
del Cep P varies, the Table presents current light elements. VB A (B 6.1mV,
del Cep B7IV, 41", 2016; other companions).
eps Cep Multiperiodic.
zet Cep Radial velocity varies.
mu. Cep Multiperiodic. SiO maser. VB A (B 12.3mV, 19", 259{deg}, 2012;
mu. Cep other components).
nu. Cep Other reported periods: 170d, 190d [80268], 5d [68370].
W Cet S5.5/2e.
RR Cet [Fe/H] = -1.26. P var. During JD2417500 - 28820 Max = 2417501.444 +
RR Cet 0.55302577d*E; since JD2433180 - see Table. According to [08726],
RR Cet the graph of O - C deviations from the elements given in [03506] is
RR Cet approximately sinusoidal, with Pi = 2600d and the amplitude 0.025d.
RU Cet (k - b)2 = 0.01. {Delta}(m) var? P var [02455]. Max = 2426964.019 +
RU Cet 0.5863003d*E (JD2426500 - 28430) [00181]; Max = 2434143.056 +
RU Cet 0.5862676d*E (JD2433100 - 35820) [02431]; since JD2435820 - see
RU Cet Table.
RV Cet {Delta}(S) = 9.
RW Cet Min II 10.5. P var. During JD2426500 - 41000 Max = 2426585.503 +
RW Cet 0.9751814d*E [00001]; since JD2441000 - see Table.
RX Cet {Delta}(S) = 5. P var. Before JD2428500 Max = 2425938.271 +
RX Cet 0.5737100d*E [03506]; since JD2430000 - see Table.
RZ Cet {Delta}(S) = 6.7. P var. During JD2426585 - 28630 Max = 2426585.448
RZ Cet + 0.510633d*E [03506]; current elements - see Table.
SS Cet d = 0.025P. P var. Min = 2429321.250 + 2.9739509d*E (JD2427340 -
SS Cet 30700) [02419]; Min = 2430698.160 + 2.973992d*E (JD2429300 - 36650)
SS Cet [03115]; since JD2440000 - see Table.
SV Cet Min II 14.9.
TT Cet Min II 11.1.
TU Cet D = 0.043P. Min II 10.9. Min II - Min I = 0.478P. According to
TU Cet [03564], the spectrum is K2.
TV Cet Min II 9.10. DII = 0.03P. Min II - Min I = 0.494P.
TW Cet Min II 11.14. P var. Min I = 2430965.595 + 0.316852d*E (JD2427650 -
TW Cet 31000) [00192]; Min I = 2433611.3121 + 0.316846d*E (JD2433530 -
TW Cet 615) [00001]; since JD2440000 - see Table.
TX Cet B - V: +0.34, +0.37. Min II 11.12.
TY Cet Min II 12.1.
UU Cet (k - b)2 = 0.08. P var. Blazhko effect?
UV Cet VB B (A 12.45m, dM5.5e; a = 2.1", P = 25a).
VV Cet Min II 11.0. EB type is also possible. RR type with twice shorter
VV Cet period is not excluded.
VX Cet d = 0.026P.
VY Cet Min II 11.70.
VZ Cet ADS 1778 B (B 0.61", 122{deg}; A = {omicron} Cet). Small variations
VZ Cet are also observed on the time scale of several hours, with
VZ Cet superimposed 10 - 15 minute variations and rare flares of
VZ Cet approximately 2 minute duration [06492]. A possible white dwarf
VZ Cet with an accretion disc [08926].
WW Cet VR var (P = 0.160d) [04712]. Rapid oscillations (~10 min) of
WW Cet brightness are observed [04709].
WZ Cet Min II 11.0.
XY Cet d = 0.02P. Min II 9.34.
YY Cet Min II 9.2.
ZZ Cet 4 stable oscillations are observed simultaneously: P1 =
ZZ Cet 213.132605s, P2 = 212.768427s, P3 = 274.250814s, P4 = 274.774562s.
AA Cet ADS 1581 A (B 7.7m vis, SB 2, F5, 8.5", 304{deg}). Min II 6.7:. dII
AA Cet = 0.065P.
AB Cet ADS 1849 A (B 9.30m, 12", 293{deg}). SB? (VR var, P = 2.997814d).
AB Cet The period of magnetic variations is 15.9d [08932].
AD Cet ADS 180 A (B 10m, 3", 4{deg}).
CL Cet Type ELL: is also possible.
EE Cet The variability may be due to the fainter (B) component.
EL Cet SB2.
EV Cet The depth of MinII is 0.44.
FH Cet MinII 13.8.
FL Cet The light elements given are for the eclipses.
FR Cet A shell star of the spectral type A.
FU Cet Chomospherically active giant, photometric variations with the
FU Cet rotational period.
GO Cet Variable brown dwarf.
GP Cet Min II = 9.89.
GR Cet Min II = 11.47. P varies. dP/dt = -0.39x10^(-5) d/yr.
GW Cet Blazhko effect with a possible period about 84d.
GY Cet Pulsation periods: 595s, 335s, etc. Porb = 81.54min.
GZ Cet Porb = 0.060d.
HI Cet Min II = 13.07.
HK Cet Multiperiodic. VB A (B Sp L6, 0".3).
HS Cet Min II = 11.1.
IO Cet VB A (12.1mV; B 13mV, 14", 173{deg}, 1998). The range in the Table
IO Cet is for combined magnitudes.
IQ Cet P1 is presented in the Table; P1/P0 = 0.7438.
IU Cet P1 is presented in the Table; P1/P0 = 0.7425.
IZ Cet SB, Porb = 8.1194d.
KM Cet P1 is presented in the Table. P0 = 0.542695d.
KN Cet Eclipsing variability outside outbursts: 17.2m*-19.9m*, Min =
KN Cet 2455202.5579 + 0.05298466 x E [81196].
KR Cet P1 is presented in the Table; P1/P0 = 0.7434.
KS Cet P1 is presented in the Table. P0 = 0.564845d; P1/P0 = 0.7456.
KY Cet Period strongly varies. The light elemens in the Table are for JD
KY Cet 2455600 - 56600.
LN Cet P1 is presented in the Table. P0 = 0.530534d; P1/P0 = 0.7459.
LQ Cet P1 is presented in the Table. P0 = 0.465495d; P1/P0 = 0.7433.
LT Cet Additional non-radial mode, P = 0.2820182d, or Blazhko effect, P =
LT Cet 231d.
LU Cet Multiperiodic. P2 = 0.8488154d, P3 = 0.4776334d.
del Cet Nonlinear term: +2.20d*10**(-11)*E**2.
omi Cet ADS 1778 A (B = VZ Cet, 0.61", 122{deg}). Maser SiO, OH, H2O.
S Cha VB A (B 9.29m, 23", 134{deg}).
T Cha Occasionally quasiperiodic light changes are observed with periods
T Cha 3.2323d, 3.4375d, 4.1800d, 3.2436d operating during 6 - 26 cycles.
T Cha IR excess.
Z Cha VB A (B 5.6"). Eclipses: Min = 2440264.68232 + 0.0744992195d*E +
Z Cha 7.88d*10**(-13)*E**2 [08938]. D = 0.065P; d = 0.026P. Depth of Min:
Z Cha 1.73m - 2.11m B before the eclipse; 1.38m - 1.97m B after the
Z Cha eclipse. Periodic variations during Min light [07000]. Variations
Z Cha with P = 27.7s during a supermaximum [08049].
RS Cha EA/DM. Min II 6.53. One of the components is a pulsating variable
RS Cha of DSCT type. P is in the range from 0.074d to 0.097d [08403].
RS Cha {Delta}(M) = 0.01m - 0.03m in the combined light.
RW Cha Min II 14.6.
RY Cha Min II 14.0.
RZ Cha Min II 8.8. DII = 0.11P.
SY Cha Quasiperiodic variations were observed. (P = 6.2d [04305], P = 7.6d
SY Cha [08946]).
TW Cha Quasiperiodic variations (P = 8.68d [04462]).
VW Cha IR excess.
VZ Cha Quasiperiodic variations (P = 7.27d).
YZ Cha {Delta}(m) (Min II) = 0.4m.
CG Cha Min II 14.4.
CH Cha Min II 15.1.
CX Cha Min II 15.5. Uncertain elements.
CY Cha Min II 14.0.
CZ Cha Min II 14.6.
DD Cha Min II 14.7.
DG Cha Min II 14.5.
ES Cha In the {eta} Cha cluster.
ET Cha In the {eta} Cha cluster.
FO Cha VB A (B 10.75m, 12", 161{deg}, 2000).
GM Cha VB B (A 10.25m; AB 10", 57{deg}, 2000).
GO Cha Min II = 10.95. dP/dt = -0.20 x 10^(-5) d/yr.
GP Cha P2 = 1190d.
GQ Cha Min II = 13.8.
GS Cha VB A (B 14.21m, 5", 326{deg}, 2000).
GT Cha VB A (B 14.52m, 8", 319{deg}, 2000).
HK Cha VB? (0.2").
HM Cha VB B (A 9.09m; AB 10", 295{deg}, 2000).
HN Cha VB B (A = VW Cha, 6.96m; AB 17", 221{deg}, 2000).
HO Cha VB B (A = NSV 18675, 6.83m; AB 16", 82{deg}, 2000).
HP Cha VB AB (2.7", 1986). Combined magnitudes are tabulated.
IT Cha Min II = 13.1.
zet Cha SB.
S Cir Min II 10.9.
T Cir Min II 9.4.
U Cir P var. Before JD2417000 Max = 2412560 + 151d*E.
V Cir Min II 11.0. According to [00210], varies in the range 10.8m -
V Cir 13.0m pg.
W Cir Found in Lupus, in 4{deg} to the north from the position published
W Cir by the discoverer [00211].
TW Cir Min II 13.3.
UY Cir Red.
UZ Cir Epoch of main Max is given. Resembles R Cen. Max I - Max II = 160d.
VX Cir P var. Before JD2418000 Max = 2414360 + 427d*E.
AQ Cir Possibly EW type with twice longer period.
AR Cir The magnitude in Min light possibly corresponds to an unresolved
AR Cir companion.
AT Cir d = 0.02d:.
AX Cir SB. VB? (6.5m; 6.5m; 0.5", 143{deg}, 1913).
BD Cir Min II 9.5.
BF Cir Min II 8.9.
BG Cir Min II 10.3.
BN Cir Deep Min II. Twice shorter period is not excluded.
BR Cir Cir X-1. According to [08951], the object does not coincide with
BR Cir the star (B = 22.5m) labelled as L in the chart in [02911] but is
BR Cir situated in ~1" to the south of it and has M > 23.5m on IIIa-J
BR Cir plates. Gradual increase of X-ray intensity is periodically stopped
BR Cir by an abrupt intensity fall. The moments of such transitions T are
BR Cir represented by the elements T = 2443292.118 + 16.595d*E [02926].
BR Cir The X-ray intensity falls are accompanied by IR and radio bursts.
BR Cir Vr (e {alpha}) = +250 km/s. In 25' from the supernova remnant G
BR Cir 321.9-0.3.
DK Cir MinII - MinI = 0.75P.
EL Cir VB A (B 11.50m, 17", 119{deg}, 2000).
FG Cir VB A (B 13.9mpg, 19", 339{deg}, 2000); B is in 3" sf to AR Cir,
FG Cir Nova Cir 1906.
FH Cir Multiperiodic. Light elements with P1 are given in the Table. P2 =
FH Cir 0.1260864. P2/P1 = 0.8279.
FO Cir The maximum could be earlier and brighter, no observations during
FO Cir the ascending branch.
FP Cir Double-mode pulsations. P = 0.0976718 is superposed.
tet Cir VB (6.2m, 6.2m, 0.1", 96{deg}).
T Col SiO maser.
U Col Min II 10.5.
Y Col V2 (NGC 1851).
Z Col V1 (NGC 1851).
RS Col Min II 9.97. dII = 0.021P.
RY Col (k - b)2 = 0.10. P var; nonlinear term: -3.38*10**(9)E**2.
RZ Col Min II 11.20.
TV Col 2A 0526 - 328. VB A (B 15.79m, 10", 330{deg}). Epoch of Max of
TV Col short-term photometric variations is given. The following elements
TV Col describe, respectively, moments of Max Vr for Balmer lines and
TV Col moments of Max for the comparatively long-term photometric
TV Col variations which are due to the beat phenomenon for the photometric
TV Col and spectral periods: Max Vr = 2444227.631 + 0.228600d*E; Max =
TV Col 2444191.5 + 4.024d*E. Flickering up to 0.15m B and flares up to
TV Col 0.3m U are also observed [08960].
VW Col Variability may be due to component B.
AW Col MinII - MinI = 0.79P.
AY Col Min II = 10.63.
AZ Col Min II = 11.65. P varies. dP/dt = -0.17x10^(-5) d/yr.
BC Col Min II = 13.5.
BD Col VB B (A = NSV 16739, 4.4m; AB 34", 110{deg}, 1999).
BE Col Min II = 11.55.
BI Col Type EW with a twice longer period is not excluded, having in mind
BI Col association with an X-ray source [81001].
BK Col P varies strongly [80001].
BL Col Blazhko effect, P = 40.5d.
BQ Col Blazhko effect, P = 15.33d?
R Com OH emission.
S Com {Delta}(S) = 8.
T Com OH, H2O emission.
U Com {Delta}(S) = 5.
V Com P var. Max = 2424518.219 + 0.46913844d*E (JD2420900 - 26900)
V Com [00218]; since JD2438100 - see Table. {Delta}(S) = 8.
W Com Radio source ON 231.
X Com Z = 0.092. Spectrum description [07415,08966].
Y Com In the region of the globular cluster M 53 (NGC 5024).
Z Com In the region of the globular cluster M 53 (NGC 5024).
RR Com In the region of the globular cluster M 53 (NGC 5024).
RS Com In the region of the globular cluster NGC 5053.
RT Com In the region of the globular cluster NGC 5053. A var; P var. Max =
RT Com 2423113.496 + 0.5651925d*E (JD2422700 - 26450) [00222]; since
RT Com JD2438535 - see Table.
RU Com In the region of the globular cluster M 53 (NGC 5024).
RV Com In the region of the globular cluster M 53 (NGC 5024).
RW Com In the region of the Comae Berenices cluster. dI = 0.04P; Min II
RW Com 11.56. P var. Min I = 2433040.406 + 0.23734705d*E (JD2419680 -
RW Com 34550) [00185]; since JD2439600 - see Table.
RY Com P var. Max = 2425007.450 + 0.46894835d*E (JD2425000 - 27500)
RY Com [03506]; Max = 2432674.390 + 0.4689397d*E (JD2432600 - 38110)
RY Com [03415]; since JD2438100 - see Table. (k - b)2 = 0.07.
RZ Com Possible member of the Comae Berenices cluster. Min II 11.09; dI =
RZ Com 0.043P, dII = 0.039P. P var. Min I = 2433396.737 + 0.33850556d*E
RZ Com (JD2425000 - 33300) [00226]; since JD2433300 - see Table. Shape of
RZ Com the light curve varies.
SS Com Min II 11.9.
ST Com {Delta}(S) = 10.
SX Com In the region of the globular cluster NGC 4147.
SZ Com In the region of the globular cluster NGC 4147.
TU Com Shape of the light curve, A and P vary. Mean elements are given in
TU Com the Table. Possible period of Blazhko effect is 75d [03584]. [Fe/H]
TU Com = -1.43.
UU Com Member of the Comae Berenices cluster. Light variations are due to
UU Com rotation and pulsations of the star. Rotational period is 2.1953d
UU Com or 1.0256d or 0.9178d. Period of pulsations is 0.0227d (A ~0.01m).
UU Com According to [07985] there are two periods of pulsations: P1 =
UU Com 0.0274d and P2 = 0.0209d (P2/P1 = 0.76).
UV Com [Fe/H] = -1.44.
UW Com [Fe/H] = -1.22.
UX Com Min II 10.13. P var; nonlinear term: -3.75d*10**(-8)*E**2.
UY Com [Fe/H] = -1.51.
UZ Com [Fe/H] = -1.44.
VV Com [Fe/H] = -1.53.
VW Com VB (12.00m, dM 3.5e; 12.3m, dM 4e, 3.0", 23{deg}, 1945). Range of
VW Com total brightness variation is given. According to [08363] the
VW Com component B is variable. However both components may be variables.
VY Com Min II 14.5.
AI Com Member of the Comae Berenices cluster. VB A (B 6.63m, 145",
AI Com 251{deg}). Pulsations are possible: P = 0.052d (A = 0.02m) [08975].
AL Com Within 8' to the south-east from the nucleus of M 88 (NGC 4501)
AL Com galaxy.
AQ Com Min II 15.7.
BM Com Min II 13.8.
BS Com P var. Max = 2434453.31 + 0.36341d*E (JD2434130 - 35230); since
BS Com JD2435590 - see Table. Shape of the light curve varies.
BZ Com [Fe/H] = -1.21.
CC Com In the region of the Comae Berenices cluster. Min II 12.09; dI =
CC Com 0.03P.
CD Com [Fe/H] = -1.78.
CF Com Shape of the light curve varies.
CG Com [Fe/H] = -1.06.
CI Com RRC?
CK Com P var. Max = 2437370.71 + 0.6940159d*E (JD2437370 - 40130); Max =
CK Com 2441630.35 + 0.6939080d*E (JD2440130 - 41630); since JD2441630 -
CK Com see Table. Blazhko effect. [Fe/H] = -1.68.
CL Com [Fe/H] = -1.00.
CN Com Min II 13.5.
CP Com [Fe/H] = -1.19.
CT Com In the region of the Comae Berenices cluster.
CV Com In the region of the Comae Berenices cluster.
CX Com In the region of the Comae Berenices cluster. Not member of the
CX Com cluster.
DD Com Min II 14.90.
DG Com Min II 14.6.
DL Com P var?
DR Com EW? P = 0.45184d?
DS Com [Fe/H] = -1.32.
DT Com [Fe/H] = -1.60.
DU Com [Fe/H] = -1.45.
DV Com [Fe/H] = -1.57.
DW Com [Fe/H] = -1.53.
EE Com P = 0.539533d also satisfies observations. [Fe/H] = -1.64.
EF Com [Fe/H] = -1.90.
EG Com [Fe/H] = -1.29.
EI Com [Fe/H] = -1.68.
EL Com P = 0.52362d also satisfies observations.
EM Com [Fe/H] = -1.64.
EN Com [Fe/H] = -1.19.
EO Com [Fe/H] = -1.51.
EP Com [Fe/H] = -0.98.
EQ Com Min II 15.3.
ER Com [Fe/H] = -1.51.
ES Com [Fe/H] = -2.02.
EW Com [Fe/H] = -1.77.
EX Com P = 0.558359d? [Fe/H] = -1.48.
EY Com Min II 18.0.
EZ Com P = 0.568349d? [Fe/H] = -1.16.
FG Com P = 0.3098d also satisfies observations.
FK Com Wide emission lines, H{alpha} and H, K CaII, of variable intensity.
FK Com Epoch of light minimum is given.
FM Com The member of the Comae Berenices cluster. Multiperiodicity. Cycle
FM Com of 0.0713d was observed also [08989].
FO Com In the region of the Comae Berenices cluster.
FP Com In the region of the Comae Berenices cluster. {mu} = 0.23", P =
FP Com 158{deg}. Red.
FZ Com P = 4.704864d?
GM Com In the region of the Comae Berenices cluster.
GN Com Member of the Comae Berenices cluster. P > 1d.
GO Com In the region of the Comae Berenices cluster.
GP Com {mu} = 0.38", p = 286{deg}. SB (Porb = 0.032306d). Unique object G
GP Com 61-29. Consists of two interacting white dwarfs. The lower mass
GP Com star, a helium white dwarf, transfers mass to the higher mass star
GP Com surrounded by an accretion disk. Usually flares are being observed
GP Com with an amplitude about 0.2m V, 0.5m U lasting about 20 seconds
GP Com [07417,08991]. Sometimes periods of photometric activity arise when
GP Com amplitude of light variations reaches 0.6m V and sharp passages
GP Com from maxima to minima are being observed; the duration of these
GP Com minima reaches up to 0.14d [07417]. When the star is most active,
GP Com periodic light oscillations appear with P = 105 seconds and
GP Com amplitude 0.05m - 0.10m V [07062].
GQ Com Z = 0.165. Emission H, [OIII]. Irregular light variations. B - V =
GQ Com +0.16.
GT Com Minor planet (679) Pax.
HH Com Epoch of Min in V system is given.
HI Com In the region of the Comae Berenices cluster.
HK Com In the region of the Comae Berenices cluster.
HM Com In the region of the Comae Berenices cluster.
HN Com In the region of the Comae Berenices cluster.
HO Com In the region of the Comae Berenices cluster.
HP Com In the region of the Comae Berenices cluster.
HQ Com In the region of the Comae Berenices cluster.
HR Com In the region of the Comae Berenices cluster.
HS Com In the region of the Comae Berenices cluster.
HT Com In the region of the Comae Berenices cluster.
HU Com In the region of the Comae Berenices cluster.
HV Com In the region of the Comae Berenices cluster.
HW Com In the region of the Comae Berenices cluster.
MM Com MinII 12.80.
MN Com Variable brown dwarf.
MR Com MinII 12.43.
MT Com Small-amplitude pulsations with characteristic periods 1344, 1236,
MT Com 668 seconds.
MW Com Min II = 10.5.
MX Com Min II = 11.94.
MZ Com Min II = 10.2 :.
NN Com Min II = 12.67.
NS Com Min II = 13.5.
NV Com Min II = 12.15.
NW Com Multiperiodic, with several periods in the DSCTC range (one of them
NW Com tabulated) and several GDOR periods (P = 0.42779d and others).
OP Com Multiperiodic? Blazhko effect?
OR Com P varies [80001]. Blazhko effect? [80026].
OW Com Min II = 16.3.
OX Com Min II = 16.1 :.
QQ Com P strongly varies.
QU Com P1 is presented in the Table. P0 = 0.541781d; P1/P0 = 0.7456.
QW Com P1 is presented in the Table. P0 = 0.547401d; P1/P0 = 0.7455.
QX Com P1 is presented in the Table. P0 = 0.544233d; P1/P0 = 0.7454.
QY Com P1 is presented in the Table. P0 = 0.490349d; P1/P0 = 0.7446.
QZ Com Additional non-radial mode, P = 0.2687276d; P(Blazhko) = 13.7d.
V0335 Com P1 is presented in the Table. P0 = 0.515253d; P1/P0 = 0.7460.
V0336 Com P1 is presented in the Table. P0 = 0.480562d; P1/P0 = 0.7439.
V0337 Com P1 is presented in the Table. P0 = 0.478242d; P1/P0 = 0.7439.
V0338 Com P1 is presented in the Table. P0 = 0.485204d; P1/P0 = 0.7440.
V0340 Com P1 is presented in the Table. P0 = 0.460448d; P1/P0 = 0.7425.
V0341 Com P1 is presented in the Table. P0 = 0.476173d; P1/P0 = 0.7443.
V0342 Com P1 is presented in the Table. P0 = 0.488314d; P1/P0 = 0.7447.
V0343 Com P1 is presented in the Table. P0 = 0.486854d; P1/P0 = 0.7443.
R CrA In the head of the bright cometary nebula NGC 6729. IR excess.
S CrA VB A (B 13.5m, 1", 137{deg}). IR excess.
T CrA In the bright cometary nebula NGC 6729. IR excess.
V CrA Quasiperiodic variations (P ~75d, {Delta}(V) ~ 0.2m - 0.9m). IR
V CrA excess.
RS CrA sp of two close stars; each of them or both may be identified with
RS CrA CoD -39{deg} 13082.
RW CrA Min II 9.4.
SS CrA V1 (NGC 6541).
SV CrA The period may be twice shorter.
TY CrA VB A (B 13.3m, 4", 138{deg}; C 58", 24{deg}). In the bright nebula
TY CrA NGC 6726/27. P = 1.92d is not excluded, in that case Min II = Min
TY CrA I. On the basis of visual observations 8.7 - 12.4 v (presumably
TY CrA "spurious variability" due to the difficulties of estimates over
TY CrA the bright background of the nebula), and the star was classified
TY CrA as INSA.
TZ CrA Min II 9.72.
UU CrA Min II 11.0.
UX CrA The period may be twice shorter.
UY CrA P var?
VV CrA In the region of the bright nebula NGC 6729. IR excess.
WY CrA Apparently, variability announced in [00249] was due to
WY CrA misidentification of a high-proper-motion star.
AF CrA P var. Before JD2418060 Max = 2413710 + 483d*E; since JD2418060 -
AF CrA see Table.
AL CrA B - V: +0.65, +1.30. [A/H] = -0.2.
AN CrA P var. Nonlinear term: -0.006d*10**(-6)*E**2.
AU CrA P var. Nonlinear term: -0.026d*10**(-6)*E**2.
AY CrA Min II 15.2.
BG CrA Min II 15.1.
BH CrA P var. Nonlinear term: -0.023d*10**(-6)*E**2.
CM CrA P var. Nonlinear term: -0.007d*10**(-6)*E**2.
CR CrA Min II 15.7.
CS CrA Min II 15.2.
CY CrA P var. Nonlinear term: -0.002d*10**(-6)*E**2.
DG CrA In the region of the bright nebula NGC 6729. IR excess.
DL CrA Min II 13.6.
DN CrA P var. Nonlinear term: +0.006d*10**(-6)*E**2.
DZ CrA d = 0.02P.
EE CrA mpg var, 13.5m - 15.5m, P2 = 3000d - 5000d {Delta}(m) (P1 = 167d)
EE CrA ~1.5m.
EK CrA P var. Before JD2422600 Max = 2411870 + 421d*E.
FF CrA Before JD2423000 Max = 2411530 + 140.2d*E.
FK CrA Min II 14.5.
FS CrA Min II 14.5.
FW CrA Before JD2416600 Max = 2411190 + 112.2d*E.
GS CrA Before JD2422600 Max = 2414070 + 284d*E.
IT CrA Min II 13.6.
KM CrA The chart in [06286] is wrong.
KQ CrA [A/H] = -0.7. B - V: +0.76, +1.23.
KT CrA Red.
LU CrA P = 182d is possible.
MS CrA Yellow.
MT CrA Min II 13.1.
NO CrA Reddish.
QR CrA Reddish.
V0347 CrA B - V: +0.82, +1.17.
V0350 CrA Min II 13.4.
V0385 CrA The period may be spurious.
V0413 CrA (k - b)2 = 0.11.
V0428 CrA The period may be twice shorter.
V0449 CrA [A/H] = -0.3.
V0454 CrA Min II 10.5.
V0455 CrA d = 0.05P. Min II 13.7.
V0457 CrA Epoch of Min is given. EW type is also possible, in that case the
V0457 CrA value of P should be doubled.
V0465 CrA Min II 14.2.
V0467 CrA P var?
V0471 CrA Min II 13.3.
V0478 CrA Sometimes a cycle 60d - 70d.
V0480 CrA Min II 13.9.
V0490 CrA P var? The elements represent the observations of 1944.
V0493 CrA P var?
V0501 CrA Min II 13.4. Twice shorter period is possible.
V0503 CrA d = 0.03P.
V0511 CrA Twice longer period is possible.
V0512 CrA P var?
V0513 CrA Min II 13.2.
V0514 CrA Min II 14.0.
V0527 CrA P var.
V0535 CrA P var.
V0541 CrA P var?
V0545 CrA VB. Combined brightness with a faint companion is given.
V0553 CrA P var?
V0566 CrA Min II 12.7.
V0568 CrA Sometimes a cycle 60d - 80d.
V0569 CrA Min II 13.1. EB type is possible.
V0571 CrA Min II 14.7.
V0572 CrA Min II 14.0.
V0577 CrA Min II 13.2. RR type with twice shorter period is possible.
V0578 CrA RV type with P = 118d is possible.
V0580 CrA Min II 14.4.
V0595 CrA P var.
V0601 CrA Epoch of min is given.
V0603 CrA Slightly noticeable Min II at the phase 0.5P.
V0604 CrA d = 0.03P.
V0607 CrA Min II 14.3.
V0612 CrA d = 0.03P.
V0615 CrA P var?
V0622 CrA Sometimes 55d - 60d cycles.
V0633 CrA P var.
V0634 CrA Min II 13.9.
V0648 CrA Min II is felt at the phase 0.5P.
V0659 CrA P = 189.4d is possible.
V0667 CrA In the region of the bright cometary nebula NGC 6729. The spectral
V0667 CrA type is earlier than K.
V0676 CrA RR type is possible.
V0686 CrA Max I 5.34, Min I 5.41, Max II 5.35, Min II 5.40 [08970].
V0691 CrA 4U 1822-37. Emissions CIII/NIII {lambda} 4640 - 50, He II {lambda}
V0691 CrA 4686, CIV {lambda} 1550 etc.
V0692 CrA P = 0.83d is possible.
V0730 CrA MinII 9.99 [78011]. Type RRC with a twice shorter period is
V0730 CrA possible.
V0731 CrA Large scatter on the light curve.
V0737 CrA Multiperiodic, P2 = 0.156795d.
V0738 CrA Globular cluster non-member?
V0739 CrA Globular cluster non-member?
V0740 CrA Globular cluster non-member?
V0741 CrA P = 0.394d is also possible. Globular cluster non-member?
V0742 CrA Globular cluster non-member?
V0743 CrA Globular cluster non-member?
V0745 CrA Globular cluster non-member?
V0756 CrA Double-mode. P0 is given in the Table; P1 = 0.0821611d, P1/P0 =
V0756 CrA 0.7665.
V0778 CrA P = 95d is superposed.
V0782 CrA VB B (A 14.0mV; AB 20", 355{deg}, 1991). The magnitude in maximum
V0782 CrA can be influenced by the companion.
V0795 CrA Blazhko effect?
V0798 CrA VB A (15.0mG; B 15.3mG, 7", 72{deg}, 2000); the range in the Table
V0798 CrA can be influenced by the companion.
V0799 CrA Blazhko effect? P varies?
V0800 CrA Blazhko effect? P varies?
V0808 CrA VB A (13.5mG; B 14.3mG, 12", 266{deg}, 2000); the range in the
V0808 CrA Table can be influenced by the companion.
eps CrA Min II 4.95.
R CrB IR excess.
S CrB OH, H2O, SiO maser.
T CrB VB? A (B <= 12m, 0.2"). SB (P = 227.6d). The spectral period is
T CrB present in the photometric data of 1891 - 1917 and 1960 - 1971
T CrB [08978]. The epoch of the first outburst JD2402734 (1866). Two
T CrB smaller outbursts were observed in UV light, JD2438030 (1963) and
T CrB 2442543 (1975) [08979].
U CrB Min II 7.72. P var.
RR CrB P2 = 377d. {Delta}(m) (P1) ~0.5m, {Delta}(m) (P2) ~0.6m.
RS CrB P2 = 69.5d [01100]. Main period oscillation: 9.1m - 11.6m.
RT CrB Nonlinear term: +2.01d*10**(-8)*E**2. Min II 10.52 (var). DII =
RT CrB 0.09P.
RV CrB P var. Max = 2428285.608 + 0.3316217d*E (JD2428285 - 31610); Max =
RV CrB 2431705.349 + 0.3317313d*E (JD2431705 - 32954); Max = 2433030.572 +
RV CrB 0.331705d*E (JD2433030 - 36814) [05496]; Max = 2440001.453 +
RV CrB 0.331569d*E (1967 - 1971) [06237]; Max = 2441451.413 + 0.331619d*E
RV CrB (1972 - 1974) [07032]. The Table gives current elements. On the
RV CrB period changes see also [03506]. Blazhko effect?
RW CrB d = 0.028P. Min II 10.29.
TW CrB Min II 11.0.
TZ CrB ADS 9979 A (B 6.72m, GIV, 6.6", 233{deg}, 1980). SB2 (P =
TZ CrB 1.139789d). Epoch of Min is given. The variation presented in the
TZ CrB Table is superimposed by a second one, with the same amplitude and
TZ CrB P = 0.1d. The amplitude is given for the combined light of ADS 9979
TZ CrB A and B, the mean magnitude is for ADS 9979 A.
UU CrB During JD2444381.73 - .76 a slow flare was observed, with maximal
UU CrB amplitude 0.30m in the IK band and 0.18m in the U band.
AL CrB Spotted rotating G-type giant.
AR CrB MinII 11.44.
AS CrB MinII 11.75.
AV CrB MinII 12.41.
AW CrB According to [78161], EW, P = 0.360920 d.
AY CrB Min II = 14.0.
BD CrB Min II = 14.6.
BG CrB VB AB (9.5m, 9.8m, 0.1", 192{deg}, 2007).
BR CrB Min II = 10.11.
CT CrB Strong Blazhko effect.
CZ CrB P strongly varies.
DE CrB P1 is presented in the Table. P0 = 0.554870d; P1/P0 = 0.7460.
DG CrB P1 is presented in the Table. P0 = 0.539078d; P1/P0 = 0.7456.
DH CrB P1 is presented in the Table. P0 = 0.551550d; P1/P0 = 0.7464.
DI CrB P1 is presented in the Table. P0 = 0.508196d; P1/P0 = 0.7452.
DK CrB MinII - MinI = 0.482P.
DL CrB Time-variable O'Connell effect.
alf CrB {lambda} eff = 7230 A: DI = 0.034P, DII = 0.018P, Min II - Min I =
alf CrB 0.66P, depth of Min I 0.10m, Min II 0.025m.
bet CrB VB A (B ~ 5m - 6m, 0.2", ~130{deg}, 1978). SB (P = 3833.7d).
bet CrB Magnetic field var, P = 18.487d. The epoch of Min light is given.
gam CrB ADS 9757 (4.2m, 5.6m; A = 0.74", P = 91.0a).
U Crv VB A (B 13.5m, 0.4' p).
W Crv Min II 11.86. The light curve is asymmetrical, the maxima differ in
W Crv hight by 0.10m.
Y Crv Min II 11.7. RRC type with twice shorter period is possible.
Z Crv d = 0.06P.
RV Crv Elements do not satisfy some of the published moments of Min.
RZ Crv Min II 13.9.
SX Crv Min II 9.23. The shape of the light curve varies. Depth of Min I
SX Crv 0.20m, depth of Min II 0.18m. In 1972 the system became fainter
SX Crv than in 1971 by 0.06m.
TY Crv SB2.
XX Crv P1 is tabulated; P0 = 0.54452d.
XY Crv P1 is tabulated (amplitude 0.44m); P0 = 0.484820d (amplitude
XY Crv 0.28m).
YZ Crv VB B (A 16.2mpg, B 16.2mpg; AB 27", 192{deg}, 2000). The
YZ Crv coordinates in [81005] refer to the A component.
AA Crv VB B (A 12.7mpg, B 15.9mpg; AB 28", 220{deg}, 1998). The
AA Crv coordinates in [81005] refer to the brighter star.
AD Crv Additional non-radial mode, P = 0.2691307d; P(Blazhko) = 185d.
AG Crv P1 is presented in the Table. P0 = 0.537739d; P1/P0 = 0.7465.
AH Crv P1 is presented in the Table. P0 = 0.488888d; P1/P0 = 0.7450.
R Crt Periods of light constancy which last up to 250d occur every two or
R Crt there thousand days. OH, H2O maser.
S Crt H2O maser.
T Crt Mean light var, P2 = 1006d.
V Crt Min II 10.1; Min II - Min I = 0.57P.
W Crt (k - b)2 = +0.21.
X Crt (k - b)2 = +0.02.
Z Crt d = 0.016P.
RR Crt P = 293d or 146d is possible.
RV Crt Min II 9.4:.
SU Crt [Fe/H] > -0.3.
SV Crt ADS 8115 A (B 11.5m vis, 1", 220{deg}). SB2 (P = 5.90513d, apsidal
SV Crt motion, P ~700a). Epoch of Min I in B light is given. Depth of Min
SV Crt II is 0.015m. EuII and SrII in emission.
AG Crt P varies.
AI Crt Blazhko effect, P=63d. The identification with NSV 5200 suggested
AI Crt in [80153] is probably wrong.
AK Crt Min II = 11.15. The tabulated elements are for the eclipses.
AK Crt Pulsations: P = 0.067964d, with a variable amplitude up to 0.07m.
AV Crt A period about 3497d is possibly superposed.
AX Crt P1 is presented in the Table. P0 = 0.521023d; P1/P0 = 0.7454.
AY Crt P1 is presented in the Table. P0 = 0.483101d; P1/P0 = 0.7446.
R Cru In the region of the open cluster NGC 4349.
T Cru In the region of the open cluster NGC 4349.
U Cru P var. Max = 2410143 + 351.4d*E (JD2410100 - 14100) [00237]; since
U Cru JD2437600 - see Table.
W Cru Min II 9.3.
SU Cru [A/H] = -0.8.
SV Cru In the region of the open cluster Ruprecht 97. Non-member of the
SV Cru cluster.
SW Cru VB A (B 14.0m, 12"). (k - b)2 = 0.27.
SY Cru d = 0.05P?
TU Cru Min II 11.5.
TW Cru Min II 12.85:.
TX Cru It is not excluded that actually P is much shorter, close to 1d,
TX Cru for instance.
TZ Cru P = 2.091140d?
UW Cru Min II 12.9; Min II - Min I = 0.536P.
UX Cru VB A (B 10"). Min II 12.4; Min I - Min II = 0.325P; DII = 0.025P.
VY Cru Min II 13.5.
VZ Cru P = 1.125810d?
WW Cru Min II 13.0.
WX Cru d = 0.040P. Light variability in maximum is noted.
WY Cru VB A. P = 9.013290d?
XX Cru P = 3.28566d?
XY Cru Min II 11.7.
XZ Cru P = 1.6495930d?
YY Cru Min II 13.0.
YZ Cru Min II 13.1.
ZZ Cru Min II 9.8.
AB Cru Min II 8.9.
AC Cru Min II 12.1.
AD Cru VB A (B 14.5m, 10", 270{deg}). P var. Max = 2434918.160 +
AD Cru 6.39844d*E (JD2423800 - 35400) [02309]; since JD2441000 - see
AD Cru Table.
AE Cru Depth of Min II 0.03m.
AF Cru Min II 9.87.
AG Cru The blue component is possible [09004].
AI Cru In the region of the open cluster NGC 4103. Min II 9.94.
AQ Cru Min II 13.8.
AT Cru Min II 12.6.
AW Cru Min II 13.9.
AY Cru Min II 11.2.
BB Cru Min II 14.0.
BC Cru Depth of Min II 0.03m.
BD Cru Depth of Min II 0.05m.
BF Cru Min II 12.3.
BH Cru Epoch of Min I is given in the Table. The light curve like the
BH Cru light curves of R Cen and R Nor has two maxima and two minima of
BH Cru different depths. Max I 7.6m (0.22P), Min II 8.0m (0.41P), Max II
BH Cru 7.2m (0.53P).
BI Cru Spectrum description [04949].
BK Cru In Coalsack region.
BM Cru In Coalsack region.
BP Cru 3U 1223-62. A unique X-system. Consists of an X-pulsar with pulse
BP Cru period 698s [09018] moving on an excentric orbit (E = 0.47) around
BP Cru the ellipsoidal B2 supergiant with orbital period of 41.51d.
BP Cru Accretion of the stellar wind from the primary star on the pulsar
BP Cru increases during the periastron passage. Therefore large X-flares
BP Cru are observed with the elements: T (X Max) = 2433158.09 + 41.51d*E.
BP Cru Optical flares are possible.
BQ Cru B - V: +1.13, +0.88.
BS Cru In the open cluster NGC 4755.
BT Cru In the open cluster NGC 4755.
BU Cru In the open cluster NGC 4755.
BV Cru In the open cluster NGC 4755.
BW Cru In the open cluster NGC 4755.
DU Cru The identification with NSV 06012 (SIMBAD) is wrong.
EP Cru MinII - MinI = 0.62P.
EQ Cru MinII - MinI = 0.48P.
EW Cru A twice longer period is also possible.
FG Cru Multiperiodic.
FL Cru Multiperiodic.
bet Cru VB A (B 11.4m, 44.3", 322{deg}; C 7.5m, 372", 23{deg}).
bet Cru Interferometric binary. Multiple periods (the total V amplitudes of
bet Cru corresponding oscillations are indicated in brackets): P0 =
bet Cru 0.2365072d (0.034m), P1 = 0.160466d (0.029m), P2 = 0.121383d
bet Cru (0.01m), P02 = 0.249373d (0.016m), P13 = 0.24273d (0.024m), P24 =
bet Cru 0.23931d (0.028m), P03 = 0.16342d (0.016m), P14 = 0.16171d
bet Cru (0.029m).
tet 2 Cru SB (P = 3.4380d). BCEPS, P > 1h? [08420].
lam Cru Type ELL with P = 0.7902d is possible. Amplitude and shape of the
lam Cru light curve vary. The secondary oscillation (A = 0.007m) with the
lam Cru elements Max = 2441779.034 + 0.1793d*E is possible.
R Cyg VB A (B 9.3m, 91", 14{deg}). S4/6e - S8/6e.
T Cyg VB A (B 10.03m, 10.2", 122{deg}; C 12m, 13.6", 197{deg}).
U Cyg VB A (B 7.8m, 63.5", 51{deg}). P var. Max = 2406455 + 461.57d*E
U Cyg (JD2404590 - 13900); Max = 2414827 + 470.76d*E (JD2413900 - 19940);
U Cyg Max = 2421806 + 455.95d*E (JD2419940 - 27380); Max = 2427848 +
U Cyg 472.85d*E (JD2427380 - 35750); since JD2435750 - see Table.
W Cyg There is a second oscillation with P = 235.3d.
X Cyg P var. Max = 2410190.86 + 16.3841d*E (JD2410100 - 23370) [09028];
X Cyg since JD2417000 - see Table. There is a square term in the elements
X Cyg given in the Table: +1.01d*10**(-7)*E**2. [A/H] = 0.4.
Y Cyg Min II 7.75; E = 0.1458. Apsidal motion: P = 47.6 yr. There are
Y Cyg sinusoidal terms in the elements: +0.1391d*sin(0.06256{deg}*E) -
Y Cyg 0.0076d*sin(2*(0.06256{deg}*E)); Min II = 2409454.9174 +
Y Cyg 2.9963328d*E - 0.1391d*sin(0.06256{deg}*E) -
Y Cyg 0.0076d*sin(2*(0.06256{deg}*E)).
Z Cyg OH, H2O emission.
RR Cyg VB A (B 12.5m, 18.1", 58{deg}).
RS Cyg VB A (B 7.09m, 132", 355{deg}; C 9.3m, 56", 106{deg}). Epoch of
RS Cyg light minimum is given. The shape of the light curve strongly
RS Cyg varies. Double maxima are sometimes observed (Min II at the phase
RS Cyg 0.5P).
RU Cyg VB A (B 12.40m V, 10", 224{deg}; C 11.15m V, 19", 29{deg}).
RV Cyg VB A (B 10m, 142", 118{deg}).
RY Cyg In the region of the open cluster NGC 6883.
RZ Cyg The shape of the light curve strongly varies. Alternation of high
RZ Cyg and low maxima, as well as of shallow and deep minima is observed,
RZ Cyg as a rule: 9.8m <= Max <= 12.0m. 11.8m <= Min <= 14.1m.
SS Cyg SB2 (P = 0.27512995d [08285]). During maxima of brightness there
SS Cyg are oscillations of light and X-ray flux with amplitudes about
SS Cyg 0.002m V and periods changing between 7.29s and 10.90s [06102,
SS Cyg 09032].
SU Cyg P var. Max = 2421278.503 + 3.845507d*E (JD2414250 - 29000) [01559];
SU Cyg Max = 2433095.944 + 3.845664d*E (JD2429000 - 33150) [00921]; since
SU Cyg JD2434500 - see Table.
SV Cyg VB A (B 9.5m V, 145", 140{deg}).
SW Cyg Min II 9.30; d(V) = 0.018P; d(U) = 0.00P. P var. Min I =
SW Cyg 2414782.448 + 4.572937d*E (JD2411340 - 16450); Min I = 2418440.758
SW Cyg + 4.5727923d*E (JD2417060 - 19740) [00063]; Min I = 2421504.489 +
SW Cyg 4.572729d*E (JD2421470 - 24970); Min I = 2425185.550 + 4.5728386d*E
SW Cyg (JD2424960 - 29500); Min I = 2433160.669 + 4.5729841d*E (JD2433000
SW Cyg - 36800) [09085]; Min I = 2438584.3081 + 4.57311736d*E (JD2438600 -
SW Cyg 40560) [09085]; since JD2441160 - see Table.
SY Cyg d = 0.040P. Possible depth of Min II 0.03m. P var. Min I =
SY Cyg 2411659.568 + 6.00584d*E (JD2411600 - 17100); Min I = 2420001.571 +
SY Cyg 6.005716d*E (JD2418760 - 20760) [01961]; Min I = 2437069.254 +
SY Cyg 6.005626d*E (JD2432800 - 37070) [05416]. Mean elements given in the
SY Cyg Table represent epochs of Min I in the interval JD2414400 - 37070
SY Cyg up to +- 0.07d. According to [04248] the apsidal motion with the
SY Cyg period ~46 years is possible.
SZ Cyg [A/H] = 0.5. P var [02392]. Mean elements given in the Table
SZ Cyg represent epochs of Max up to +- 0.5d. According to [09029] "the O
SZ Cyg - C diagram has a sinusoidal structure as is to be expected for a
SZ Cyg member of a binary system" with P orb = 65 years.
TT Cyg VB A (B 10.8m V, 70", 213{deg}; C 11.1m V, 83", 49{deg}; D 10.7m V,
TT Cyg 94", 268{deg}).
TV Cyg According to [03663] - spectrum G0.
TX Cyg [A/H] = -0.2. P var. Max = 2436793.138 + 14.708157d*E (JD2415000 -
TX Cyg 37000); since JD2436700 - see Table.
UU Cyg VB A (B 10.7m V, 3.6", 351{deg}).
UV Cyg VB A (B 10.8m V, 0.9", 79{deg}).
UW Cyg P var. Min I = 2419624.501 + 3.450797d*E (JD2410000 - 20750)
UW Cyg [00526]; Min I = 2419624.501 + 3.450752d*E (JD2419620 - 33000); Min
UW Cyg I = 2433848.508 + 3.450740d*E (JD2430000 - 41800); since JD2441800
UW Cyg - see Table. Possible depth of Min II 0.05m.
UX Cyg P var. Max = 2432444 + 560.3d*E (JD2415670 - 32450); Max = 2439352
UX Cyg + 578.0d*E (JD2432450 - 40500); since JD2437600 - see Table.
UX Cyg Sometimes rapid light decreases on the ascending branch near Max
UX Cyg are observed [01563,01564]. H2O, OH, SiO maser.
UY Cyg {Delta}(S) = 3.8.
UZ Cyg VB A (B 10.8m, 28", 130{deg}). d = 0.032P; Min II 10.31.
VV Cyg Min II 13.2. P var? [03665].
VW Cyg d = 0.035P; Min II 10.31. P var. Min I = 2417377.123 + 8.4305260d*E
VW Cyg (JD2415660 - 17400); Min I = 2430444.061 + 8.4302826d*E (JD2417400
VW Cyg - 30450); Min I = 2441116.868 + 8.4303917d*E + 4.31d*10**(-8)*E**2
VW Cyg (JD2430450 - 41120) [07096]; since JD2440350 - see Table.
VX Cyg [A/H] = 0.2. P var. There is a square term in the elemenmts
VX Cyg +8.02d*10**(-7)*E**2.
VZ Cyg P var. Max = 2437103.945 + 4.8645598d*E(JD2416000 - 41000); since
VZ Cyg JD2434000 - see Table.
WW Cyg d = 0.008P; Min II 10.16. P var [06144]. Mean elements: Min I =
WW Cyg 2416981.299 + 3.3176924d*E (JD2412000 - 31000) [00063]; since
WW Cyg JD2431000 - see Table.
WZ Cyg Min II 10.9.
XX Cyg [Fe/H] = -0.49. P var. Max = 2430671.1010 + 0.134865026*E(2416560 -
XX Cyg 30000); since JD2430000 - see Table.
XZ Cyg [Fe/H] = -1.2. P var. Max = 2417201.241 + 0.4665878*E -
XZ Cyg 0.000107d*10**(-6)*E**2 (JD2414000 - 35000) [02550]; Max =
XZ Cyg 2438562.796 + 0.466570d*E (JD2434000 - 39800); Max = 2440445.789 +
XZ Cyg 0.466497d*E (JD2439800 - 41000) [06237]; Max = 2441453.3856 +
XZ Cyg 0.4664731d*E (JD2441000 - 42500) [07424]; Max = 2443028.641 +
XZ Cyg 0.466438d*E (JD2442500 - 43800) [09101]; Max = 2444142.650 +
XZ Cyg 0.466649d*E (JD2443800 - 44200) [09102]; since JD2444100 - see
XZ Cyg Table. Besides that the star has a strongly expressed Blazhko
XZ Cyg effect; the period of Blazhko effect varies, too [07424,07425].
XZ Cyg 0.13P <= M - m <= 0.22P; 0.90m <= A(B) <= 1.70m, 0.70m <= A(B) <=
XZ Cyg 1.30m; -0.05P < O - C < +0.05; Max A = 2417025.5 + 57.401d*E
XZ Cyg (JD2417000 - 38500); Max A = 2438881.7 + 58.387d*E (since
XZ Cyg JD2438500).[09103]. After JD2444000 Blazhko effect period probably
XZ Cyg decreased to 56.3d [09102].
ZZ Cyg VB A (B 12.63m, 8.5", 43{deg}. Total brightness variation range is
ZZ Cyg given. Min II 10.78. P var. Min I = 2417442.419 + 0.6286185d*E
ZZ Cyg (JD2415000 - 25800) [07427]; since JD2427950 - see Table.
AA Cyg S 6/3.
AC Cyg H2O maser.
AD Cyg S 5/5.
AE Cyg d = 0.039P; Depth of Min II 0.06m.
AF Cyg Light curve (1914 - 1956) [09104]. Two more independent
AF Cyg oscillations are superimposed: P2 = 175.8d, P3 = 941.2d.
AK Cyg VB A (B 11.06m, A7, 20", 85{deg}).
AV Cyg P var. Max = 2420451.9 + 87.48d*E (JD2418782 - 24823); Max =
AV Cyg 2427936.3 + 89.73d*E (JD2426326 - 28745); Max = 2429440.9 +
AV Cyg 87.69d*E (JD2428820 - 31260); Max = 2436413.8 + 89.63d*E (JD2434610
AV Cyg - 37130); since JD2437450 - see Table. 0.27P <= M - m <= 0.50P.
AX Cyg VB A (B 10.2m, 18", 52{deg}).
AY Cyg In the region of the open cluster Dolidze 2.
BB Cyg P var. Max = 2426360 + 265.7d*E (JD2414900 - 26700); Max = 2433091
BB Cyg + 258.6d*E (JD2426700 - 35500); Max = 2438354 + 266.9d*E (JD35500 -
BB Cyg 40200) [09106]; since JD2439200 - see Table.
BF Cyg P orb = 750d [05655]. Irregular light variations and sometimes
BF Cyg observed brightenings by 2m - 3m are superimposed by semiregular
BF Cyg oscillations with the cycle 755d [01039,08044].
BG Cyg P var. Max = 2421190 + 290.35d*E (JD2421150 - 29950); Max = 2430546
BG Cyg + 307.3d*E (JD2429950 - 30850); Max = 2432872 + 289.5d*E (JD2430850
BG Cyg - 34920); since JD2435100 - see Table.
BI Cyg VB A (B 9.4m, 126", 110{deg}).
BO Cyg D = 0.025P; Min II 12.0.
BR Cyg D = 0.020P; Min II 9.58.
BS Cyg SC 8/8. P var. Max = 2422655 + 420d*E (JD2422600 - 24750) [01161];
BS Cyg Max = 2425181 + 431.4d*E (JD2424750 - 26500) [01171]; since
BS Cyg JD2437500 - see Table.
BY Cyg VB A (B 16m).
BZ Cyg [A/H] = 0.1. Double maximum.
CD Cyg [A/H] = 0.2. P var. There is a square term in the elements:
CD Cyg +1.54d*10**(-6)*E**2.
CG Cyg VB A (B 11.8m, 1.3", 306{deg}; 1979.7). 10.10 <= Min II <= 10.44. P
CG Cyg var. Min I = 2422967.4248 + 0.63114347d*E (JD2422900 - 38500);
CG Cyg since JD2439000 - see Table. Combined light range is given. Shape
CG Cyg of the light curve varies [08848].
CH Cyg Semiregular light variations with the mean cycle 97d; mean
CH Cyg brightness varies with the cycle ~4700d [01169]. There are also a
CH Cyg cycle 725d [08849], rapid oscillations (A <= 0.25m U) and flares
CH Cyg [05350]. It is not excluded that the system is an eclipsing one
CH Cyg [06499].
CI Cyg d = 0.084P. Depth of eclipses ~0.8m. The eclipses of B star are
CI Cyg observed. Usually there are light fluctuations near mean brightness
CI Cyg ( ~12.1m). The outbursts last some dozens and hundreds days. Light
CI Cyg curves [06155,08044, 08850, 08851]. Emissions of H, He I, He II,
CI Cyg [OIII], and N III.
CM Cyg S 4/6.5e.
CU Cyg P var. Max = 2422643 + 223.8d*E (JD2422600 - 26500); since
CU Cyg JD2426500 - see Table.
CV Cyg dI = 0.06P; Min II 11.33. P var. Min I = 2424458.348 + 0.9834523d*E
CV Cyg (JD2414300 - 24500); since JD2424450 - see Table. Shape of the
CV Cyg light curve and Min I depth vary.
CY Cyg SC 2/7.5.
CZ Cyg P var. Max = 2424500 + 284d*E (JD2424500 - 33600) [03122]; since
CZ Cyg JD2432700 - see Table.
DD Cyg P var. Max = 2425465 + 148.30d*E (JD2424800 - 39000) [01149]; since
DD Cyg JD2439000 - see Table.
DF Cyg P var [01177,06107]. Mean brightness varies: Min = 2411292 +
DF Cyg 780.2d*E [01571].
DG Cyg SiO maser?
DH Cyg OH emission?
DK Cyg dI = dII = 0.04P; Min II 10.90. P var. Shape of the light curve and
DK Cyg depth of Min II vary.
DL Cyg Min II 9.9.
DM Cyg P var. Max = 2425887.560 + 0.4198557d*E (JD2415200 - 25900)
DM Cyg [03506]; Max = 2425887.5597 + 0.41985715d*E (JD2425880 - 29250)
DM Cyg [00522]; Max = 2433872.420 + 0.41985842d*E (JD2429250 - 37900)
DM Cyg [03506]; Max = 2438677.708 + 0.4198619d*E (JD2438600 - 41250)
DM Cyg [07114]; since JD2441240 - see Table. There is also Blazhko effect
DM Cyg with the elements: Max(O - C) = 2442978.97 + 26.01d*E [08853];
DM Cyg -0.01 d< = O - C <= +0.01d. {Delta}(S) = 0.
DQ Cyg P = 180d?
DT Cyg P var. Max = 2424305.651 + 2.49913d*E (JD2424300 - 28500) [01183];
DT Cyg Max = 2432792.893 + 2.49934d*E (JD2430000 - 36000); since JD2436000
DT Cyg - see Table.
DV Cyg P var. Max = 2425476 + 146.7d*E (JD2415200 - 29200); since
DV Cyg JD2432800 - see Table.
DW Cyg P var. Max = 2427603 + 279.6d*E (JD2416700 - 33500); since
DW Cyg JD2433500 - see Table.
DX Cyg Min II 14.2; Min II - Min I = 0.515P; DI = 0.22P, DII = 0.12P.
DY Cyg VB A (B 3", 218 {deg}, 2002). Slow oscillations are superimposed by
DY Cyg rapid ones with A = 0.3m [03662]. According to [03148] type EB? Min
DY Cyg = 2436659.531 + 0.6990d(:)*E (JD2436600 - 37000) [03148].
EE Cyg Min II 14.5.
EF Cyg 142d <= P <= 175d.
EH Cyg P var. Max = 2427608 + 276.90d*E (JD2416200 - 27610); since
EH Cyg JD2427800 - see Table.
EI Cyg Epoch of Max I is given; heights of Max I and Max II differ
EI Cyg strongly, the depths of Min I and Min II are almost equal. Max I -
EI Cyg Min I = 52d.
EK Cyg Observations are represented by the elements in the interval
EK Cyg JD2425200 - 37900 only.
EM Cyg Mean cycle varies in the range 19d - 33d [04248,09111]. Depth of
EM Cyg eclipses 0.25m V; elements of eclipsing system light variations:
EM Cyg Min = 2437882.8595 + 0.29090950d*E - 21d*10**(-12)*E**2 [08854].
EM Cyg Sometimes there are light oscillations with periods 14.6s - 21.2s
EM Cyg and an amplitude up to 0.4% [06102,09112].
EN Cyg d = 0.012P. P var. Min = 2425181.311 + 2.2148998d*E (JD2424880 -
EN Cyg 29600) [00332]; since JD2433500 - see Table.
ES Cyg P var. Max = 2425146 + 157d*E (JD2425000 - 29300) [00332]; since
ES Cyg JD2432800 - see Table.
EV Cyg P var. Max = 2427740 + 259.1d*E (JD2425100 - 29100); since
EV Cyg JD2433500 - see Table. The position of the star in the chart in
EV Cyg [00530] is wrong [00782].
EZ Cyg P var? Shape of the light curve and the amplitude strongly vary;
EZ Cyg 0.40P < = M - m < = 0.48P.
FF Cyg S 5.5/6-e.
FG Cyg P var. Max = 2426955 + 456.0d*E (JD2416000 - 27000) [00001]; Max =
FG Cyg 2426955 + 458.8d*E (JD2426900 - 34300) [03122]; since JD2439200 -
FG Cyg see Table.
FM Cyg P var. Max = 2425313 + 274d*E (JD2425300 - 29200) [00332]; since
FM Cyg JD2429200 - see Table.
FN Cyg P var. Max = 2429137 + 314.6d*E (JD2416200 - 29200) [00001]; since
FN Cyg JD2432800 - see Table.
FO Cyg A var. P var. Max = 2425193 + 156.6d*E (JD2425000 - 29200) [00332];
FO Cyg since JD2432500 - see Table.
FR Cyg Min II 14.0; d = 0.03P.
FT Cyg P var. Max = 2425184 + 156.7d*E (JD2425100 - 29200) [00332]. 83d <=
FT Cyg P <= 187d (JD2432500 - 38000).
FY Cyg P var. Max = 2425172 + 194.d*E (JD2425100 - 29300) [00332]. 130d <=
FY Cyg P< = 189d (JD2432500 - 38000).
GG Cyg d = 0.079P; Min II 12.1.
GM Cyg P var. Min = 2428754.305 + 4.745772d*E (JD2413200 - 33500) [01209];
GM Cyg since JD2433500 - see Table.
GN Cyg P var. Max = 2425448 + 156d*E (JD2425400 - 27400) [01155]; since
GN Cyg JD2427500 - see Table.
GO Cyg Min II 8.73. P var. Intrinsic light variability of the components
GO Cyg is possible [01210].
GS Cyg P = 195d?
GT Cyg Depth of Min II 0.05m? P var?
GY Cyg Secondary oscillation with P = 4000d and A(V) = 0.5m is possible.
GZ Cyg Red.
HL Cyg d = 0.02P.
HV Cyg VB (Northern component).
HY Cyg P var. Max = 2425334 + 344d*E (JD2425300 - 29200) [00332]; since
HY Cyg JD2432760 - LB?
II Cyg P var. Max = 2425150 + 82d*E (JD2425120 - 25550), Max = 2425475 +
II Cyg 94d*E (JD2425550 - 29250) [00332]; since JD2432500 77d <= P <= 99d.
IK Cyg P var. Max = 2425199 + 77.3d*E (JD2425000 - 29200) [00332]; since
IK Cyg JD2432500 - see Table.
IT Cyg P var. Max = 2425305 + 67.4d*E (JD2425300 - 850) [00332]; since
IT Cyg JD2432500 - see Table.
IU Cyg B - V: +0.90, +1.45. P var. Max = 2429157.6 + 31.22266d*E
IU Cyg (JD2417800 - 29250); Max = 2433601.3 + 31.1550d*E (JD2432700 -
IU Cyg 35400); since JD2435400 - see Table.
IV Cyg P var. Max = 2425470.406 + 0.33432871d*E (JD2425300 - 33120)
IV Cyg [03506]; Max = 2434122.519 + 0.33433895d*E (JD2432700 - 40200)
IV Cyg [04248]; since JD2440200 - see Table. Shape of the light curve
IV Cyg varies: 0.10P <= M - m <= 0.20P.
IX Cyg P var. Max = 2425173 + 172d*E (JD2425000 - 25900) [00332]; since
IX Cyg JD2428000 - see Table.
KL Cyg P var. Max = 2437906 + 536.8d*E (JD2418500 - 38000) [00001]; since
KL Cyg JD2438000 - see Table.
KP Cyg {Delta}(S) = 0.
KR Cyg Min II 9.37.
KU Cyg Min II 11.15; d = 0.047P. Shape of the light curve varies.
KV Cyg Min II 11.9.
KY Cyg H2O, OH maser.
LN Cyg Min II 14.3.
LO Cyg Min II 13.3.
LX Cyg P var. Max = 2432775 + 460.0d*E (JD2415000 - 33300) [01159]; since
LX Cyg JD2437900 - see Table. SC 7/9-e - SC 8/8.5e.
MQ Cyg VB A (B 17.5m B, 4.5", 122{deg}). P var. Max = 2432737 + 428.5d*E
MQ Cyg (JD2414300 - 33300) [01229]; since JD2440000 - see Table.
MR Cyg Min II 9.12; d = 0.030P; DII = 0.19P.
MU Cyg Min II 14.4.
MY Cyg Min II 8.99. Min II - Min I = 0.5021P.
MZ Cyg P var. Max = 2427641.914 + 21.162460d*E + 0.10575d*10**(-3)*E**2
MZ Cyg (JD2414900 - 37900) [03689]; since JD2443600 - see Table. Probably
MZ Cyg it is an RV Tau type variable, and then the period should be
MZ Cyg doubled [08862]. [A/H] = 0.1.
NQ Cyg EW type is possible. Close to V736 Cyg.
NU Cyg Min II 14.9.
NZ Cyg Min II 14.2.
OS Cyg P var.
OU Cyg Min II 15.6.
OY Cyg Star 23 - 30 [01321].
PP Cyg Star G in the chart for VV245 [07749].
PR Cyg Star 24 - 40 [01321].
PT Cyg Star 23 - 55 [01321].
PU Cyg Star 25 - 56 [01321].
PX Cyg Star 35 - 78 [01321].
PY Cyg Min II 15.2.
QS Cyg Min II 13.3.
QT Cyg Depth of Min II 0.04m.
QU Cyg Min II 15.1.
QW Cyg Min II 14.1.
QX Cyg Min II 14.5.
V0339 Cyg np component of a close binary.
V0340 Cyg Min II 14.5.
V0343 Cyg [A/H] = -0.2.
V0346 Cyg Companion 13.8m, 0.4' sf. Min II 11.9. P var. Min I = 2427270.241 +
V0346 Cyg 2.743345d*E (JD2415000 - 32000); since JD2432000 - see Table.
V0348 Cyg According to [07516] EW type variable with large irregularities:
V0348 Cyg Min = 2441567.177 + 0.285768d*E (JD2441567 - 95).
V0355 Cyg Min II 14.3.
V0360 Cyg P var [06107]. Min I = 2429187.4 + 70.449d*E (JD2414600 - 34000)
V0360 Cyg [00580]; since JD2426000 - see Table.
V0366 Cyg Min II 10.2.
V0367 Cyg VB A (A 0.1", 50{deg}; B 13.7m, 2.3", 255{deg}). Min II 7.16. Shape
V0367 Cyg of the light curve and the radial velocity curve vary.
V0368 Cyg According to [00204] EB type (12.8m - 13.8m pg) with the elements:
V0368 Cyg Min I = 2425808.10 + 0.47586d*E (JD2425805 - 853).
V0369 Cyg P var. Max = 2438199 + 104.46d*E (JD2426000 - 38200); since
V0369 Cyg JD2438200 - see Table.
V0370 Cyg Min II 11.9. P var. Min I = 2425096.429 + 0.77453979d*E (JD2414400
V0370 Cyg - 30000); since JD2430000 - see Table.
V0371 Cyg Min II 12.5.
V0374 Cyg d = 0.03P.
V0380 Cyg Min II 5.76; Min II - Min I = 0.418P (1963). There are periodic
V0380 Cyg terms in the elements: +0.8916d*sin(38.8{deg} + 0.0082{deg}*E) -
V0380 Cyg 0.0796d*sin(77.6{deg} + 0.0164{deg}*E) + 0.0088d*cos(26.4{deg} +
V0380 Cyg 0.0246{deg}*E); Min II = 2441262.266 + 12.425612d*E -
V0380 Cyg 0.8916d*sin(38.8{deg} + 0.0082{deg}*E) - 0.0796d*sin(77.6{deg} +
V0380 Cyg 0.164{deg}*E) - 0.0088d cos (26.4{deg} + 0.0246{deg}*E). Apsidal
V0380 Cyg motion is possible with P = 1490 years.
V0382 Cyg VB A (B 11.5m, 11", 332{deg}). Min II 9.12. Shape of the light
V0382 Cyg curve and depth of Min II vary. P var. Min I = 2427992.458 +
V0382 Cyg 1.885497d*E (JD2413480 - 29500) [01253]; since JD2428000 - see
V0382 Cyg Table.
V0385 Cyg Min II 12.4.
V0387 Cyg Min II 11.6.
V0388 Cyg Min II 9.15; d = 0.06P. P var. Min I = 2433584.540 + 0.8590507d*E
V0388 Cyg (JD2427600 - 37200); since JD2437200 - see Table.
V0389 Cyg VB A (B 8.0m, 3.4", 305{deg}, 1980). SB (P = 3.313168d); Turns
V0389 Cyg around the invisible third companion with P = 154.09d. According to
V0389 Cyg [01256] the light varies with two alternate periods P1 and P2. The
V0389 Cyg first oscillation (P1) with A = 0.19m satisfies the elements: Max =
V0389 Cyg 2423298.460 + 1.12912d*E, the second (P2) with A = 0.05m - the
V0389 Cyg elements: Max = 2429162.080 + 1.19328d*E. each of them continues
V0389 Cyg for 1 - 3 weeks. At the transition from one oscillation to the
V0389 Cyg other irregular light variations are sometimes observed or almost
V0389 Cyg constant brightness. At the renewal of each oscillation its phase
V0389 Cyg remains unchanged, experiencing no shift. According to [08909] in
V0389 Cyg 1975 - 1977 periodicity was not observed.
V0393 Cyg d = 0.02P.
V0401 Cyg Min II 11.13. P var. Min I = 2432881.277 + 0.582717d*E (JD2428800 -
V0401 Cyg 34000); since JD2434000 - see Table.
V0402 Cyg VB A (B 20", 90{deg}).
V0407 Cyg VB A (B 14.0m, 8", 190{deg}). Light variations of the Mira type
V0407 Cyg variable are superimposed by the outburst of the probable nova
V0407 Cyg which occured near JD2428400 (1936) with the consequent slow light
V0407 Cyg decrease. Combined spectrum.
V0411 Cyg P var. Max = 2421075 + 321d*E (JD2421000 - 31100) [01262]; since
V0411 Cyg JD2431100 - see Table.
V0416 Cyg Red.
V0425 Cyg Description of the spectrum and its variations [02685,03149].
V0427 Cyg P var. Max = 2425471 + 143d*E (JD2425400 - 5950) [01155]; since
V0427 Cyg JD2433850 - see Table.
V0429 Cyg In the region of the open cluster NGC 6883.
V0430 Cyg In the region of the open cluster NGC 6883. Max = 2425544 + 258d*E
V0430 Cyg (JD2425500 - 27400) [01155].
V0432 Cyg In the region of the open cluster Dolidze 3.
V0439 Cyg In the region of the open cluster Berkeley 87 = OCL 161.
V0441 Cyg Epoch of Min I is given.
V0442 Cyg Min II 10.4:, d = 0.01P:. According to [08721] the period given in
V0442 Cyg [00525] must be doubled.
V0443 Cyg There is a periodic term in the elements: -0.016d*sin(0.00105*E).
V0444 Cyg In the H II region S 109. Min II 8.06; D II = 0.10P. P var. Min I =
V0444 Cyg 2430856.453 + 4.21238d*E (JD2415000 - 30000) [00007]; since
V0444 Cyg JD2430000 - see Table.
V0445 Cyg P var. Min = 2425527.391 + 1.947833d*E (JD2425500 - 34700) [01155];
V0445 Cyg since JD2434700 - see Table.
V0447 Cyg In the region of the open cluster NGC 6871.
V0448 Cyg In the region of the open cluster NGC 6871. Min II 8.40.
V0450 Cyg The light curve resembles that of DQ Her.
V0453 Cyg In the region of the open cluster NGC 6871. Min II 8.68; d = 0.03P;
V0453 Cyg Min II - Min I = 0.5077P. [07518]. According to [07518] there is
V0453 Cyg apsidal motion with P = 71 years.
V0454 Cyg Min II 12.3. In the region of the open cluster IC 4996.
V0455 Cyg Min II 10.9. P var. Min I = 2431151.908 + 8.7689331d*E (JD2426800 -
V0455 Cyg 33950) [01286]; since JD2436800 - see Table.
V0456 Cyg Min II 11.4; Min II - Min I = 0.518P. P var?
V0457 Cyg Min II 13.9.
V0458 Cyg Min II 14.2.
V0461 Cyg PB ~7000d? [08251].
V0462 Cyg P var. Max = 2428540 + 376.0d*E (JD2416000 - 35200); since
V0462 Cyg JD2435200 - see Table.
V0463 Cyg Min II 10.65; Min II - Min I = 0.514P.
V0465 Cyg There is a close companion of 17.5m.
V0466 Cyg Min II 11.4.
V0469 Cyg Min II 12.9; Min II - Min I = 0.57P.
V0470 Cyg Min II 8.545.
V0471 Cyg S 5.5/5.5.
V0473 Cyg P var. Max = 2430615 + 218.5d*E (JD2418000 - 31000) [00346]; since
V0473 Cyg JD2442300 - see Table.
V0474 Cyg d = 0.014P.
V0477 Cyg Min II 8.69; D II = 0.09P; d = 0.003P. P var. Min I = 2429194.309 +
V0477 Cyg 2.3470011d*E (JD2410000 - 29200) [00001]; Min I = 2437317.2695 +
V0477 Cyg 2.3469943d*E (JD2429200 - 39700) [08919]; since JD2439700 - see
V0477 Cyg Table. Apsidal motion with Pi = 349 years; E = 0.302 [06175].
V0477 Cyg 0.331P (1965 - 1970) <= Min II - Min I < = 0.460P (1904).
V0478 Cyg VB A (B 12.8m, 4", 259{deg}. Min II 9.02; Min II - Min I = 0.5072P.
V0482 Cyg VB A (B 14.4m V, M4 III, 8", 225{deg}).
V0483 Cyg Min II 11.9.
V0484 Cyg Min II 13.6.
V0486 Cyg Min II 14.3.
V0488 Cyg Min II 13.0.
V0490 Cyg Min II 13.5; Min II - Min I = 0.47P.
V0491 Cyg Min II 14.7.
V0493 Cyg Min II 12.9.
V0494 Cyg Min II 13.6.
V0496 Cyg Min II 12.5.
V0498 Cyg Min II 10.27.
V0500 Cyg VB B (A 11.5m; 18", 45{deg}). Min II 12.0.
V0501 Cyg Min II 13.1; d = 0.02P.
V0502 Cyg Min II 14.2.
V0505 Cyg Min II 12.0.
V0509 Cyg d = 0.05P.
V0512 Cyg Min II 11.5. There is a periodic term in the elements:
V0512 Cyg +0.065d*sin(0.2105263{deg}*(E + 538)).
V0513 Cyg Min II 12.6.
V0519 Cyg Min II 13.4.
V0520 Cyg VB A (B 15", 135{deg}).
V0525 Cyg d = 0.03P:.
V0526 Cyg Min II 13.1. In the region of the open cluster TGC 7039.
V0532 Cyg P var. Max = 2434618.158 + 3.283651d*E (JD2427900 - 35000); Max =
V0532 Cyg 2436817.694 + 3.282792d*E (JD2435000 - 38700); since JD2438700 -
V0532 Cyg see Table.
V0536 Cyg d = 0.010P.
V0538 Cyg B - V: +1.17, +1.50.
V0539 Cyg P2 = 1500d.
V0541 Cyg Min II 10.9; DII = 0.012P; Min II - Min I = 0.453P.
V0544 Cyg P var?
V0546 Cyg Min II 15.2:; Min II - Min I = 0.48P; d = 0.077P. In the dark
V0546 Cyg nebula Barnard 144.
V0547 Cyg B - V: +1.27, +1.73. In the dark nebula Barnard 144.
V0548 Cyg Min II 8.62. P var. Min I = 2442279.3838 + 1.80524695d*E (JD2430800
V0548 Cyg - 42300) [08930]; since JD2442300 - see Table.
V0563 Cyg P var. Max = 2427590 + 295.4d*E (JD2426000 - 30250); since
V0563 Cyg JD2430250 - see Table.
V0567 Cyg d = 0.036P.
V0581 Cyg Red.
V0586 Cyg In the region of the open cluster NGC 7039.
V0588 Cyg VB A (B 18m, 15", 0{deg}). Very Red.
V0589 Cyg VB.
V0606 Cyg P var. Max = 2428376.7 + 50.245d*E (JD2427950 - 31330) [01262];
V0606 Cyg since JD2437100 - see Table.
V0612 Cyg Cycles of 50 - 100d (JD2427950 - 31330) [01262]; since JD2437100 -
V0612 Cyg see Table.
V0614 Cyg Min II 14.5.
V0618 Cyg In the region of the open cluster TGC 7092.
V0622 Cyg In the region of the open cluster NGC 7092.
V0628 Cyg Min II 12.5.
V0635 Cyg Min II 13.5.
V0643 Cyg P var. Elements given in the Table are valid in the interval
V0643 Cyg JD2427950 - 31330.
V0644 Cyg VB A (B 15.6m, 6", 141{deg}; C 16.3m, 6", 141{deg}).
V0645 Cyg Observed as the bright nebular condensation with ~2" diameter
V0645 Cyg scattering light of an O8 star associated with it but invisible
V0645 Cyg because of absorption. A part of strongly polarized bipolar nebula
V0645 Cyg with diameter about 10". There are strong emission lines of H, Fe
V0645 Cyg II, [OI], [SII], etc. In the spectrum [08942,09129]. H2O maser
V0645 Cyg source. Infrared source CRL 2789.
V0651 Cyg Min II 14.7.
V0652 Cyg Min II 12.1.
V0664 Cyg d = 0.05P.
V0666 Cyg P var. Max = 2427965 + 236d*E (JD2427950 - 31350) [01262]; since
V0666 Cyg JD2433400 - see Table.
V0670 Cyg sp component of a close binary.
V0680 Cyg Min II 10.3.
V0685 Cyg VB.
V0687 Cyg Min II 10.4. P var?
V0688 Cyg d = 0.029P.
V0690 Cyg d = 0.021P.
V0691 Cyg d <= 0.034P.
V0692 Cyg Min II 14.9?
V0693 Cyg Min II 14.4?
V0694 Cyg d = 0.017P.
V0695 Cyg 31 Cyg. Probably enters a common system with V1488 Cyg (32 Cyg). VB
V0695 Cyg A (B 13.0m, 36.8", 332{deg}; C 6.99m, 107.0", 174{deg}; D 5.0m,
V0695 Cyg 338", 323{deg}). d = 0.0151P. Interferometric binary eclipsing
V0695 Cyg system (A = 0.08", E = 0.15 [01582]; 0.035", 141.8{deg}, 1980.4).
V0695 Cyg The epoch of eclipse of the component of the spectral type B4 by
V0695 Cyg the component of the type K4 is given in the Table. The amplitude
V0695 Cyg strongly varies depending upon the wavelength: A({lambda} 6560 A) =
V0695 Cyg 0.03m, A({lambda} 3530 A) = 1.80m [09131].
V0696 Cyg Mean magnitude varies with P = 1600d.
V0700 Cyg Min II 12.3. P var. Min I = 2432028.863 + 0.340047d*E (JD2431700 -
V0700 Cyg 37500) [05352]; since JD2437500 - see Table.
V0704 Cyg Min II 14.2.
V0706 Cyg Min II 13.9.
V0713 Cyg Min II 15.1.
V0720 Cyg P var. Min I = 2427611 + 332d*E (JD2429450 - 32000) [00798]; since
V0720 Cyg JD2432500 - see Table.
V0726 Cyg Min II 12.8; d = 0.018P.
V0728 Cyg P var. Min = 2425760.475 + 2.0601256d*E (JD2425500 - 35000)
V0728 Cyg [00164]; since JD2439700 - see Table.
V0729 Cyg VB A (B 13.5m, 1.5", 65{deg}). Min II 9.29. P var. Min I =
V0729 Cyg 2434264.638 + 6.597700d*E (JD2428700 - 37900) [00001]; since
V0729 Cyg JD2439750 - see Table.
V0731 Cyg VB.
V0735 Cyg Depth of Min II 0.04m.
V0736 Cyg Min II 16.5. Close to NQ Cyg.
V0737 Cyg Star 23 - 50 [01321].
V0739 Cyg Star 36 - 81 [01321].
V0741 Cyg d = 0.03P.
V0742 Cyg P var. Max = 2429409.448 + 0.93979d*E (JD2428420 - 30700) [08977];
V0742 Cyg Max = 2431489.580 + 0.94010d*E (JD2430250 - 32350); Max =
V0742 Cyg 2433282.014 + 0.93979d*E (JD2432350 - 33650); since JD2433650 - see
V0742 Cyg Table. According to [08977] since JD2430700 the observations are
V0742 Cyg better represented by the elements: Max = 2432943.701 +
V0742 Cyg 0.93977897d*E - 1.067d*10**(-7)*E**2.
V0747 Cyg The intervals between maxima of brightness are 2000 - 4000d. Not
V0747 Cyg red.
V0751 Cyg In the region of the nebula IC 5070. SB (P = 0.25d [09132]). Rapid
V0751 Cyg small variations near maximum of brightness (B - V = +0.25) are
V0751 Cyg superimposed sometimes by deep minima lasting for some hundreds
V0751 Cyg days [02699]. Soft X-ray source [09133]. Spectrum description
V0751 Cyg [02698,09132].
V0752 Cyg B - V = +0.77, U - B = -0.47.
V0753 Cyg d = 0.12P. P = 0.952374d?
V0757 Cyg Red.
V0758 Cyg P = 400d?
V0759 Cyg P var. Max = 2434513.427 + 0.36001476d*E (JD2414430 - 34570)
V0759 Cyg [03506]; since JD2434500 - see Table. Blazhko effect.
V0779 Cyg Type RR?
V0781 Cyg P var?
V0783 Cyg P var. Max = 2433261.029 + 0.62069487d*E (JD2424690 - 34000); since
V0783 Cyg JD2438970 - see Table.
V0786 Cyg Usually in minimum brightness, with rapid brightenings by 0.5m -
V0786 Cyg 1.0m. In the interval JD2427692 - 697 the brightness was 13.5m.
V0789 Cyg P var? [Fe/H] = -0.91.
V0795 Cyg sf component of a close pair.
V0796 Cyg Min II 11.4.
V0797 Cyg Min 15.4.
V0799 Cyg P var.
V0801 Cyg There is a square term in the elements: +1.93d*10**(-10)*E**2.
V0802 Cyg P var. Max = 2432779.9342 + 0.59560377d*E (JD2425480 - 35170)
V0802 Cyg [02775]; Max = 2439415.263 + 0.5955638d*E (JD2435950 - 40000)
V0802 Cyg [09266]. Max = 2440036.409 + 0.595447d*E (JD2440000 - 41000); Max =
V0802 Cyg 2441517.498 + 0.595635d*E (JD2441000 - 42500); since JD2442500 -
V0802 Cyg see Table. Shape of the light curve varies (0.13P <= M - m <=
V0802 Cyg 0.50P); period variations are accompanied sometimes by strong
V0802 Cyg variations of amplitude (in the interval JD2440000 - 41000; 0.3m <=
V0802 Cyg A <= 1.7m).
V0803 Cyg Min II 14.5.
V0806 Cyg Min II 15.0; DII = 0.061P.
V0807 Cyg Min II 14.9.
V0808 Cyg Brightness in maximum varies.
V0809 Cyg Min II 13.6; DII = 0.069P.
V0810 Cyg d = 0.050P. Depth of Min II 0.05m. P var?
V0817 Cyg sp component of the pair.
V0818 Cyg Shape of the light curve and period vary.
V0821 Cyg Min II 15.6.
V0822 Cyg Min II 13.0.
V0824 Cyg Min II 14.3.
V0825 Cyg Min II 16.9. Min II = 2433871.915 + 7.709015d*E.
V0826 Cyg Min II 14.7.
V0828 Cyg Min II 10.12.
V0832 Cyg VB A (B 9.43m, 20", 352{deg}; C 11.62m, 27", 141{deg}; D 12.72m,
V0832 Cyg 38", 220{deg}). description of spectral variations [09135].
V0836 Cyg Min II 8.77. P var. Min I = 2426547.5224 + 0.65341090d*E (JD2425500
V0836 Cyg - 42000) [03869]; since JD2441200 - see Table. Shape of the light
V0836 Cyg curve varies.
V0840 Cyg LS II 28.3{deg} [08090]. Cycles 250 - 300d.
V0841 Cyg Min II 11.2.
V0842 Cyg Min II 14.1.
V0844 Cyg VB A (B 17.8m, 2.9", 50{deg}).
V0850 Cyg Min II 11.8. P var. Min I = 2430587.263 + 4.5578d*E (JD2428750 -
V0850 Cyg 30590) [04253]; since JD2434330 - see Table.
V0851 Cyg d = 0.017P?
V0852 Cyg Min II 14.9.
V0853 Cyg Min II 14.2.
V0856 Cyg Depth of Min II 0.05m.
V0857 Cyg Depth of Min II 0.03m.
V0859 Cyg Min II 12.1.
V0865 Cyg Min II 14.6.
V0866 Cyg Min II 13.9.
V0869 Cyg Min II 14.8. Shape of the light curve varies.
V0870 Cyg Min II 15.8.
V0871 Cyg Min II 14.9.
V0873 Cyg Min II 14.7. Min II - Min I = 0.48P.
V0874 Cyg Min II 13.8.
V0877 Cyg Min II 12.9.
V0880 Cyg Min II 14.1; Min II - Min I = 0.506P; d = 0.02P.
V0881 Cyg {Delta}(S) is small [09037].
V0882 Cyg [Fe/H] = -1.42.
V0884 Cyg np component of a pair. Min II 14.2.
V0885 Cyg Min II 10.2.
V0886 Cyg Min II 14.1; Min II - Min I = 0.515P.
V0887 Cyg Depth of Min II 0.03m.
V0888 Cyg Min II 15.9.
V0889 Cyg Min II 10.4.
V0891 Cyg Min II 9.4.
V0892 Cyg Min II 15.5. nf component of a close pair.
V0900 Cyg Min II 15.2.
V0902 Cyg d = 0.02P. Depth of Min II 0.05m.
V0906 Cyg Min II 15.7.
V0907 Cyg Min II 14.9. According to [04427] Min I = 2435066.257 +
V0907 Cyg 0.54138554d*E.
V0908 Cyg nf component of a close pair. Depth of Min II 0.04m.
V0909 Cyg Min II 9.66.
V0910 Cyg Min II 14.2; d = 0.02P.
V0911 Cyg Min II 14.6. P var? Min I = 2432120.251 + 3.42262215d*E (JD2415500
V0911 Cyg - 37900) [04761]; since JD2437100 - see Table.
V0912 Cyg Depth of Min II 0.05m.
V0913 Cyg VB A (B 17m, 0{deg}).
V0920 Cyg A var. Blazhko effect?
V0922 Cyg d = 0.02P:.
V0924 Cyg P var. Max = 2435706.776 + 5.5709816d*E (JD2432760 - 38000)
V0924 Cyg [08053]; since JD2438000 - see Table.
V0925 Cyg Min II 16.0.
V0927 Cyg Epoch of Min brightness is given.
V0928 Cyg Min II 15.4.
V0931 Cyg Min II 14.5.
V0932 Cyg Depth of Min II 0.04m.
V0934 Cyg Min II 13.7.
V0936 Cyg Depth of Min II 0.05m.
V0939 Cyg Min II 12.5.
V0940 Cyg Min II 15.1.
V0941 Cyg Min II 13.2.
V0942 Cyg VB A (B ~10{deg}, C ~110{deg}).
V0944 Cyg np component of pair.
V0947 Cyg Min II 15.0.
V0948 Cyg Min II 15.2.
V0949 Cyg Red.
V0955 Cyg Min II 15.3. sp component of a close pair.
V0956 Cyg Min II 15.1. sp component of a close pair.
V0957 Cyg Min II 12.6.
V0958 Cyg P = 199d?
V0959 Cyg Min II 11.4; Min II - Min I = 0.52P; DII = 0.16P:. sp component of
V0959 Cyg a close pair.
V0961 Cyg Min II 12.4; Min II - Min I = 0.505P.
V0962 Cyg d = 0.02P:.
V0964 Cyg Min II 14.4.
V0965 Cyg Min II 14.9. Type RRC? P = 0.32028628d?
V0970 Cyg Min II 14.8.
V0974 Cyg Min II 12.5; Min II - Min I = 0.462P. Min II = 2435373.398 +
V0974 Cyg 3.204418d*E.
V0979 Cyg Min II 14.7.
V0981 Cyg Min II 15.0.
V0982 Cyg Red.
V0997 Cyg [Fe/H] = -0.77.
V1004 Cyg Min II 13.0.
V1007 Cyg Depth of Min II 0.04m.
V1008 Cyg Min II 16.0.
V1010 Cyg Depth of Min II 0.03m.
V1011 Cyg Depth of Min II 0.04m.
V1012 Cyg Min II 15.4.
V1016 Cyg Before the outburst in 1964 the brightness changed between 15.0m
V1016 Cyg and 17.5m pg [05701], the spectral type was late Me {alpha}
V1016 Cyg [01222]. In the 1964 - 67 the brightness increased from 16.0m to
V1016 Cyg 11.2m B. In 1967 - 69 the brightness steadily increased to 10.05m
V1016 Cyg B, being constant in V system (10.5m). In the infrared it changes
V1016 Cyg in the limits 6.9 - 8.4 J, 4.7 - 5.8 K with the period 470d
V1016 Cyg [07174,09141]. High excitation emission spectrum with strong IR
V1016 Cyg excess resembles that of symbiotic variables [09142]. X-ray and
V1016 Cyg radio source.
V1018 Cyg Min II 11.6.
V1021 Cyg Min II 14.3.
V1023 Cyg Min II 12.9; d = 0.03P:. DII = 0.14P. Min II - Min I = 0.495P.
V1024 Cyg Depth of Min II 0.04m.
V1030 Cyg Elements given in the Table are valid in the interval JD2426600 -
V1030 Cyg 32300.
V1033 Cyg P var.
V1034 Cyg Min II 9.9.
V1035 Cyg P var?
V1037 Cyg Min II 14.8.
V1038 Cyg VB B (9.4", 215{deg}, 1963). Min II 15.5.
V1039 Cyg Min II 15.6.
V1042 Cyg VB A (B 10m, 53", 110{deg}). In HII region S 109.
V1044 Cyg Min II 16.5.
V1045 Cyg Min II 16.0.
V1047 Cyg d = 0.02P.
V1053 Cyg d = 0.05P.
V1057 Cyg In the dark nebula, in the region of the North America nebula (NGC
V1057 Cyg 7000). In 1969 - 70 (JD2440400 - 830) the outburst from 16.5m to
V1057 Cyg 10.3m occured. Brightness maximum was observed at JD2440830
V1057 Cyg (spectrum - B3). Before the outburst the light changed in the range
V1057 Cyg 15.5m - 16.5m, the spectral type was Ke with characteristic
V1057 Cyg features of T Tau type stars [02698,06415]. After the outburst the
V1057 Cyg brightness began to weaken monotonouosly and in 1982 reached 13.1m
V1057 Cyg B (the spectral type about G2 - G5 Ib). Strong H{alpha} emission
V1057 Cyg appeared in 1971. There are also small rapid light fluctuations.
V1057 Cyg Description of light variations [06504,07115, 07754, 08996]. The
V1057 Cyg star is associated with a luminous arc-shaped reflection nebula.
V1057 Cyg This nebula with length of about 3' appeared in 1971 and its
V1057 Cyg brightness is gradually decreasing simultaneously with the fading
V1057 Cyg of the star.
V1061 Cyg Min II 9.5.
V1063 Cyg P var. Max = 2428260 + 339d*E (JD2428260 - 30700); since JD2433500
V1063 Cyg - see Table.
V1064 Cyg Min II 15.3.
V1068 Cyg Min II 11.2; d = 0.070P. A migrating wavelike distorsion with an
V1068 Cyg amplitude ~0.1m V is being observed outside eclipses [08999].
V1073 Cyg Min II 8.57.
V1074 Cyg Min II 14.8.
V1083 Cyg Min II 11.2.
V1085 Cyg Observations given in [07010] contradict the elements given in
V1085 Cyg [07193]: Min = 2437856.592 + 2.8089d*E.
V1096 Cyg d = 0.03P.
V1102 Cyg Radio-quiet N galaxy. Absorption spectrum without emission lines; z
V1102 Cyg = 0.0272.
V1111 Cyg Blazhko effect is possible.
V1122 Cyg Blazhko effect is possible.
V1130 Cyg Min II 12.9.
V1136 Cyg Min II 13.2. Eccentric orbit (E = 0.3). Apsidal motion is possible
V1136 Cyg [08051].
V1141 Cyg Min II 11.8.
V1142 Cyg Min II 13.4.
V1143 Cyg Min II 6.06; Min II - Min I = 0.743P; d = 0.002P.
V1157 Cyg Min II 13.6.
V1158 Cyg d = 0.02P; Depth of Min II 0.04m.
V1161 Cyg d = 0.01P.
V1162 Cyg Only one Max was observed (see Table). Thereafter - either
V1162 Cyg invisible, or fairly constant (17.6m - 17.8m). Bluish.
V1171 Cyg VB A (B 11.0m, 0.34", 71.2{deg}; 1979.5). Min II 10.3.
V1175 Cyg Min II 16.5. P var. Min I = 2434629.545 + 1.3330d*E (JD2426620 -
V1175 Cyg 34630); since JD2434635 - see Table.
V1176 Cyg VB. Variable is probably the northern red component.
V1187 Cyg In the nebula IC 1318B. Min II 11.19. P = 3.7675d?
V1188 Cyg Min II 14.3.
V1189 Cyg Min II 13.7. P var. Min I = 2437906.516 + 1.041908d*E (JD2426620 -
V1189 Cyg 31240); since JD2437906 - see Table.
V1191 Cyg In the nebula IC 1318B. VB A (B 13m, 11", 299{deg}; C 13m, 11",
V1191 Cyg 284{deg}). Min II 11.11. Shape of the light curve varies.
V1193 Cyg Min II 14.3.
V1196 Cyg Depth of Min II 0.05m.
V1200 Cyg Min II 16.1:.
V1210 Cyg Red.
V1212 Cyg Red.
V1218 Cyg VB A (B 17m, sf).
V1225 Cyg VB A (B 16m V, B - V = +1.3m, 1.2", 270{deg}; C 15.0m V, B - V =
V1225 Cyg +0.5m, 2.4", 270{deg}); P var? Max = 2428250 + 384.2d*E (JD2428200
V1225 Cyg - 38250) [03160]; since JD2438500 - see Table.
V1236 Cyg Red.
V1255 Cyg Brightness in Max varies in the range 15.2m - 16.0m with possible
V1255 Cyg elements: Max = 2439382.281 + 0.28619537d*E.
V1256 Cyg Min II 14.1.
V1273 Cyg Min II 16.5.
V1275 Cyg In the region of the open cluster NGC 6819.
V1281 Cyg Min II 15.4.
V1285 Cyg Red.
V1302 Cyg Depth of Min II 0.05m.
V1305 Cyg Min II 11.5m - 11.7m (var).
V1307 Cyg Considerable dispersion of mean light curve points.
V1315 Cyg Min II 15.3.
V1316 Cyg (P) > 100d.
V1318 Cyg LkH {alpha} 225. Associated with a cometary nebula.
V1321 Cyg P = 0.7281802d?
V1322 Cyg In the region of the open cluster NGC 6913.
V1326 Cyg Min II 11.8; Min II - Min I = 0.53P.
V1327 Cyg Very red.
V1329 Cyg In 1891 - 1964 light variations in the range 14.2m - 15.5m with
V1329 Cyg deep minima to 18m; the minima are satisfied by the elements given
V1329 Cyg in the Table; D = 0.1p; spectral type M [07235]. In 1964 - the
V1329 Cyg outburst up to 12.1m. Then gradual brightness decrease superimposed
V1329 Cyg by periodical variations with an amplitude near 1m. Light minima as
V1329 Cyg before are satisfied by the elements given in the Table but the
V1329 Cyg character of eclipses changed (probably because of appearance of a
V1329 Cyg dense envelope ejected by one of the components of the system).
V1329 Cyg After the outburst high excitation emission spectrum with IR excess
V1329 Cyg is observed similar to the spectrum of symbiotic variables.
V1331 Cyg Associated with a cometary nebula.
V1334 Cyg VB A (B 7.9m, B5 - B8, 0.13", 26.1{deg}, 1975).
V1336 Cyg According to [07010], RR? P = 0.5d?
V1341 Cyg Cyg X-2. SB1. Halo object ({nu} = -220 km/s). Strong reflection
V1341 Cyg effect changes the spectral type of the F component. Spectral line
V1341 Cyg profiles vary. The lines of He II, KCa II, C III,and N III are in
V1341 Cyg emission. The system has low and high states. During the low state
V1341 Cyg the mean light curve is a double wave with the range 15.1m - 15.4m
V1341 Cyg B. Epoch of Min I given in the Table corresponds to the F star in
V1341 Cyg superior conjunction; Min II 15.4. The eclipse of the accretion
V1341 Cyg disk at the phase 0.5P in partial. Rapid light variability by 0.1m
V1341 Cyg in 10 minutes and by 0.5m in several hours is superimposed. In the
V1341 Cyg high states lasting for ~10d the mean light increases by 0.5m.
V1341 Cyg Radio source at 8085 MHz, source of soft and hard X-ray emission
V1341 Cyg from 0.1 to 60 KeV.
V1345 Cyg Min II 15.0:.
V1354 Cyg Depth of Min II 0.04m.
V1356 Cyg Min II 10.4.
V1357 Cyg Cyg X-1. SB1. The epoch of the inferior conjunction of the optical
V1357 Cyg component is given in the Table. Min II 8.88. The shape of the
V1357 Cyg light curve varies; Min II sometimes are not observed. The
V1357 Cyg periodicity in the light curve variations as well as in
V1357 Cyg polarization changes is possible with P = 78.4d [09021,09022].
V1357 Cyg Rapidly variable X-ray source in wide range up to 3 MeV
V1357 Cyg characterized by the change of high and low states. Light and X-ray
V1357 Cyg variation with P = 294d is also detected [09154,09156]. Variable
V1357 Cyg and flare radio source at 2695 and 8085 MHz.
V1372 Cyg P2 = 360d?.
V1374 Cyg Min II 17.7.
V1384 Cyg In the region of the open cluster NGC 6913.
V1396 Cyg VB AB (10.26m V, 12.3m V; A = 0.1127", P = 29.33 Y [09026]); {mu} =
V1396 Cyg 0.67", P = 113{deg}; A-SB 2 (mAb - mAa = 0.6m, P = 3.275631d
V1396 Cyg [09025]). Probably all the three components of the system are
V1396 Cyg variables of the UV Cet type, and according to [05716] also of the
V1396 Cyg BY Dra type. The range of combined brightness of the system is
V1396 Cyg given in the Table. Really the flare of AB component was observed
V1396 Cyg in the spectrograms [09025].
V1401 Cyg Min II 13.6.
V1410 Cyg P > 400d.
V1411 Cyg P = 1.553478d?
V1412 Cyg Min II 15.5.
V1414 Cyg Northern component of a close pair; d = 0.04P.
V1416 Cyg Min II 14.7.
V1417 Cyg Min II 13.1.
V1421 Cyg In the region of the planetary nebula NGC 6857 = K3 - 50.
V1425 Cyg Depth of Min II 0.31m.
V1427 Cyg In the region of the open cluster M39.
V1429 Cyg Min II 15.3.
V1430 Cyg Min II 15.0.
V1436 Cyg Min II 15.9, D II = 0.08P; Min II - Min I = 0.48P.
V1437 Cyg Min II 16.0.
V1440 Cyg In the region of the open cluster NGC 6819.
V1465 Cyg Resembles an eclipsing variable.
V1478 Cyg VB A (B 17m:, 3", 80{deg}). Compact radio source. extended
V1478 Cyg structure centered at the star is observed at 5 Ghz. Bq [] star
V1478 Cyg with the excess of infrared radiation of dust at T = 300{deg}K.
V1478 Cyg Description of the spectrum [07080,07081, 07523, 09159, 09160].
V1479 Cyg In the region of the nebula IC 5070.
V1481 Cyg Min II 12.5. In the region of the open cluster NGC 7128.
V1485 Cyg Identical to VES 28, as it follows from latter star's coordinates
V1485 Cyg and magnitudes in [7095], but the star is actually invisible in the
V1485 Cyg chart in [7095], where a faint companion, to 0.4'N of the variable,
V1485 Cyg is erroneously marked. Similarly, it is identical to +29{deg} 104,
V1485 Cyg judging from the latter star's photometry and spectral type from
V1485 Cyg [4732]; however, the star is plotted slightly offset (by 0.8' to E)
V1485 Cyg in the chart in [4732].
V1488 Cyg 32 Cyg. Probably enters a common system with V695 Cyg (31 Cyg). D =
V1488 Cyg 0.015P, 0 < d < 0.011P. P var. Min I = 2420670.0 + 1140.1d*E
V1488 Cyg (JD2411400 - 29700). Since JD2429700 - see Table. The epoch of the
V1488 Cyg eclipse of the B4 type Component by the K5 type component is given.
V1488 Cyg There is also small physical light variability of the K component
V1488 Cyg [08896,09161]. Depth of eclipses depends of {lambda}: 0.04M V,
V1488 Cyg 0.13m B, 0.27m ({lambda} 4243A),0.90m ({lambda} 3552A).
V1489 Cyg NML Cyg. 17.0m: - 18.0m V, B>21M; I - K = +8.17. Very large IR
V1489 Cyg exess due to expanding gaseous-dust envelope. In the area 2.5"*3.5"
V1489 Cyg around the star the system of about 60 discrete sources of OH
V1489 Cyg emission is detected [07461]; source of OH, H2O, SiO maser
V1489 Cyg emission. Light variations are periodical (see also [09163]). The
V1489 Cyg object may be a protostar being observed at the end of condensation
V1489 Cyg process. The late spectrum arises probably in the extending
V1489 Cyg envelope [09165,09166].
V1490 Cyg In the region of the nebula IC 5070.
V1491 Cyg In the region of the nebula IC 5070.
V1492 Cyg In the region of the nebula IC 5070.
V1493 Cyg In the region of the nebula IC 5070. V1707 Cyg 10.5"P.
V1494 Cyg In the region of the nebula IC 5070.
V1495 Cyg In the region of the nebula NGC 7000.
V1497 Cyg In the region of the nebula NGC 7000.
V1498 Cyg In the region of the nebula NGC 7000.
V1500 Cyg In August 1975, before the very rapid increase of light, the
V1500 Cyg brightness of the Nova gradually increased from 17.6m to 13.5m B
V1500 Cyg (JD2442632 - 653.2). After Max almost monotonous decay of
V1500 Cyg brightness is superimposed by light variations with the amplitude
V1500 Cyg of 0.03m - 1.0m V; the period of these variations in the interval
V1500 Cyg JD2442656 - 43100 changed in the range 0.1415d [09167, 09168] -
V1500 Cyg 0.137d [09169,09170]. Since JD2443100 Min = 2443696.4827 +
V1500 Cyg 0.1396133d*E. Some investigators (see, for instance, [09173]) adopt
V1500 Cyg double value of this peiod. A month after the light maximum of the
V1500 Cyg Nova the radio emission was registered at 2695 and 8085 MHz
V1500 Cyg [09171].
V1507 Cyg The epoch of a broad Min I (superior conjunction of the B
V1507 Cyg component) is given; Min II 7.01; D II = 0.20P, Min II - Min I =
V1507 Cyg 0.29P; e = 0.39. Unusual light curve [08213,09049]. Shape of the
V1507 Cyg light curve and depths of Min vary. Gaseous streams And expAnding
V1507 Cyg envelope.
V1508 Cyg Min II 13.3.
V1509 Cyg VB A (B 11.7m, 55", 106{deg}).
V1511 Cyg V - K = 13.6m.
V1513 Cyg SB.
V1515 Cyg In a dark nebula, near the nebula NGC 6914. Connected with nebular
V1515 Cyg appendage like a Comma. Light increase was observed from 1944 till
V1515 Cyg 1958. Since 1958 the star is in Max. Slow light variations with A
V1515 Cyg <= 1.6m. The absorption line Li I {lambda} 6707A is seen in the
V1515 Cyg spectrum.
V1521 Cyg Cyg X-3. Peculiar infrared X-ray source. V > 23m. Flare radio
V1521 Cyg source. In the K band short and slow flares on the time scale about
V1521 Cyg 2 minutes and 1-2 hours, irregular variations and longperiodic
V1521 Cyg variability are observed [07752]. These variations are accompanied
V1521 Cyg by periodical oscillations of infrared, X-ray and gamma radiation
V1521 Cyg with the elements: Min = 2440949.8986 + 0.1996830d*E +
V1521 Cyg 1.25d*10**(-10)*E**2 [09187]. Usually the amplitude of these
V1521 Cyg variations A(K) = 0.5m, but sometimes they disappear completely.
V1531 Cyg LkH {alpha} 142. VB A (B = V1532 Cyg, 2.5", 90{deg}). In the region
V1531 Cyg of the nebula IC 5070. Combined brightness and spectrum are given.
V1532 Cyg LkH {alpha} 143. VB B (A = V1531 Cyg; B 2.5", 90{deg}). In the
V1532 Cyg region of the nebula IC 5070. Combined brightness and spectrum are
V1532 Cyg given.
V1535 Cyg In the region of the nebula IC 5070.
V1536 Cyg In the region of the nebula NGC 7000.
V1538 Cyg In the region of the nebula NGC 7000.
V1539 Cyg In the region of the nebula NGC 7000.
V1540 Cyg In the region of the nebula NGC 7000.
V1546 Cyg In the region of the nebula NGC 7000.
V1548 Cyg VB A (B 16.7m, 6.2", 131{deg}).
V1554 Cyg VB A (B 14.7m, 3.5", 214{deg}).
V1577 Cyg In the cluster and nebula IC 5146.
V1578 Cyg In the cluster and nebula IC 5146. VB A (B 15m, 5", 45{deg}; C 17m,
V1578 Cyg 5", 225{deg}). Associated with a reflecting nebula.
V1580 Cyg There is a periodic term in the elements: -0.027d*sin(0.045{deg})
V1580 Cyg (JD - 2439000).
V1581 Cyg G 208 - 44. VB A (B = G 208 - 45, 15.97m V, M6Ve; 7.9", 106{deg},
V1581 Cyg 1954; 8.2", 96{deg}, 1974). {mu} = 0.71", P = 140{deg}. The flare
V1581 Cyg was observed during spectroscopic observations [09175]. The
V1581 Cyg companion may be also a UV Cet type variable. The range of combined
V1581 Cyg brightness variation of the system is given.
V1584 Cyg Epoch of min brightness is given.
V1597 Cyg In the region of the nebula IC 5070.
V1598 Cyg In the region of the nebula IC 5070.
V1600 Cyg In the region of the nebula IC 5070.
V1608 Cyg In the region of the nebula NGC 7000.
V1610 Cyg Infrared source CRL 2688, the star of the spectral type F5Ia,
V1610 Cyg associated with a bipolar reflection nebula (the so-called Egg
V1610 Cyg nebula). The northern component of the nebula is 4" to the north
V1610 Cyg from the source. Since 1920 to 1958 the integrated light of this
V1610 Cyg component increased from 15.2m to 13.4b B and after that does not
V1610 Cyg vary [08735]. Light of the faint (16.2m B) southern component (5"
V1610 Cyg to the south from the source) varies by 0.6m B [09176]. The
V1610 Cyg radiation of the nebula is strongly polarized (46%, {theta} =
V1610 Cyg 106{deg} in V system). There are C3 absorption features as well as
V1610 Cyg Na, C2, and [SII] emission in the spectrum. Probably the object is
V1610 Cyg a precursor of a planetary nebula [09178].
V1611 Cyg In the region of the nebula NGC 7000.
V1624 Cyg A var. In 1957 out of a B star turned into Be star. Probably must
V1624 Cyg be referred also to GCAS type.
V1661 Cyg VB A (B 11.14m, 20", 174{deg}).
V1668 Cyg There are sinusoidal light variations with A(V) = 0.15m and
V1668 Cyg elements Min = 2443767.475 + 0.4392d*E in the descending branch of
V1668 Cyg the light curve after JD2443765 [09179]. Infrared light curves (1.6
V1668 Cyg - 10 mkm) have a secondary maximum (JD2443815) due to the formation
V1668 Cyg of the dust envelope. At 10 mkm this secondary maximum is brighter
V1668 Cyg than the primary one [09069].
V1669 Cyg d = 0.036P.
V1671 Cyg {Delta}(U) = 0.06.
V1674 Cyg VB (B 15m, 5"). The range of combined brightness variation is
V1674 Cyg given. It is not excluded that it is the component B that is
V1674 Cyg variable. Slow variations of mean brightness in the range 10.555m -
V1674 Cyg 10.570m B are superimposed by sinusoidal periodikal ones with P1 =
V1674 Cyg 1.3608d (A1 = 0.0037m) and P2 = 0.8055d (A2 = 0.0032m).
V1676 Cyg In the open cluster NGC 6871. ADS 13374 A (B 12.0m, 6.5", 64{deg};
V1676 Cyg C 11.0m, 9.5", 28deg D 9.5m, B3V, 11.4", 301{deg}; E 11.42m, 28.1",
V1676 Cyg 109{deg}; F 7.36m, B1IA, 35.9", 29{deg}); SB2 (P = 112.7d).
V1696 Cyg SB1 (Porb = 4.3174d). Epoch of Min brightness is given. The eclipse
V1696 Cyg of the accretion disc around the compact object formed in the
V1696 Cyg outburst of a Supernova in a binary system about 5*10**6 years ago
V1696 Cyg is possible [03619].
V1701 Cyg In the region of the nebula IC 5070.
V1702 Cyg In the region of the nebula IC 5070.
V1703 Cyg In the region of the nebula IC 5070.
V1704 Cyg In the region of the nebula IC 5070.
V1706 Cyg In the region of the nebula IC 5070.
V1707 Cyg In the region of the nebula IC 5070. V1493 Cyg 10.5"f.
V1711 Cyg In the region of the nebula NGC 7000.
V1716 Cyg In the region of the nebula NGC 7000.
V1719 Cyg Shape of the light curve varies.
V1720 Cyg Min II 7.79.
V1721 Cyg P var.Min I = 2442605.497 + 2.724370d*E (JD2442311 - 928); since
V1721 Cyg JD2442928 - see Table.
V1722 Cyg Min II 14.6?
V1726 Cyg Possible member of an anonimous open cluster.
V1727 Cyg 4U 2129 +47. Lx/Lopt ~10. Emissions in the spectrum: NeII {lambda}
V1727 Cyg 4686A, CIII - NIII {lambda} lambda 4640 - 50A.
V1735 Cyg In the complex of dark nebulae associated with the open cluster and
V1735 Cyg the nebula IC 5146. Lights up a reflecting nebula. Became brighter
V1735 Cyg by 5m at least from 1952 to 1965.
V1737 Cyg B - V = +3.7.
V1738 Cyg B - V = +5.5:.
V1739 Cyg B - V = +4.5:.
V1744 Cyg Epoch of Max in U system is given.
V1746 Cyg Sometimes P = 0.21d is observed.
V1747 Cyg P > 100d. B - V = +4.0.
V1748 Cyg In the nebula IC 1318a.
V1751 Cyg In the nebula IC 1318c.
V1761 Cyg Close companion? Elements are not certain.
V1860 Cyg The chart in [68103] is wrong.
V2105 Cyg Variability type and spectral type (F8Iab:) do not agree.
V2121 Cyg Strong Blazhko effect.
V2150 Cyg Type RR: is also possible.
V2174 Cyg SB, Porb = 225.162d.
V2175 Cyg X-ray source.
V2312 Cyg Erroneously called HD 192776 in [77190].
V2324 Cyg Possible brightening trend over 6 years, maybe due to dissipating
V2324 Cyg dust envelope, plus quicker variations.
V2363 Cyg The depth of MinII is 0.13.
V2364 Cyg MinII 11.73. O'Connell effect.
V2374 Cyg The classification suggested in [78276] is EB?, with a twice longer
V2374 Cyg period.
V2375 Cyg The depth of MinII is 0.20.
V2376 Cyg The depth of MinII is 0.50.
V2380 Cyg The depth of MinII is 0.35.
V2381 Cyg The depth of MinII is 0.20.
V2383 Cyg The depth of MinII is 0.15.
V2385 Cyg The depth of MinII is 0.30.
V2386 Cyg The depth of MinII is 0.50.
V2388 Cyg The depth of MinII is 0.40.
V2389 Cyg The depth of MinII is 0.35.
V2390 Cyg The depth of MinII is 0.05.
V2394 Cyg The depth of MinII is 0.16.
V2409 Cyg MinII 14.1.
V2414 Cyg MinII 10.22, the phase of MinII is about 0.3 P. Pulsations possibly
V2414 Cyg overlapped.
V2417 Cyg Cool companion, slow variations.
V2421 Cyg MinII 14.20.
V2422 Cyg The depth of MinII is 0.47.
V2428 Cyg In quiescence, Max = 2440749 + 774 * E.
V2456 Cyg MinII 11.6.
V2473 Cyg VB AB (12.7mV, 14.3mr, 4", 267{deg}, 2000; C 14.4mV, 18", 188{deg},
V2473 Cyg 2000).
V2474 Cyg A possible different classification is RV [79100].
V2478 Cyg VB A (B 17.1mpg, 12", 149{deg}, 1993).
V2486 Cyg VB A (B 11.5m, 21", 248{deg}, 1998).
V2498 Cyg Multiperiodic, P2 = 0.094d.
V2500 Cyg Multiperiodic, P2 = 0.0677332d.
V2517 Cyg VB A (B 14.1m, 5", 84{deg}, 1998).
V2533 Cyg Multiperiodic, P2 = 0.162486d, P3 = 0.148877d.
V2534 Cyg Multiperiodic, P2 = 0.171077d, P3 = 0.239556d. VB A (B 12.0, 3",
V2534 Cyg 165{deg}, 2003; C 12.5, 10", 112{deg}, 2003; D 13.1, 16",
V2534 Cyg 2931{deg}, 2003).
V2536 Cyg VB B (A 9.7m; AB 7", 270{deg}, 2003).
V2541 Cyg A twice longer period is also possible.
V2544 Cyg Apsidal motion detected. The tabulated elements are for MinI. MinII
V2544 Cyg = 2455005.5824 + 2.093799d x E.
V2547 Cyg SB.
V2566 Cyg Multiperiodic, P2 = 0.422d. Porb = 55.03d.
V2581 Cyg Multiperiodic. P2 = 0.2486d, P3 = 0.09029d.
V2583 Cyg VB A (B 19.4m, 0.6", 0{deg}, 2002).
V2608 Cyg Multiperiodic. P2 = 0.091463d.
V2618 Cyg MinII - MinI = 0.57P.
V2625 Cyg VB A (B 5", 32{deg}, 1998).
V2642 Cyg Total eclipses of the white dwarfs plus occasional small flares.
V2643 Cyg O'Connell effect.
V2647 Cyg MinII - MinI = 0.334P.
V2669 Cyg The one-day alias, P = 0.334285d, is also possible.
V2690 Cyg Porb = 0.492d.
V2693 Cyg VB B (A 14.08m; B 2.5" sf).
V2699 Cyg Multiperiodic.
V2700 Cyg Multiperiodic, 3 main frequencies.
V2709 Cyg Possible non-radial pulsations of a white dwarf. P2 = 0.017070d.
V2737 Cyg O'Connell effect.
V2740 Cyg O'Connell effect.
V2760 Cyg VB (3"). P=1.4088d is also possible.
V2761 Cyg O'Connell effect.
V2762 Cyg Porb = 12.7d; Pspin = 358.6s.
V2764 Cyg O'Connell effect.
V2777 Cyg O'Connell effect.
V2786 Cyg Blazhko effect.
V2797 Cyg P = 1.656d is also possible.
V2800 Cyg The light curve shape varies.
V2813 Cyg MinII - MinI = 0.64P.
V2838 Cyg Multiperiodic? P2 = 0.13564d is possible [81213].
V2848 Cyg The Table presents light elements for eclipses. Multiperiodic
V2848 Cyg small-amplitude DSCT pulsations [82003].
V2850 Cyg Multiperiodic, P2 = 0.11153d.
V2855 Cyg Multiperiodic, P2 = 0.0983128d.
V2860 Cyg Light elements for ELL type variability are presented in the Table.
V2860 Cyg Multiperiodic DSCTC oscillations with an amplitude of 0.02m are
V2860 Cyg superposed. The main harmonic: P = 0.058028d.
V2863 Cyg Multiperiodic.
V2864 Cyg VB A (13.7mG; B 15.4mG, 3", 99{deg}, 2000).
V2871 Cyg VB B (A 10.9mV; B 11.2mV, 17", 299{deg}, 2016); the range in the
V2871 Cyg Table is for combined brightness.
V2879 Cyg VB A (12.5mG; B 13.3mG, 13", 213{deg}, 2000).
V2883 Cyg Crowded, several close companions.
V2887 Cyg VB A (15.9mG; B 17.0mG, 4", 50{deg}, 2000).
V2888 Cyg VB B (A 14.35mG, B 15.2mG; AB 13", 271{deg}, 2000).
alf Cyg VB A (B 11.4m, 75.3", 106{deg}).
tau Cyg VB A (B 6.44m, G1V, A = 0.88", P = 49.80yr; C 12.20m, 29",
tau Cyg 230{deg}). 0.083d <= P <= 0.125d. The range of total light
tau Cyg variation is given.
ups Cyg VB A (B 10.2m, 15.2", 220{deg}; C 10.2m, 21.5", 180{deg}).
khi Cyg VB A (B 10.8m, 158", 254{deg}). S 6 + %1e (Tc). SiO maser. P
khi Cyg var.Max = 2393559 + 405.88d*E (JD2337150 - 94000); since JD2394000
khi Cyg - see Table.
P Cyg The appearance of the star was firstly noted in 1600, when its
P Cyg brightness was 3m. Since the XVIII century the light of the star
P Cyg varies in the range 4.6m - 5.6m vis. Radio source at the millimetre
P Cyg and centimetre wavelengths.
Q Cyg In minimum brightness varies periodically with the amplitude 0.5m:
Q Cyg Max = 2440495 + 54.99d*E; P = 64.81d is also possible. Mean level
Q Cyg of brightness varies in the range 15.2m - 15.9m B.
S Del VB A (B 56", 342{deg}). Double maxima are sometimes observed.
U Del Mean brightness var, P = 1100d. According to [08993], the period
U Del value 160d - 180d is more likely than 110d.
W Del d = 0.017P. Min II 9.79. P var. Since JD2433000 - see Table. The
W Del light curve shape var.
RZ Del VB (A var; B var, 17", 137{deg}) [03771].
TT Del P var. Since JD2435000 - see Table.
TW Del {Delta}(m) var (0.5m + 3.4m). The light curve resembles that of RV
TW Del Tau, with Min I and Min II; the epoch of Min I is given. Min I =
TW Del 2432171.1 + 118.4d*E (1947 - 1952); Min I = 2435386.8 + 115.9d*E
TW Del (1955 - 1963); during 1964 - 1970 - see Table.
TX Del P var. P = 6.166585d (JD2428000 - 36600); since JD2436600 - see
TX Del Table.
TY Del Min II 9.8. P var.Min = 2428020.399 + 1.191121d*E (JD2428000 -
TY Del 38000) [00279]; since JD2438000 - see Table.
TZ Del Epoch of Min is given.
VV Del Depth of Min II 0.05m.
YY Del Min II of the depth ~0.05m is possible. P var. Min = 2425795.488 +
YY Del 0.7930856d*E (JD2425000 - 34000) [01329]; since JD2434000 - see
YY Del Table.
AL Del Min II 12.4.
BG Del Min II 13.8.
BK Del P var?
BR Del Emission.
BX Del {Delta}(S) = 0.
BY Del Min II 11.8.
CE Del [Fe/H] = -0.68.
CF Del The light curve shape var?
CH Del [Fe/H] = -1.23. According to [09037], P = 0.315D.
CN Del Min II 14.6.
CR Del Min II 13.7.
CS Del [Fe/H] = -0.92.
CU Del Abrupt phase chande was noted.
CW Del P var.P = 0.58209d (JD ~2427100), P = 0.58211D (JD ~2428800);
CW Del During JD2429800 - 30600 - see Table.
DG Del The elements should be checked.
DK Del Min II 14.2.
DM Del Min II 8.80.
DT Del Epoch od Min is given. The elements are valid during JD2425480 -
DT Del 6260.
DX Del [Fe/H] = -0.11.
EG Del P var. Max = 2425535.42 + 0.3248545d*E (JD2425478 - 30619) [00911];
EG Del abrupt change near JD2432578, since then see Table.
EI Del The mean brightness var, P ~600d.
EK Del B - V: +0.29, +0.53.
ES Del Epoch of Max from [03715], [07527] contradict the given elements.
ET Del Min II 12.7.
EW Del Min II 15.5.
EX Del Min II 13.3.
FI Del Min II 14.5.
FK Del Min II 14.5.
FM Del {Delta}(S) = 0.
FP Del [Fe/H] = -1.44.
FR Del Min II 15.3.
FT Del Blazhko effect?
GG Del Min II 12.6. P var?
GN Del P var? {Delta}(m) var?
GY Del VB B (A = BD +15{deg} 4134A, SP A - F).
HR Del Porb = 0.170920d. The brightness began to increase on JD ~2439653.
HR Del Waves with maxima on JD2439752 (4.55m), 2439799 (4.64m), followed
HR Del by a sharp main Max, flat max on JD2439981 (4.09m) and final
HR Del decline. Radio source.
HU Del {mu} = 0.685", {theta} = 79{deg}. Astrometric binary (semiamplitude
HU Del of deviations 0.118", Porb = 1.52yr).
II Del [Fe/H] = -1.30.
IO Del A single outburst was observed (JD2439378 - 388).
IV Del D ~0.1d.
LS Del Min II 8.76.
OO Del MinII 18.03. A cluster foreground star.
OP Del MinII 17.33. A cluster foreground star.
OR Del VB AB (4" - 6"), SB2 Aa, Ab.
OX Del A twice longer period is not excluded.
del Del (k - b)2 = 0.19. SB2 (Porb = 40.58d; e = 0.7). Spectra of both SB
del Del components show Am features; Fe, Ca, Sc deficiency, Sr, Y, Zr, Ba,
del Del Ce, La, Eu excess. Both components are DSCT variables; the period
del Del of the main component pulsation is 0.158d, that of the secondary is
del Del 0.134d [07528]. Any of the oscillations may occasionally dominante
del Del in the combined brightness: according to [07529], Max =
del Del 2439338.4444 + 0.135547d*E; according to [07530], P = 0.154991d.
R Dor VB A (B 11.9m, 34", 10{deg}; C 11.0m, 35", 130{deg}, 1933). H2O,
R Dor SiO, HC3N emission.
S Dor VB A (B 12.1m, 13"). The member of the large magellanic cloud. In
S Dor the cluster NGC 1910 and a diffuse nebula. One of the absolutely
S Dor brightest stars. Deep Min: 1891, 1900, 1930, 1940, 1955, 1964.
T Dor VB A (B 12.0m vis, 5", 13{deg}.)
V Dor At the edge of the Large Magellanic Cloud.
RR Dor In the region of the Large Magellanic Cloud. Min II 14.5.
RW Dor In the region of the Large Magellanic Cloud.Cloud non-member. P var
RW Dor [09036]. Min II 11.2.
RX Dor In the region of the Large Magellanic Cloud. Cloud non-member?
SW Dor In the region of the Large Magellanic Cloud. Cloud non-member. P
SW Dor var [09036].
SX Dor In the region of the Large Magellanic Cloud, Cloud non-member.
SX Dor {Delta}(m) var.
SY Dor In the region of the Large Magellanic Cloud. According to [09036],
SY Dor variability is doubtful.
SZ Dor In the region of the Large Magellanic Cloud, cloud non-member.
TY Dor In the region of the Large Magellanic Cloud, cloud non-member.
UU Dor In the region of the Large Magellanic Cloud,cloud non-member.
UV Dor In the region of the Large Magellanic Cloud,cloud non-member.
UX Dor In the region of the Large Magellanic Cloud, cloud non-member.
XX Dor In the region of the Large Magellanic Cloud, cloud non-member.
XX Dor [Fe/H] ~-1.3.
ZZ Dor In the region of the Large Magellanic Cloud, cloud non-member.
AA Dor d = 0.02P. Min II 11.21.
BE Dor In the field of the Large Magellanic Cloud.
BF Dor Min II = 13.2.
alf Dor VB A (B 4.3m, A = 0.2125", P = 13.00yr.) The range of combined
alf Dor brightness variations is given.
bet Dor P var. Current elements are given.
T Dra ADS 10937 A (B = UY Dra, optical, 16", 222{deg}).
U Dra P var. Mean elements are given.
W Dra P var. Max = 2416748 + 257.11d*E (JD2416750 - 21390); Max = 2430826
W Dra + 262.11d*E (JD2421390 - 30820); Max = 2439962 + 268.87d*E
W Dra (JD2430820 - 40490); since JD2440490 - see Table.
Y Dra According to visual observations, 7.8m - 15.0m.
Z Dra Min II 11.0. P var. Min = 2430973.314 + 1.3574176d*E (JD2428460 -
Z Dra 33300); Min = 2433268.708 + 1.357440d*E (JD2433300 - 43500); since
Z Dra JD2443500 - see Table.
RR Dra d = 0.015P. Min II 10.1. P var. Before JD2439000 Min I =
RR Dra 2433390.458 + 2.83123d*E [01001]; since JD2440000 - see Table.
RS Dra During JD2436012 - 37584 P = 145.3d. {Delta}(m) and the light curve
RS Dra share vary strongly.
RW Dra P var. Mean elements are given. Composite Blazhko effect; Pi =
RW Dra 93.95P = 41.61d; Pi1 = 280P; Pi2 = 6140P; Pi3 = 3400P [01585].
RW Dra 0.11P <= M - m <= 0.32P. {Delta}(S) = 3.
RX Dra Min II 10.3, d II = 0.009P.
RZ Dra Min II 10.38. P var. Min = 2429448.787 + 0.55087668d*E (1907 -
RZ Dra 1968) [03822]; since 1968 - see Table.
SU Dra P var. Before 1955 Max hel = 2420605.762 + 0.66041890D; since 1955
SU Dra - see Table. [Fe/H] = -1.39.
SW Dra {Delta}(S) = 3.5.
SX Dra d = 0.035P. Min II 10.0. P var. Min I = 2432273.276 + 5.1692d*E
SX Dra (JD2432000 - 38000); since JD2442000 - see Table.
TT Dra P2 = 198d.
TW Dra ADS 9706 A (B 9.5m vis, 23{deg}, 3.6"). d = 0.02P; Min II 8.1. P
TW Dra var. Min I = 2433888.452 + 2.806870d*E (JD2433000 - 40000) [03825];
TW Dra since JD2440000 - mean elements in the Table.
TX Dra Mean magnitude var, P2 = 654d.
UU Dra Mean magnitude var, P2 = 960d.
UX Dra According to [09086], the light curve may correspond to the type E;
UX Dra SB, P ~340d.
UZ Dra d = 0.01P; Min II 10.6. Possibly P = 1.65d [03827].
VW Dra According to photoelectric observations, 6.28m - 6.32m V.
WW Dra Nonlinear term: -4.98d*10**(-9)*E2. ADS 10152A (B 9.67m, 8.2",
WW Dra 5{deg}). Depth of Min II 0.08m.
WZ Dra {Delta}(m) var strongly.
XY Dra Min II 13.7.
XZ Dra P var. Before JD2438000 Max = 2427985.648 + 0.4764944d*E [00188].
XZ Dra Epochs after JD2438000 are represented dy the elements in the Table
XZ Dra only on average. Blazhko effect; according to [01474], Pi = 78d.
XZ Dra [Fe/H] = -0.57.
ZZ Dra P var. Max = 2434509 + 274.5d*E (JD2416350 - 34600); since
ZZ Dra JD2437100 - see Table.
AE Dra {Delta}(S) = (4).
AF Dra VR var; SB?
AG Dra A soft X-ray source. Elements in the Table represent maxima in U
AG Dra band in 1974 - 1979 [09113].
AI Dra Min II 7.16, D II = 0.17P.
AP Dra Twice shorter period is possible.
AQ Dra H{beta} spectral line is probably filled in by emission.
AR Dra Min II 11.63.
AS Dra {mu} = 0.486", P = 289{deg}. SB. {Delta}(m) var. Large spatial
AS Dra velocity. The brightness varies with the phase of the orbital
AS Dra motion. Phases of Max and Min vary from cycle to cycle. The Table
AS Dra gives Porb [03075] and the epoch of the conjunction (G4 - star is
AS Dra behind).
AW Dra P var. since JD2430500 - see Table.
AX Dra Min II 11.0.
BE Dra Min II 11.5. The spectral type is late B.
BH Dra ADS 12019A (B Am, 9.25m, 10.8", 58{deg}). Min II 8.58.
BK Dra P var.Max = 2415150.817 + 0.592019d*E (JD2414900 - 16150) [00001];
BK Dra since JD2416940 - see Table. {Delta}(S) = 8 in Max light.
BP Dra Min II 14.7.
BS Dra Min II 9.84.
BV Dra ADS 9537 A (B = BW Dra, 16.3", 358{deg}, 1980; C 12.69m). Min II
BV Dra 8.40.
BW Dra ADS 9537 B (A = BV Dra; C 12.69m). Min II 9.02.
BY Dra SB2 (Porb = 5.9750998d, e = 0.36). {mu} = 0.365", P = 150{deg}.
BY Dra Quasiperiodic variability : DM var, P var, (differential rotation),
BY Dra phase jumps. Flares up to {Delta}(U) = 1.07m.
CM Dra VB A (B SP = DC, 15.7m pg, 25.7", 22{deg}, common {mu}). {mu} =
CM Dra 1.619", p = 317{deg}, {pi} = 0.068", V {nu} = -118.6km/s. Min II
CM Dra 13.63. BY type variability: {Delta}(M) ~<= 0.05mV, P ~Porb. Flares:
CM Dra {Delta}(m) ~0.05.
CR Dra {mu} = 0.50", p = 168{deg}, {pi} = 0.048".
CX Dra SB, Porb = 6.69612d (with this period {Delta}(V) = 0.04m).
CX Dra Long-term cyclic variations: P ~2400d, {Delta}(V) ~0.2m. Flares
CX Dra ~0.1m. An X-ray source; the reflection effect is observed.
DE Dra d = 0.017P.
DG Dra Depths respective to Max I (Phase = 0.25); Min II 0.17m; Max II
DG Dra 0.01m.
DK Dra Porb = 64.44d. Epoch of Min is given. Both components show H and K
DK Dra CaII in emission.
DL Dra VB A (B 9.2m, 3.9", 318{deg}, 1982). P1 = 0.0825d, A1 = 0.028m; P2
DL Dra = 0.0837d, A2 = 0.026m.
DN Dra P = 109S. {mu} = 0.32", P = 153{deg}.
MU Dra MinII 12.08.
NO Dra A twice shorter period is not excluded. VB (8.4mHp, 9.6mHp, 0.1",
NO Dra 128{deg}, 1991).
NS Dra Min II = 11.43. MinII - MinI = 0.630: x P.
NT Dra Min II = 13.09.
NU Dra Min II = 11.06.
NV Dra Min II = 13.3 :.
NW Dra Min II = 13.45.
NX Dra Min II = 12.80. O'Connell effect.
OO Dra Min II = 11.55. Overlaid oscillations with an amplitude up to
OO Dra 0.04mB and a cycle about 0.027d.
OP Dra Min II = 15.00.
OQ Dra Min II = 14.1.
OR Dra Multiperiodic, P2 = 0.0826918d. VB AB (7.88, 8.81mHp; 0.1",
OR Dra 313{deg}, 1991).
OV Dra The star has a spectrum of a cataclysmic variable.
OX Dra Min II = 12.50.
OZ Dra The tabulated light elements are for eclipses. Flickering.
PQ Dra Min II = 14.05.
PR Dra Min II = 13.55.
PS Dra Min II = 13.3.
PT Dra Min II = 14.9 :.
PU Dra Min II = 12.25.
PV Dra Min II = 13.7.
PX Dra Min II = 6.88. VB A (B 10.8m, 18", 19{deg}, 2007).
PZ Dra Min II = 12.8.
QS Dra Biperiodic, P0 is tabulated. P1 = 0.0730446d.
QU Dra Min II = 14.6.
QY Dra Other possible periods: 0.603d; 1.205d (type EB).
V0338 Dra Min II = 13.8.
V0339 Dra Min II = 13.9.
V0341 Dra Min II = 10.24.
V0342 Dra Min II = 13.00.
V0343 Dra Min II = 12.6.
V0344 Dra Min II = 14.0.
V0354 Dra A magnetic white dwarf with unusual properties. Variations are
V0354 Dra probably related to spots and axial rotation.
V0363 Dra Fundamental period: see Table. First overtone: P1 = 0.40320d.
V0366 Dra Multiperiodic, P = 0.0015926d is also excited.
V0368 Dra Near the Draco dwarf galaxy; non-member.
V0372 Dra O'Connell effect.
V0381 Dra The tabulated light elements are for eclipses. Oscillations with P
V0381 Dra = 0.04407d and amplitudes 0.04mR, 0.05mV, 0.07mB, also present at
V0381 Dra both minima.
V0386 Dra VB B (A 13.5mF; B 14.0mF, 8", 16{deg}, 2000); the tabulated range
V0386 Dra is for combined brightness.
V0388 Dra O'Connell effect.
V0410 Dra VB A (B 11.7mV, 8", 37{deg}, 2006).
V0413 Dra VB AB (A 7.4m var, SB; B 10.2m, 0.5", 34{deg}, 2008).
V0414 Dra Type ELL with a twice longer period is also possible.
V0416 Dra Eclipses of about 0.2m in depth, Min = 2452368.53243 + 0.189109d x
V0416 Dra E.
V0425 Dra MinII - MinI = 0.547:P.
V0432 Dra MinII - MinI = 0.698P.
V0441 Dra A twice shorter period is not excluded.
V0458 Dra The light elements could not be confirmed [81001] using the
V0458 Dra Catalina Surveys data.
V0462 Dra P = 0.21157d is not excluded.
V0472 Dra VB B (A 13.7m; B 14.5m, 19", 199{deg}, 1999). The tabulated
V0472 Dra variability range is influenced with the companion.
V0485 Dra Type ELL is not excluded.
V0486 Dra The coordinates in [81005] refer to a neighbor star.
V0506 Dra P varies.
V0534 Dra VB A (14.4mV; B 16.1m*, 5", 359{deg}, 2000).
V0546 Dra P0 is presented in the Table. P1 = 0.351671d; P1/P0 = 0.7438.
V0552 Dra Double-mode pulsations, also P = 0.0475034d.
V0555 Dra P1 is presented in the Table. P0 = 0.551274d; P1/P0 = 0.7461.
V0556 Dra O'Connell effect.
V0557 Dra P1 is presented in the Table. P0 = 0.510745d; P1/P0 = 0.7459.
V0558 Dra P1 is presented in the Table. P0 = 0.472239d; P1/P0 = 0.7436.
V0560 Dra P1 is presented in the Table. P0 = 0.469194d; P1/P0 = 0.7432.
V0561 Dra P1 is presented in the Table. P0 = 0.484660d; P1/P0 = 0.7447.
V0581 Dra VB A (11.1mV; B 14.8mV, 1".1, 137{deg}, 2014; C 18.3mV, 6",
V0581 Dra 112{deg}, 2012).
kap Dra IR excess.
phi Dra ADS 11311 ({Delta}(m) = 1.7m, 0.3", 288{deg}, 1967). A:SB, P =
phi Dra 26.768d. The epoch of Max U light is given.
S Equ Min II 8.11. P var. Before JD2427000 Min = 2423746.490 +
S Equ 3.4360050d*E [01140]; Min = 2437968.345 + 3.436072d*E (JD2427000 -
S Equ 41000) [03432]; since JD2441000 - see Table. Gaseous streams; in
S Equ Min light H{alpha} is in emission.
W Equ Min II 12.4. P var.
Z Equ A nearby star: 12.1m.
RT Equ P var strongly.
RW Equ Strong Blazhko effect.
RZ Equ Min II 12.2:.
SU Equ Min II 16.4.
SV Equ Depth of Min II 0.16m.
SW Equ Min II 15.6.
VV Equ Porb = 0.057083d.
VY Equ Double-mode pulsations. Fundamental mode: see the Table. First
VY Equ overtone: P1 = 0.1407792d. P1/P0 = 0.7978.
gam Equ ADS 14702A (B 11.6m, 2", 268{deg}; C 12.6m, 48", optical). The
gam Equ Table gives the pEriod of oscillations. Data on the periodicity of
gam Equ the rotational variability of light, spectrum and magnetic field
gam Equ are contradictory (17.492d, 314d, 1785.7d, 72yr).
V Eri Mean magnitude var, P2 = 1209d.
W Eri SiO, OH, H2O maser.
Z Eri P2 = 746.4d.
RU Eri Min II 9.62.
RX Eri [Fe/H] = -1.32.
RY Eri d = 0.025P.
RZ Eri d = 0.018P. The depth of Min II 0.04m pg.
SV Eri [Fe/H] = -1.83. P var. P = 0.71365272d (JD2414000 - 21000); P =
SV Eri 0.71370172d (JD2421000 - 26000) [00862]; Max = 2426590.319 +
SV Eri 0.7137406d*E (JD2426000 - 34000) [09195]; since JD2434000 - see
SV Eri Table.
TT Eri (B - V)Max = +0.255m.
TV Eri (B - V)Max = +0.53m.
TZ Eri d = 0.015P. P var. Min = 2426066.198 + 2.606097d*E (JD2426000 -
TZ Eri 33500) [01490]; since JD2438200 - see Table.
UX Eri Min II 11.01. P var? Before JD2438500 Min I = 2434368.570 +
UX Eri 0.4452820d [02494]; since JD2438500 - see Table.
UY Eri The shape of the light curve var. [A/H] = -1.6.
VW Eri Alternating P1 = 83.4d, P2 = 93.3d. Halo population.
WW Eri Min II 11.2.
YY Eri Min II 8.72. P var. Min I = 2433617.5198 + 0.321496212d*E
YY Eri (JD2433000 - 41500) [03850]; since 2441500 - see Table. X-ray
YY Eri source.
ZZ Eri Min II 14.4.
AN Eri Min II 14.9.
AO Eri d = 0.04P.
AS Eri Min II 8.42. X-ray source.
BB Eri (k - b)2 = 0.13.
BC Eri Min II 11.26:.
BK Eri {Delta}(S) = 8. P var.
BL Eri The elements should be checked.
BM Eri P > 20000d; D = 321d; d = 270d. Only one Min was observed. Outside
BM Eri Min, according to [05828], {Delta}(V) = 0.2m, Max = 2440643.0 +
BM Eri 30d*E.
BQ Eri Min II 10.9.
BV Eri Min II 8.42. dII = 0.06P.
BW Eri Min II 9.72.
BY Eri (k - b)2 = 0.06.
BZ Eri Min II 9.21.
CC Eri SB. {mu} = 0.310", P = 169{deg}, Pi = 0.083". Photometric P is
CC Eri close to Porb. X-ray source.
CI Eri VB (9.9m, 11.2m, 2", 106{deg}).
CO Eri Min II 9.1.
CS Eri (k - b)2 = 0.03.
CT Eri Min II 10.27.
CW Eri Min II 8.86, DII = 0.10P.
DL Eri P0 - see Table; P1 = 0.118795d [09206]; P2 = 0.0968d [09207].
DM Eri ADS 3380 (5.1m, 5.4m, 0.3", 161{deg}). Duplicity was observed only
DM Eri in 1877 and 1923.
DO Eri Epoch of Min is given. Oscillations with P ~6.14 Min, 7 different
DO Eri frequencies have been found. Beat phenomenon, PB = 12.25d +-0.47d.
DO Eri Max of the oscillation amplitude almost coincides with Max of the
DO Eri magnetic field, the amplitude varies with Prot. Combined amplitude
DO Eri of oscillations 0.062m B.
DS Eri Min II 10.3. P var. Min = 2423147.25 + 0.827737d*E (JD2414869 -
DS Eri 23150); during JD2423150 - 31320 - see Table.
DW Eri ADS 3409 B (A 6.72m, G8III; B 9", 317{deg}).
DY Eri ADS 3093 C (A 4.43m V, K1V; B 9.51m V, DA, 82", 105{deg}; BC A =
DY Eri 7", Porb = 252.1yr). {mu} = 4.05", P = 212{deg}. X-ray source.
DZ Eri Epoch is given for Max (y), Min (He I). P = 3.67d is possible.
EF Eri 2A0311 - 227. VB A (B 15.8m, 18", 260{deg}). Epoch of narrow Min in
EF Eri IR light is given. The complex phenomenon of eclipses is described
EF Eri in [04041]. Oscillations with P ~20.2 and 13.7 Min. [09211].
EF Eri Flickering.
EG Eri Epoch of Min in Y light is given.
EH Eri ADS 3305 A (B 10.8m, 1.45", 60{deg}, 1917).
HV Eri Type RRC: is also possible.
KP Eri A twice shorter period is not excluded. VB (A 9.3m; B 9.6m, 0.8",
KP Eri 154{deg}, 1991).
KS Eri O'Connell effect.
KU Eri Multiperiodic. SB.
KV Eri Min II = 12.92. P varies. dP/dt = -0.20x10^(-5) d/yr.
KW Eri Min II = 13.85.
KX Eri Min II = 13.5.
KZ Eri Min II = 11.54.
LL Eri Amplitude(Min II)= 0.09mag.
LR Eri Blazhko effect, P = 122d [80153].
LT Eri Eclipses with an amplitude about 1.6m.
LU Eri Min II = 17.7.
LW Eri Min II = 12.8.
MM Eri SB2, Porb = 13.5601d. VB AB (11.0m, 11.2m, 0.8", 79{deg}).
MQ Eri Min II = 12.7.
NN Eri Blazhko effect, P = 335.29d.
NP Eri Blazhko effect [81005].
NX Eri P0 is presented in the Table; P1 = 0.354824d.
OX Eri Repeated outbursts in 2014, with intervals increasing approximately
OX Eri from 10 to 20 days.
gam Eri ADS 2904 A (B 12.4m, 53", 242{deg}).
lam Eri Shell features are sometimes present in the spectrum.
mu. Eri SB, Porb = 7.35886d. Pulsational or rotational variations: P =
mu. Eri 1.62592d, multiperiodic.
nu. Eri SB? P2 = 0.1735079d. Beat effect.
omi 1 Eri P0 - see Table. P1 = 0.1291d.
tau 4 Eri ADS 2472 A (B 9.9m, 6", 288{deg}; C 11m, 40", 99{deg}).
tau 9 Eri SB1 (Porb = 5.954d). P = 1.2135d is not excluded.
S For VB (9.2m, 9.3m, 0.28", 358{deg}, 1964). Found unusually bright only
S For on one night by three experienced observers in europe; harvard
S For photographs of the same night show it in normal brightness.
V For (B - V)Max = +0.26.
W For Min II is observed.
RX For (k - b)2 = 0.06.
RY For (B - V)Max = +0.535.
SS For (k - b)2 = 0.09.
SW For {Delta}(S) > 10:.
SY For SB2 [M+ pec(eq)].
TZ For SB2. Possible P values: 37.805d; 44.18d; 50.46d; 75.61d. DI = 1d.
AV For VB AB (A 8.8m; B 10.0m, 1.5", 24{deg}, 1962; C 10.8m, 35",
AV For 102{deg}, 1931).
AZ For P0 is tabulated. P1 = 0.58823d.
BF For VB A (B 11.0m, 2", 170{deg}, 1991).
BI For P varies? Light elements for JD 2454000 - 2455165 are presented in
BI For the Table.
R Gem VB A (B 11.4m pg, 173", 200{deg}, 1910). S 3.5/6e- S 6.5/6-.
S Gem VB A (B 11.1m, 70", 122{deg}).
T Gem S 3/4e.
U Gem Min = 2437638.82685 + 0.17690602d*E + 5.4d*10**(-12)*E**2 [09215].
U Gem Depth of Min 0.5m - 1.0m. Spectrum description [09216].
V Gem P var. Max = 2407750 + 276.2d*E (JD2407700 - 15500); Max = 2415729
V Gem + 278.3d*E (JD2415600 - 21600); Max = 2421839 + 269.8d*E (JD2421700
V Gem - 26500) [00458]; Max = 2432580 + 281.3d*E (JD2427500 - 32600); Max
V Gem = 2434739 + 269.8d*E (JD2432600 - 35800); since JD2435800 - see
V Gem Table.
W Gem P var. Max = 2429815.990 + 7.914553d*E (JD2413200 - 31700); since
W Gem JD2431700 - see Table. [A/H] = 0.2. There is possibly faint blue
W Gem companion.
RR Gem P var. Max = 2415219.734 + 0.39729235d*E (JD2412000 - 18000); Max =
RR Gem 2418278.900 + 0.39727274d*E (JD2418000 - 21000); Max = 2422865.229
RR Gem + 0.39724027d*E (JD2421000 - 25000) [09217]; Max = 2427150.267 +
RR Gem 0.3972596d*E (JD2426200 - 27850); Max = 2434806.289 + 0.3973103d*E
RR Gem (JD2428200 - 34900) [02392]; since JD2436000 - see Table. Blazhko
RR Gem effect, PB = 48d [03618], PB = 37d [09221]. {Delta}(S) = 3.
RW Gem VB A (B 11.04m, 20", 105{deg}; C 11.84m, 100", 120{deg}). Min II
RW Gem 9.74; d = 0.02P.
RX Gem VB A (B 12.65m, 45", 215{deg}). Min II 9.28; d = 0.004P. P var. Min
RX Gem I = 2417970.0 + 12.20868d*E (JD2415000 - 27500) [07534]; since
RX Gem JD2427600 - see Table. There is a square term in the elements given
RX Gem in the Table: +2.25d*10**(-7)*E**2. Luminous gaseous ring surrounds
RX Gem the primary component of the system [07535].
RY Gem VB A (B 12.30m, 45", 240{deg}). Min II 8.75; d = 0.023P. P var. Min
RY Gem I = 2418015.333 + 9.300876d*E (JD2418000 - 33000) [08653]; since
RY Gem JD2433000 - see Table. Component of A type is surrounded by a
RY Gem luminous gaseous ring.
RZ Gem VB. P var. Max = 2429632.453 + 5.529716d*E (JD2415000 - 32400);
RZ Gem since JD2432400 - see Table.
SS Gem 9.9m <= Min II <= 10.7m.
SU Gem P var. Min I = 2429204 + 50.12d*E (JD2429200 - 355) [00310]; Min I
SU Gem = 2437772.5 + 50.39d*E (JD2437739 - 39850); Min I = 2439856.6 +
SU Gem 50.10d*E (JD2439850 - 40680); since JD2440680 - see Table. Mean
SU Gem brightness varies with the elements: Min = 2437953 + 680d*E; M - m
SU Gem = 264d. Amplitude of shortperiodical variations is 0.3m - 0.9m.
SW Gem Min brightness epoch is given.
SX Gem Min II 11.3; d = 0.05P:.
TX Gem Depth of Min II 0.04m; d = 0.017P:.
UV Gem VB A (B 19.5m, 7", 285{deg}).
WW Gem Min II 10.3.
WY Gem May be an eclipsing system similar to VV Cep. Atmospheric eclipse
WY Gem began probably in 1960 - 61, the mean phase of it being in 1968
WY Gem [05730]. Variable magnetic field [01591,04498]. Intrinsic
WY Gem variability of blue component is also possible [07536].
YY Gem VB C (A 1.99m, B 2.85m, a = 6.06", P = 306.3 y; C 73", 165{deg},
YY Gem 1925). Min II 9.59; Min II - Min I = 0.50P; D = 0.000P. X-ray
YY Gem source. P const [08655]. Both components are probably UV Cet type
YY Gem variables. Flare amplitude in the integrated light of the system
YY Gem reaches 0.3m V, or 1.8m U [09227].
AA Gem [A/H] = 0.0.
AC Gem Min II 11.3. P var. Min I = 2433649.30 + 1.661795d*E (JD2415000 -
AC Gem 36000) [01530]; since JD2430100 - see Table.
AF Gem VB A (B 14.8m, 2", 0{deg}). Min II 10.67. There is a square term in
AF Gem the elements given in the Table: -1.71d*10**(-10)*E**2.
AH Gem Min II 14.8:.
AI Gem Min II 14.0.
AL Gem Min II 9.85.
AN Gem Min II 13.3:; d = 0.037P.
AU Gem OH emission.
AV Gem Min II 12.8:.
AY Gem Min II 10.9.
AZ Gem Min II 12.4.
BB Gem VB A (B 12m, 25", 270{deg}).
BP Gem P var. Max = 2434120 + 243.9d*E (JD2418700 - 36600); since
BP Gem JD2436600 - see Table.
BT Gem Min II 14.0:.
CI Gem UG?
CM Gem Min II 15.0.
DL Gem VB A (B 13.1m, 18", 180{deg}).
DN Gem VB A (B 13.5m, 12", 16{deg}; C 12.0m, 80", 99{deg}).
DP Gem Min II 14.0. RRC? P = 0.2792d?
DX Gem P var. Max = 2433182.876 + 3.136226d*E (JD2425000 - 34000); Max =
DX Gem 2435554.199 + 3.136955d*E (JD2434000 - 36500) [08300]; since
DX Gem JD2436500 - see Table.
EF Gem P var. Min = 2428108.49 + 6.10222d*E (JD2428500 - 42800) [00407];
EF Gem since JD2442800 - see Table.
EL Gem Min II 13.6.
EN Gem Min II 13.8.
EW Gem P var. Max = 2428495.686 + 0.523750d*E (JD2428100 - 30780); since
EW Gem JD2430780 - see Table.
EY Gem Min II 13.0.
FT Gem Min II 14.1.
GP Gem Min II 13.5.
GR Gem 15.6 <= Min II <= 15.9.
GW Gem Min II 10.68.
GX Gem Min II 11.3.
GZ Gem P = 1.225290d?
HH Gem Min II 13.8.
HR Gem Min II 11.7.
HY Gem Min II 17.5.
II Gem P = 223d?
IP Gem Min II 14.5.
IR Gem In supermaxima there are superhumps with P = 102 Min [09232].
IZ Gem D >= 0.24d.
KN Gem The minor planet (123) Brunhild.
KQ Gem Min II 14.6.
KU Gem d = 0.05P.
KV Gem Epoch of Min of brightness is given. EW type is possible according
KV Gem to the spectrum [09037].
KZ Gem The cycle may be 129d.
LM Gem d = 0.02P.
LX Gem Red.
MO Gem Red.
MP Gem VB.
MU Gem Min II 14.9.
MZ Gem Min II 16.7.
NQ Gem In the spectrum of the carbon star the hydrogen emission lines and
NQ Gem ultraviolet continuous emission appeared in February 1970 [06348].
NY Gem HD 47396 (Pec) = S 5438 = CSV 798 = CSV 6468. In the chart in
NY Gem [00156] the position of the variable is wrong.
OS Gem Oscillations with the period P1 given in the Table are superimposed
OS Gem by oscillations with the period P0 = 0.070d and smaller amplitude.
OS Gem P1/P0 = 0.78.
V0345 Gem The variability may be due to the fainter (B) component.
V0371 Gem Erroneous identification with HD 256211 in the literature is due to
V0371 Gem large positional errors in the HD catalogue for this field.
V0372 Gem The depth of MinII is 0.22.
V0373 Gem MinII 9.39.
V0375 Gem MinII 13.4.
V0383 Gem VB A (B 15.2mV, 12", 212{deg}, 1998; more companions at larger
V0383 Gem distances). The tabulated amplitude was influenced by the
V0383 Gem companions.
V0396 Gem Min II = 10.37:.
V0399 Gem Min II = 10.44.
V0400 Gem Min II = 11.90.
V0401 Gem Min II = 12.55.
V0402 Gem Min II = 12.35.
V0403 Gem Biperiodic, second period 0.1534d.
V0404 Gem Min II = 12.9.
V0405 Gem Min II = 10.97.
V0409 Gem Min II = 13.9.
V0410 Gem Min II = 11.06.
V0411 Gem The depth of MinII is 0.26 mag (*).
V0412 Gem The depth of MinII is 0.5 mag (*).
V0413 Gem The depth of MinII is 0.40 mag (*).
V0414 Gem Min II = 10.71.
V0415 Gem Min II = 12.8.
V0416 Gem Min II = 13.1.
V0418 Gem Intermediate polar. Porb is tabulated, Pspin = 480.7080s.
V0421 Gem Min II = 15.3.
V0422 Gem Min II = 8.28.
V0425 Gem Min II = 12.78.
V0428 Gem Min II = 11.07.
V0432 Gem Type EW with a twice longer period is also possible.
V0435 Gem The depth of MinII is 0.35 mag (*). O'Connell effect.
V0439 Gem A twice longer period is not excluded.
V0455 Gem Multiperiodic.
V0483 Gem P0 is presented in the Table. P1 = 0.1173070d; P1/P0 = 0.7685.
V0487 Gem The magnitude range in the Table is for BY-type brightness
V0487 Gem variations. Five flares were also detected.
V0506 Gem P1 is presented in the Table. P0 = 0.551687d; P1/P0 = 0.7465.
V0512 Gem The ephemeris of eclipses is presented in the Table. Pulsations:
V0512 Gem peak-to-peak amplitude 0.36mV, P = 0.08494573d, M - m = 0.40P.
V0514 Gem VB A (B 10.33m, 8", 358{deg}, 2012).
V0517 Gem P1 is presented in the Table. P0 = 0.481358d; P1/P0 = 0.7452.
V0520 Gem P1 is presented in the Table. P0 = 0.540394d; P1/P0 = 0.7468.
zet Gem VB A (B 11.46m, 87", 84{deg}; C 7.56m, 97", 350{deg}). P var. Max =
zet Gem 2410640.42 + 10.15477d*E (JD2394600 - 2407150); Max = 2422366.187 +
zet Gem 10.15288d*E (JD2407150 - 22300); Max = 2426802.918 + 10.15172d*E
zet Gem (JD2422300 - 34500) [02392]; since JD2434500 - see Table. All the
zet Gem observations are satisfied also by the elements: Max = 2443785.444
zet Gem + 10.150135d*E - 5.24d*10**(-7)*E**2 [09029]. May by a DCEPS type
zet Gem variable.
eta Gem VB A (B 8.8m, GO III - IV, 1.60", 269.4{deg}, 1977). SB1 (P = 2983d
eta Gem [09236]). Epoch of Min brightness is given. The deepest minima
eta Gem (corresponding to the middles of the descending branches of the
eta Gem radial velocity curve) are satisfied by the elements: Min = 2429355
eta Gem + 2984d*E [01551].
mu. Gem VB A (B 9.8m, 122", 141{deg}).
sig Gem VB A (B 10.8m, 182", 316{deg}); SB1 (P = 19.603d [09238]). There is
sig Gem a Min II on the light curve; Min II sometimes disappears and
sig Gem sometimes becomes deeper then Min I. Min II - Min I = 0.5P.
U Gru Depth of Min II 0.05m. d = 0.011P.
W Gru P var. Nonlinear term: +7.84d*10**(-9)*E**2. Min II 10.0.
X Gru d = 0.008P. Min II 10.69. P var. Current elements are given.
Z Gru {Delta}(S) = 12:. The shape of the light curve and P are strongly
Z Gru variable.
RS Gru (k - b)2 = 0.22.
RT Gru (k - b)2 = 0.02. Blazhko effect.
RV Gru (B - V)Max = +0.93. Min II 11.4.
RW Gru {Delta}(S) = 10. Blazhko effect.
RX Gru Min II 10.7.
RY Gru Superposition of irregular variations? During JD2434513 - 517
RY Gru precalculated minima were not observed.
RZ Gru A description of light changes [02809].
UW Gru [Fe/H] = -1.6.
VW Gru P >= 260d?
VY Gru P > 160d.
VZ Gru RR type is also possible.
AK Gru Elements should be checked.
AP Gru P var. Mean elements JD2427992 - 36848 - see Table. during
AP Gru JD2434250 - 36848 Max = 2434337.337 + 0.5082945d*E.
AR Gru Min II 10.6.
AV Gru P >= 160d is possible.
AW Gru Min II? JD2436818.
BC Gru Min II 10.3. RRC type is possible.
BD Gru Min II 14.9.
BH Gru Min II 15.2:.
DV Gru A twice longer period is not excluded.
DW Gru VB (A 11.8mV; B = GSC 8449.00117, 13.0mB, 13", 334{deg}, 1999;
DW Gru component A varies? [79063]). Combined magnitudes are tabulated.
DW Gru MinII - MinI = 0.44P.
EN Gru P varies. dP/dt = +0.55 x 10^(-5) d/yr.
ER Gru Blazhko effect.
ES Gru Period varies?
EX Gru The coordinates in [81005] are wrong.
pi. 1 Gru VB A (B 10.9m, G0V, 2.7", 202{deg}).
T Her VB A (B 10m, 67", 321{deg}).
U Her SiO, OH, H2O maser.
W Her ADS 10121 A (B 14.2m, 6", 334{deg}).
X Her P2 = 746d.
Z Her VB A (B ro > 10"). Min II 8.18. nonlinear term:
Z Her -6.19d*10**(-10)*E**2.
RU Her SiO maser. The spectrum in Min light is composite; a companion?
RU Her [03502].
RX Her Min II 7.74.
SW Her B - V; +0.12, +0.40. P var. Before 1921 Max = 2416687.018 +
SW Her 0.4928864d*E.
SX Her [Fe/H] = -1.8.
SY Her On period variations see [08699].
SZ Her Min II 10.10. P var. Min = 2430766.8390 + 0.818096d*E +
SZ Her 0.0165d*sin(0.010465{deg}*E + 180{deg}) [05749]. The Table gives
SZ Her current elements satisfac - tory after JD2438000.
TT Her Min II 9.89. The light curve shape var. P var. Before JD2430000 Min
TT Her = 2425433.627 + 0.9120846D [02389]; Min = 2434525.2572 +
TT Her 0.9120800d*E (JD2430000 - 40000) [03504]; since JD2440000 - see
TT Her Table.
TU Her d = 0.022P. P var. Before JD2435000 Min = 2424381.416 +
TU Her 2.2671303d*E - 854d*10**(-11)*E**2 [09240]; Min = 2437462.3909 +
TU Her 2.2669718d*E (JD2435000 - 38000) [09241]; Min = 2443324.70097 +
TU Her 2.2669385d*E (JD2438000 - 44000) [08593]; since JD2444000 - see
TU Her Table.
TW Her [Fe/H] = -0.47.
TX Her Min II 8.97, DII = 0.11P. P var; periodic term:
TX Her +0.0081d*sin(0.042{deg}*(E + 7255)).
UU Her [Fe/H] = -1.27. There was alternation of periods 90d and 71d
UU Her [00310]; the period 45d [03507] was also noted. During JD2443611 -
UU Her 44161 - see Table. Epoch of Min is given.
UX Her Min II 9.11. P var. Before JD2429000 Min = 2419876.467 +
UX Her 1.5488598d*E [00279]; Min = 2429987.420 + 1.5488513d*E (JD2429000 -
UX Her 38000) [03671]; since JD2438000 - see Table.
VW Her VB A (B 17.3m, 18", 120{deg}.
VX Her {Delta}(S) = 5. P var; nonlinear term: -0.00745d (E:10000)**2.
VX Her According to [03369], a member of an eclipsing binary system.
VZ Her [Fe/H] = -0.9. P var. P = 0.44031880d (JD2415000 - 22000) [05738];
VZ Her Max = 2425004.4590 + 0.44032394d*E (JD2422000 - 27000); Max =
VZ Her 2425004.4456 + 0.44032631d*E (JD2427000 - 36000) [03506]; since
VZ Her JD2436000 - see Table.
WW Her VB A (B 15.6m, 7.4", 148.5{deg}, white).
WX Her Twice longer P is not excluded.
AC Her P var. The Table gives current elements valid since JD2442000. Mean
AC Her P = 75.4619d [01754]. The magnitude in Max varies with {Delta}(m) =
AC Her 1.6m [00368].
AD Her VB A (B 11.97m, 5", 189{deg}). d = 0.033P. Min II 9.79.
AF Her P var. Before JD2426950 P = 0.630336d; since JD2426950 - see Table.
AF Her The shape of the light curve var.
AG Her P var. Max = 2422935.584 + 0.6494378d*E (JD2418210 - 26952); since
AG Her JD2426952 - see Table.
AH Her Porb = 5.9d:. Oscillations during outbursts: 24s <= P <= 39s,
AH Her {Delta}(m) <= 0.003m [09251]. Flicckering in Max And Min up to 0.4m
AH Her in 2 - 8 minutes [09252].
AK Her ADS 10408 A (B 12.0m, 5", 323{deg}). Min II 8.64. Min II - Min I =
AK Her 0.505P. dII = 0.07P. P var. Before JD2421200 Min = 2421200.549 +
AK Her 0.42152207d*E; Min = 2421200.549 + 0.42152083d*E (JD2421200 -
AK Her 24950); Min = 2424949.555 + 0.42152061d*E (JD2424950 - 30000)
AK Her [01760]; Min = 2430939.368 + 0.42152362d*E (JD2430000 - 41500);
AK Her since 2441500 - see Table. The shape of the light curve var.
AM Her 3U 1809 +50. Lx(soft)/Lopt ~15. Emissions of H and KCaII, H, HeI,
AM Her HeII, etc. In the spectrum. Epoch of Min I in V light is given. The
AM Her period shows complex variations. The phase of Min I in U light is
AM Her 0.30p, in B 0.15P, in R 0.05P. Min I is probably due to an eclipse
AM Her of a hot spot and the gas flow near the surface of the white dwarf
AM Her by the white dwarf itself. The depth of Min I is up to 0.7m. Min II
AM Her with the depth up to 0.4m (sometimes absent), Min II - Min I =
AM Her 0.55P. Min II coincides in phase with the X-ray eclipse. High and
AM Her low states (b ~13.0m and B ~15.0m on average); in the high state
AM Her there are variations with {Delta}(m) ~0.3m on the time scale >=
AM Her 200d; the duration of low states is 130d - 700d [09258] or less.
AM Her During low states the depth of minima is small. Flickering up to
AM Her 0.8mV in several minutes or dozens of seconds; X-ray flickering on
AM Her the time scale of ~10s not correlating with optical flickering. The
AM Her magnetic field ~1*10**7 G at the equator, ~2*10**7 G on poles.
AM Her Variable circular (from +3% to -9%) and linear (up to 7%)
AM Her polarization. IR excess at {lambda} 10 mkm.
AP Her P var strongly. P = 10.400d (JD2415000 - 19000:); P = 10.3970d
AP Her (JD2423700 - 24700:); P = 10.4260d (JD2424700 - 25300); P =
AP Her 10.4338D (JD2425800 - 27000); P = 10.3945d (JD2427000 - 27400); P =
AP Her 10.4277d (JD2433000 - 33850); P = 10.3898d (JD2433850 - 34850); P =
AP Her 10.4209d (JD2434850 - 35600); P = 10.3715d (JD2435600 - 37200);
AP Her DURING JD2437200 - 43800 - see Table. The light curve shape var.
AP Her [A/H] = -0.8.
AR Her P var in a complicated way. Max = 2424794.274 + 0.4700234d*E (1905
AR Her - 1954) [06535]; Max = 2439692.683 + 0.469975d*E (1954 - 1967)
AR Her [05274]; since 1967 - see Table. Blazhko effect, Pi = 31.5489d
AR Her [03555], {Delta}(m) var (0.9m -: 1.8m pg) [02168], (M - m) var.
AR Her {Delta}(S) = 6.
AT Her The star is bright on one plate (JD2418209). Besides that, 11.8m -
AT Her 12.25m.
AW Her VB A (B 10" - 20"). d = 0.03P.
BB Her P var. P = 7.507696D (JD2418924 - 30700); since JD2430700 - see
BB Her Table. [A/H] = +0.3.
BC Her P var. Before JD2432000 Min = 2426242.372 + 3.08752d*E [09262];
BC Her since JD2436000 - see Table.
BD Her P var. P = 0.4739135d (JD2426540 - 29620); P = 0.4739057d
BD Her (JD2429620 - 30570); Max = 2430495.404 + 0.4739126d*E (JD2430570 -
BD Her before 1948) [09263]; since 1948 - see Table. {Delta}(S) = 0.8.
BL Her P var. P = 1.3074604d (JD2415000 - 35000); since JD2435000 - see
BL Her Table. Another possible representation: Max = 2434999.402 +
BL Her 1.307457d*E - 3.9d*10**(-10)*E**2 (JD2415000 - 42000). [Fe/H] =
BL Her 0.0.
BO Her d = 0.015P. Min II 10.8. P var?
CC Her P var. Min = 2426120.415 + 1.7340314d*E (JD 2425790 - 31265); Min =
CC Her 2431265.288 + 1.7340460d*E (JD2431265 - 36000) [02389]; Min =
CC Her 2439668.342 + 1.73398d*E (JD2436000 - 39600); since JD2439600 - see
CC Her Table.
CD Her The chart in [06286] is wrong.
CE Her [A/H] = -1.8.
CK Her P var? Max = 2429231.234 + 0.519201d*E (JD2429231 - 877) [00332];
CK Her during JD2436041 - 37955 - see Table.
CO Her P2 = 600d. Sometimes does not vary for 150d.
CP Her Superimposed waves, 50d - 100d.
CT Her The depth of min II 0.05m. P var. Min = 2430904.431 + 1.786337d*E
CT Her (JD2426480 - 35000) [03567]; Min = 2439355.666 + 1.7863645d*E
CT Her (JD2435000 - 39500) [00001]; Min = JD2441499.3307 + 1.7863891d*E
CT Her (JD2439500 - 42500) [08593]; since JD2442500 - see Table.
DE Her P var. Max = 2425754 + 171.2d*E (JD2425754 - 30890); Max = 2430889
DE Her + 175.3d*E (JD2430890 - 36150); during JD2436150 - 38140 - see
DE Her Table.
DF Her Elements are valid since JD2425900.
DH Her d = 0.024P:. Min II 9.5.
DI Her Min II 8.95, DII = 0.03P, Min II - Min I = 0.77P (1966 - 1978).
DI Her Apsidal motion: P = 29000yr +- 4000yr; Min II = 2442241.4602 +
DI Her 10.5501751d*E. A considerable discrepancy between the observed and
DI Her the theoretical rate of apsidal motion.
DK Her P var.
DL Her Blazhko effect, Pi = 33.6d, 11.0m <= m Max <= 11.3m. P var.
DL Her {Delta}(S) = 5.
DO Her Close to V362 Her.
DQ Her VB A (B 18.17m, F, 3.5", 132{deg}, optical?). Nebula, R = 10.5"
DQ Her (H{alpha}, 1981). After the main Max of the Nova a deep Min 13.0m
DQ Her (JD2426925) and a flat secondary Max 6.7m (JD2427065) were
DQ Her observed. Eclipsing variability: 14.61m - 18.08m, Min HeI =
DQ Her 2434954.9445 + 0.193620877d*E [09280]. D = 0.20P, d = 0.000P. The
DQ Her light curve shape and {Delta}(M) var. Oscillations: Max HeI =
DQ Her JED2434954.785868 + 8.22521640d*10**(-4)*E - 2.8048d*10**(-16)*E**2
DQ Her [08722], 0 <= {Delta}(m) <= 0.08m. Polarization changes with double
DQ Her oscilation period. Flickering: {Delta}(m) = 0.15m.
DY Her P var, nonlinear term: -18.6d*10**(-13)*E**2.
EI Her Red.
EN Her P var. Before JD2427000 P = 160d.
ES Her Min II 13.7.
ET Her The elements are valid earlier than JD2427200
EX Her Red.
EZ Her The elements are valid earlier than JD2427400.
FN Her P var?
FW Her Min II 14.6.
FY Her According to the spectrum, EW type is possible.
GL Her P var?
GU Her d = 0.010P. Min II 11.8. Min II - Min I = 0.513P.
GV Her [Fe/H] = -1.41. P var. Max = 2427543.360 + 0.2914606d*E (JD2427543
GV Her - 29728) [00152]; during JD2436041 - 38170 - see Table.
GY Her P var. Max = 2428219.623 + 0.524347d*E (JD2428219 - 727) [00152];
GY Her during JD2436370 - 38170 - see Table.
HS Her d = 0.025P. Min II 8.63. P var; since JD2438240 - see Table.
HS Her Apsidal motion: Pi ~130yr [06538].
HV Her d = 0.008P:; Min II 12.9:.
HZ Her Her X-1 = 4U 1656 + 35. Lx/Lopt = 2 - 60. The Table gives elements
HZ Her for light minima due to eclipsing variability and the reflection
HZ Her effect. Min I coincides with the X-ray eclipse. Shallow Min II may
HZ Her be present. The reflection effect causes variations with {Delta}(m)
HZ Her up to 1.5m. A cycle of 34.875d duration is observed in X-ray band;
HZ Her the source is faint during two thirds of the cycle. The optical
HZ Her light curve changes are observed during the 35d cycle [09283].
HZ Her According to [06539], during JD2427543 - 657 and JD2428630 - 29789
HZ Her the strong reflection effect was absent; the star was still varying
HZ Her with P = 1.7d and had {Delta}(m) ~0.5m, Min I = Min II. In [06546]
HZ Her it is stated that such intervals with no reflection effect, of 8d
HZ Her to 7a duration, took place for almost half the time since 1890. The
HZ Her light changes during such intervals are in the range 14.7m - 15.2m
HZ Her pg. Since 1957 intervals without the reflection effect were not
HZ Her observed. In June - July 1983 the predicted phases of high X-ray
HZ Her flux did not take place, but the reflection effect did not
HZ Her disappear [09284]. Secondary light variations: P1 = 1.0977d
HZ Her ({delta}(B1) = 0.33m), P2 = 0.871173d*E ({delta}(B2) = 0.10m), P3 =
HZ Her 1.623846d*E ({delta}(B3) = 0.17m) [09285]. X-ray pulsar, P =
HZ Her 1.2377991s (JD2443357), dP/dt/P = (-2.9 +- 0.2)*10**(-6)/yr
HZ Her [09286], sometimes noticeable also in the optical range [06543].
HZ Her Rapid brightness flickering.
IK Her d = 0.030P?
IQ Her Superposition of variations with shorter P and small {Delta}(m)
IQ Her [06645].
IT Her According to the spectrum, EW type is possible.
KL Her Min II 14.7.
KV Her The light curve is characteristic of Mira Ceti stars but strongly
KV Her varies. Many irregularities. O - C: -96d, +73d.
LR Her Min II 15.4:.
LS Her The light curve shape var.
LT Her d = 0.02P. Min II 10.79.
LV Her P var? During JD2428429 - 31342 - see Table.
MM Her VB A (B 13.50m, 18", 120{deg}). Min II 9.7. {Delta}(m) of the
MM Her distorsion wave up to 0.12m.
MP Her [Fe/H] = -1.18.
MS Her Min II 13.3.
MT Her Min II 12.30.
MV Her The chart in [00156] identifies the variable erroneously; real MV
MV Her Her is marked as "C".
MW Her P var. P = 503d (1976) [09290]. During JD24668 - 29172 - see Table.
MX Her Moments of Min after JD2444000 published by different groups of
MX Her observers contradict each other.
NQ Her According to [03882], EA, 8.0 - 8.6 pg, Min II 8.4, Min I =
NQ Her 2426894.433 + 0.870218d*E (JD2426894 - 34250).
NR Her Waves, P = 2.8d - 5.5d.
OQ Her Epoch of min is given.
OS Her B - V: +0.12, +0.48.
OU Her Spectral type is given according to [02198]; in BSD-G7.
OX Her {Delta}(S) = 6:.
PW Her Min II 10.1; DII ~0.3P(!).
V0338 Her Min II 10.13. P var. Before JD2437000 Min = 2433771.38 +
V0338 Her 1.305732d*E [03115]; Min = 2441864.379 + 1.3057515d*E (JD2437000 -
V0338 Her 43400) [08593,00001]; since JD2443400 - see Table.
V0342 Her Min II 10.7.
V0347 Her P var. Max = 2415288.21 + 0.5373619d*E (JD2415288 - 18596); since
V0347 Her JD2429495 - see Table.
V0359 Her P var. Min = 2416046.476 + 1.755754d*E (JD2416000 - 26500) [00001];
V0359 Her Min = 2435693.47 + 1.755775d*E (JD 2426500 - 36000) [01040]; since
V0359 Her JD2443500 - see Table.
V0362 Her Close to DO Her.
V0365 Her Blazhko effect: Pi = 40.64d. P var. During JD2429037 - 36840 - see
V0365 Her Table.
V0373 Her P = 0.33d or 0.50d is possible.
V0384 Her P ~0.33d is possible.
V0387 Her Min II 13.2.
V0394 Her P var?
V0395 Her Z = 0.0643.
V0396 Her Z = 0.175.
V0403 Her Min II 16.0:.
V0412 Her Min II 15.2.
V0422 Her P var? During JD2434131 - 35991 - see Table.
V0423 Her Min II 15.0.
V0426 Her Min II 15.8.
V0431 Her P var.
V0436 Her The elements are uncertain.
V0441 Her IR excess, evidence for a circumstellar envelope. Possibly
V0441 Her non-radial pulsation.
V0442 Her P var. Max = 2434223.375 + 0.4421143d*E (JD2417447 - 36083); since
V0442 Her JD2435730 - see Table. The shape of the light curve varies.
V0446 Her Before the outburst 16.2m - 18.8m [03607].
V0451 Her ADS 10310 A (B 10.70m, 19", 239{deg}). The epoch of Min U light is
V0451 Her given.
V0458 Her [Fe/H] = -1.65.
V0463 Her P = 54.4d is possible.
V0477 Her Min II 15.4.
V0482 Her Possibly eclipsing.
V0499 Her Blazhko effect.
V0502 Her Min II 13.5?
V0510 Her P var?
V0511 Her P var?
V0513 Her Min II 15.7.
V0516 Her Min II 17.1.
V0523 Her Elements are valid during JD2430940 - 990.
V0524 Her Twice shorter P is possible.
V0527 Her Max = 2430938.451 + 0.5188d*E (JD2430938 - 990); during JD2436308 -
V0527 Her 318 - see Table.
V0529 Her Epoch of Min is given. According to [04217], P = 120d.
V0533 Her VB A (B 16m, 9.5", 0{deg}). oscillations: Max = 2443717.730281 +
V0533 Her 0.0007364941d*E, A ~1% [04162].
V0551 Her P = 4.00d/n is possible.
V0552 Her P = 3.04d/n is possible.
V0554 Her P = 4.01d/n is possible.
V0557 Her P = 8.00d/n is possible.
V0570 Her P = 0.5d or 0.33d is possible.
V0578 Her Red.
V0581 Her Several close companion.
V0582 Her VB. Red.
V0583 Her Red.
V0588 Her Possibly eclipsing.
V0600 Her SB, Porb - see Table. Variability of Vr possibly caused by BCEP
V0600 Her type pulsations: P - 0.18d.
V0601 Her Elements are valid since JD2439184.
V0604 Her Red.
V0608 Her Blazhko effect.
V0615 Her Red.
V0618 Her P var?
V0624 Her VB A (12.04m, 40"). Min II 6.35. SB2.
V0637 Her ADS 10227 A (BC 9.2m, 9.2m, 1.7", 18{deg}, 1975; BC: A = 0.28",
V0637 Her Porb = 56.56yr).
V0639 Her {pi} = 0.087". VB B (A = V647 Her, 11.36m var, dM4e; B 16",
V0639 Her 268{deg}). Flares in the bands U and M pg.
V0640 Her VB A (B 14.9m, 8.5", 217{deg}; C 13.9m, 23", 221{deg}).
V0641 Her L or ISB type is also possible.
V0644 Her SB (Porb = 11.859d).
V0645 Her P ~3h - 10h, a cycle of 40d.
V0647 Her VB A (B = V639 Her, 16", 268{deg}); {pi} = 0.087".
V0652 Her P var; nonlinear term: -45.80d*10**(-10)*E**2. {Delta}(m) var.
V0652 Her Resembles PV TEL type stars but is a helium rich subdwarf. Epoch of
V0652 Her Max is given. Secondary hump at the phase 0.5P.
V0654 Her {Delta}(m) = 0.15m in white light.
V0655 Her ADS 10407 A (B 9.2m, 4.1", 144{deg}, 1971).
V0657 Her According to [02610], CST?, 11.0m.
V0662 Her Less probable P values: 0.56629d, 0.56710d, 0.56881d, 0.56970d.
V0685 Her Min II 15.8.
V0687 Her Min II 14.9.
V0691 Her Possible P values: 0.927d, 0.637d.
V0697 Her H2O, OH maser.
V0699 Her Min II 16.0:.
V0717 Her Blazhko effect?
V0718 Her Min II 14.3.
V0719 Her EW type with twice longer P is not excluded.
V0720 Her Blazhko effect?
V0721 Her Blazhko effect?
V0722 Her Min II 15.7.
V0723 Her Min II 15.5.
V0728 Her Min II 11.4.
V0731 Her Min II 13.8. Twice shorter P is not excluded.
V0732 Her Min II 13.8.
V0733 Her Min II 14.3:.
V0737 Her Blazhko effect?
V0740 Her Min II 14.4.
V0741 Her Blazhko effect?
V0742 Her Min II 14.4.
V0744 Her Vr var, P = 86.7221d (SB1? nonradial pulsatiob?). Rapid spectral
V0744 Her variability is possible: P = 2.5552d, 0.78906d.
V0749 Her P = 465s.
V0771 Her Epoch of max U light is given.
V0772 Her VB AB (7.4m, G0V; 8.5m, G8V:; A = 0.27", E = 0.97, P = 20.0yr, C
V0772 Her 10.62m, 28"). One of the components (probably B) is SB1, P =
V0772 Her 0.879511d [04056]. The same component must be the eclipsing system.
V0772 Her Faint X-ray source.
V0774 Her Both flares and "antiflares" (abrupt fadings) of comparable
V0774 Her amplitude are observed.
V0946 Her Not Wolf 688, a large-proper-motion star, which is at 17h19m28s.9,
V0946 Her +33{deg}05'10" (epoch and equinox 2000.0).
V0973 Her Suspected rapid brightness variations.
V0994 Her The secondary component of the double system may also vary.
V1088 Her MinII 14.1.
V1091 Her MinII 12.27.
V1092 Her The depth of MinII is 0.46. VB B (B GSC 02073-00504, 14").
V1093 Her Multi-mode pulsations at a time scale of hours.
V1094 Her MinII 13.08.
V1095 Her MinII 12.40.
V1099 Her Multi-mode pulsations of an sdB star at a time scale of hours.
V1101 Her MinII 12.47.
V1102 Her MinII 14.27.
V1103 Her MinII 12.37.
V1106 Her MinII 12.9. DSCT type with a twice shorter period is also possible
V1106 Her [264,040].
V1108 Her VB B (A 1" sf). The finding chart in [78247] is incorrect.
V1117 Her Flat waves near maximum and deep fadings. IR excess.
V1124 Her Blazhko effect? P(Bl) = 38.4d:. A pulsation period of 0.3551d is
V1124 Her not excluded.
V1131 Her The tabulated amplitude can be too low because of a neighboring
V1131 Her star.
V1135 Her The light elements in the Table are for eclipses. Pulsations:
V1135 Her amplitude up to 0.3m, Max=2451413.280+4.2243dxE.
V1137 Her Min II = 14.7.
V1138 Her Min II = 14.0.
V1140 Her Min II = 14.1.
V1141 Her Multiperiodic, three close, nearly equidistant frequencies. P1 is
V1141 Her tabulated (semi-amplitude 0.105m); P2 = 0.320340d (0.053m); P3 =
V1141 Her 0.314355d (0.040m).
V1143 Her Min II = 11.7.
V1144 Her Min II = 15.4 :.
V1146 Her Min II = 11.45:.
V1158 Her Type RRC with a twice shorter period is possible.
V1211 Her Multiperiodic.
V1227 Her Porb = 0.06319d.
V1231 Her VB A (B 12.9mV, 12", 289{deg}, 1999).
V1236 Her VB AB (10.2m, 11.2m, 1.3", 331{deg}, 2009).
V1239 Her Eclipsing variability in quiescence: 17.4m - 19.1mV, Min =
V1239 Her 2453648.236507 + 0.10008215d x E, D = 0.1P.
V1250 Her Ultraviolet flare amplitude in excess of 1.4m.
V1265 Her Blazhko effect?
V1285 Her The elements tabulated are for the first overtone. P0 = 0.5539d.
V1290 Her SB1, Porb = 45.6228d.
V1299 Her Type SRB is not excluded.
V1302 Her VB B (A 12.2mV; B 12.4mV, 13", 266{deg}, 1998).
V1304 Her VB A (B 12.1m, 16", 329{deg}, 2000).
V1314 Her Blazhko effect?
V1323 Her Intermediate polar; variations with only the spin period were
V1323 Her detected. Porb = 0.11126d.
V1344 Her MinII - MinI = 0.545P.
V1366 Her P strongly varies, current elements after JD 2456000 are given in
V1366 Her the Table.
V1373 Her Period varies.
V1377 Her Period varies.
V1390 Her MinII - MinI = 0.46P.
V1396 Her Blazhko effect.
V1440 Her P2 = 0.291982d. Mode identification is unclear.
V1441 Her Multiperiodic.
V1446 Her VB A (B 3", 133{deg}, 2000). The magnitudes in the Table were
V1446 Her influenced with the companion.
V1452 Her P1 is presented in the Table. P0 = 0.547662d; P1/P0 = 0.7462.
V1457 Her P1 is presented in the Table. P0 = 0.531662d; P1/P0 = 0.7465.
V1458 Her The data for 1SWASP J161858.05+261303.5 data [82030] are combined
V1458 Her measures for a non-variable star (V = 13.2m) near the SuperWASP
V1458 Her position and the real variable.
V1460 Her Outside outburst, type EW with light elements Min = 2456560.640 +
V1460 Her 0.2078522d x E, V = 15.08m - 15.55m, MinII 15.45mV. Near outburst
V1460 Her maximum, type EA with the depth of MinI reaching 1.2mV and the
V1460 Her depth of MinII of only about 0.1mV.
V1461 Her P1 is presented in the Table. P0 = 0.559638d; P1/P0 = 0.7461.
V1466 Her P1 is presented in the Table. P0 = 0.545187d; P1/P0 = 0.7460.
V1467 Her Additional non-radial mode, P = 0.2737529d; P(Blazhko) = 112d.
V1468 Her P1 is presented in the Table. P0 = 0.570831d; P1/P0 = 0.7459.
V1472 Her P1 is presented in the Table. P0 = 0.506715d; P1/P0 = 0.7448.
V1473 Her The NSVS data for ROTSE1 J164316.86+264815.8 are combined
V1473 Her measurements for a non-variable star (V = 12.4m) near the ROTSE
V1473 Her position and the real variable.
V1474 Her P1 is presented in the Table. P0 = 0.536720d; P1/P0 = 0.7464.
V1477 Her P1 is presented in the Table. P0 = 0.532323d; P1/P0 = 0.7454.
V1478 Her P1 is presented in the Table. P0 = 0.502498d; P1/P0 = 0.7443.
V1480 Her P1 is presented in the Table. P0 = 0.473596d; P1/P0 = 0.7442.
V1481 Her P1 is presented in the Table. P0 = 0.472265d; P1/P0 = 0.7441.
V1482 Her P1 is presented in the Table. P0 = 0.532921d; P1/P0 = 0.7460.
V1483 Her P1 is presented in the Table. P0 = 0.537739d; P1/P0 = 0.7460.
V1484 Her P1 is presented in the Table. P0 = 0.530745d; P1/P0 = 0.7460.
V1486 Her P1 is presented in the Table. P0 = 0.489858d; P1/P0 = 0.7447.
V1487 Her The data for 1SWASP J165734.53+274827.7 in [82030] are combined
V1487 Her measurements for a non-variable star (V = 14.7m) near SuperWASP
V1487 Her position and this variable (18"S).
V1488 Her P1 is presented in the Table. P0 = 0.502028d; P1/P0 = 0.7459.
V1489 Her P1 is presented in the Table. P0 = 0.550905d; P1/P0 = 0.7462.
V1490 Her VB A (B 12.5mV, 16", 110{deg}, 2000).
V1491 Her P1 is presented in the Table. P0 = 0.555957d; P1/P0 = 0.7456.
V1492 Her P1 is presented in the Table. P0 = 0.478660d; P1/P0 = 0.7446.
V1499 Her P1 is presented in the Table. P0 = 0.503175d; P1/P0 = 0.7457.
V1503 Her Additional non-radial mode, P = 0.340686d; P(Blazhko) = 17.2d.
V1507 Her P1 is presented in the Table. P0 = 0.480341d; P1/P0 = 0.7438.
V1519 Her VB A (B 5", 101, 2000).
alf Her ADS 10418 A (B 5.39m, 4.9", 107{deg}, 1973; B - SB2, G5III + F2V).
alf Her Slow variations, P ~6yr, {Delta}(m) ~0.5m; quicker changes, P ~ 50d
alf Her - 155d, {Delta}(m) ~ 0.3m - 1.0m. Together with the visual
alf Her companion the star is surrounded by an enormous envelope (R
alf Her ~2*10**5R$, expansion velocity 10 km/s, mass loss 3*10**(-8)M$/yr).
nu. Her [Fe/H] = -0.26. SB?
omi Her VB interferometric.
phi Her SB, Porb = 560.5d.
ome Her ADS 10054 A (B 11.5m, 0.8", 232{deg}, 1967; C 11.0m, 28.4",
ome Her 96{deg}, 1957; D 27.5", 271{deg}, 1960). Epoch of Min is given.
ome Her Double wave in the light curve. Rapid variations, P = 0.15d
ome Her [09310].
g Her The mean cycle 1972 - 1981 is given. Slow pulsations (P = 875d +-
g Her 70d) and non-periodic variations on the time scale of 5d - 15d with
g Her {Delta}(m) up to 0.2m are superimposed.
u Her ADS 10449 A (B 10.2m, 4.4", 60{deg}). Min II 4.93.
R Hor OH, H2O, SiO maser. P var. Max = 2428868 + 401.5d*E (JD2412800 -
R Hor 28900); since JD2428900 - see Table.
V Hor P = 59d (JD2428380 - 910), P = 90d (JD2429170 - 980).
X Hor Epoch of Min brightness is given. Maxima are broad. Usually
X Hor secondary minima are observed.
SY Hor Min II 12.0.
SZ Hor Min II 10.7:.
TU Hor Min II 6.03; Min II - Min I = 0.52P; Max II is fainter than Max I
TU Hor by 0.05m. Peculiar ellipsoidal variable [09245].
TY Hor Type RCB?
UU Hor P var. Max = 2416826.417 + 0.6436900d*E (JD2416800 - 25000); since
UU Hor JD2425000 - see Table.
UX Hor Min II 14.4. P var. Min I = 2426659.380 + 0.7126943d*E (JD2426650 -
UX Hor 30860); since JD2430540 - see Table.
UZ Hor P var. Max = 2426679.425 + 0.338188d*E (JD2426300 - 28430); since
UZ Hor JD2430040 - see Table.
VY Hor {mu} = 0.173", ro = 33{deg}. P = 314s, 617s.
R Hya VB A (B 13.0m, 21.6", 324{deg}). SiO maser. P var. According to
R Hya [00458]; Max = 2328201 + 486d*E (JD2328200 - 31120); Max = 2343512
R Hya + 507d*E (JD2343300 - 44800); Max = 2372678 + 485d*E (JD2372200 -
R Hya 72700); Max = 2380447 + 477d*E (JD2380000 - 81400); Max = 2385160 +
R Hya 461d*E (JD2384700 - 88000); Max = 2394350 + 448.6d*E (JD2393900 -
R Hya 2402000); Max = 2403742 + 434d*E (JD2403300 - 04200); Max = 2406363
R Hya + 429.5d*E (JD2406000 - 11100); Max = 2413642 + 411d*E (JD2413200 -
R Hya 14100); Max = 2416563 + 405.5d*E (JD2416100 - 23400); Max = 2424288
R Hya + 414.7d*E (JD2423400 - 28500). since JD2428500 - see Table.
T Hya P var. Max = 2399455 + 289.00d*E(JD2398600 - 2421700); Max =
T Hya 2422584 + 294.2d*E (JD2421700 - 25800); Max = 2431781 + 284.20d*E
T Hya (JD2425800 - 36200); since JD2437500 - see Table.
V Hya VB A (B 11.58mV, KO III, 46", 186{deg}). Mean brightness variations
V Hya with P = 6670d and A = 3.5m are superimposed by light oscillations
V Hya with A = 1.1m - 2m and elements given in the Table. Deep light
V Hya minima were observed in 1891, 1908, 1925, 1942 - 43, 1959, and
V Hya 1962. A graph of the light curve [03614].
W Hya VB A (B 9.3m, 72", 108{deg}). P var. Max = 2411074 + 379d*E
W Hya (JD2411000 - 14150); Max = 2414644 + 395d*E (JD2414150 - 19400);
W Hya Max = 2419746 + 378d*E (JD2419400 - 25200) [00458]. Max = 2425740 +
W Hya 366d*E (JD2425200 - 27000); Max = 2440336 + 397.35d*E (JD2428000 -
W Hya 40500); since JD2440500 - see Table. Amplitude and shape of the
W Hya light curve vary strongly. OH, H2O, SiO maser.
X Hya OH, H2O, SiO maser.
Y Hya Mean magnitude varies.
RR Hya H2O maser.
RS Hya P var. Max = 2422973 + 330.2d*E (JD2414000 - 23000); Max = 2429126
RS Hya + 342.0d*E (JD2423000 - 29200); Max = 2429455 + 331.2d*E (JD2429200
RS Hya - 34500); since JD2434500 - see Table.
RT Hya Before 1952 P = 255d; since 1952 - see Table. The character And
RT Hya amplitude of light variations vary strongly.
RU Hya OH, H2O maser. P var. Max = 2429572 + 334.0d*E (JD2414000 - 29600);
RU Hya since JD2428500 - see Table.
RW Hya SB2 (P = 370d). Epoch of Min brightness is given.
RX Hya VB A (B 10.5m). Depth of Min II 0.05m. P var. Min I = 2428261.385 +
RX Hya 2.2815942d*E (JD2419500 - 28500); Min I = 2440650.409 +
RX Hya 2.2816200d*E (JD2428500 - 41400); since JD2441400 - see Table.
SS Hya VB A (B 12.0m, 13", 195{deg}); SB2.
SU Hya Mean magnitude varies with P = 780d.
SV Hya VB A (B 35", 225{deg}). {Delta}(S) = 7.
SX Hya D = 0.022P. P var. Min I = 2427659.223 + 2.895697d*E (JD2410000 -
SX Hya 28000) [00007]; since JD2442500 - see Table.
SY Hya P var. Min = 2425590.589 + 3.403082d*E (JD2425500 - 31150) [07548].
SY Hya Since JD2432200 - see Table.
SZ Hya P var. Max = 2415714.1429 + 0.53742815d*E (JD2414700 - 26500)
SZ Hya [03626]; Max = 2426410.575 + 0.53736d*E (JD2426400 - 27200)
SZ Hya [00001]; Max = 2431881.5537 + 0.53723051d*E (JD2427880 - 35200)
SZ Hya [03626]; Max = 2435542.267 + 0.5372497d*E (JD2435500 - 38900)
SZ Hya [03627]. Since JD2438770 - see Table. Blazhko effect: Max(A) =
SZ Hya 2440705 + 25.8d*n [06557]; 10.44m <= Max <= 11.03m.
TT Hya Min II 7.32; d = 0.035P.
TU Hya P var. Max = 2416980 + 277.5d*E (JD2412500 - 17300); Max = 2417260
TU Hya + 272.5d*E (JD2417200 - 19800) [01787]; Max = 2430410 + 281.4d*E
TU Hya (JD2420500 - 30500); Max = 2438332 + 272.3d*E (JD2432000 - 39200);
TU Hya since JD2439200 - see Table.
TY Hya P var. Min = 2434478.464 + 4.660978d*E (JD2419800 - 35000) [01788];
TY Hya since JD2435000 - see Table.
UU Hya P var. Max = 2427423.84 + 0.5238585d*E (JD2414950 - 27400) [01789];
UU Hya Max = 2429729.835 + 0.523854d*E (JD2427000 - 31000) [00752].
UU Hya Spectrum is based on Ca II.
UW Hya Min II 13.8:; Min II - Min I = 0.64P. P = 1.055439d?
UY Hya Min II 13.8. RRC?
VV Hya P var. Max = 2427421 + 155d*E (JD2419500 - 37000) [01792]; since
VV Hya JD2437000 - see Table.
VX Hya (k - b)2 = 0.26. Luminosity class [03149] contradicts the type of
VX Hya light variability. The shape of the light curve strongly varies.
VX Hya The main oscillation with the period P0 given in the Table is
VX Hya superimposed by the secondary one with P1 = 0.172720d [03631].
VX Hya P1/P0 = 0.773; Pb = 0.761445d.
VY Hya Min II 9.1.
VZ Hya Min II 9.46.
WY Hya Min II 11.2.
WZ Hya (k - b)2 = 0.06. P var. Max = 2416169.681 + 0.53772640d*E
WZ Hya (JD2414000 - 19000); Max = 2419811.736 + + 0.53775858d*E (JD2419000
WZ Hya - 21000); Max = = 2424618.630 + 0.53774101d*E (JD2421000 - 32000)
WZ Hya [00752]; Max = 2436613.445 + 0.5377229d*E (JD2436600 - 38500)
WZ Hya [03633]; since JD2438000 - see Table.
XX Hya P var. Max = 2439560.355 + 0.50774868d*E (JD2428200 - 39560)
XX Hya [05238]; since JD2439560 - see Table.
XZ Hya Min II 15.0.
AE Hya Min II 14.6.
AF Hya Min II 13.8.
AI Hya Min II 9.84; Min II - Min I = 0.438P; DII = 0.075P; dI = 0.02P; dII
AI Hya = 0.00P; EA/DM. Pulsation period P' = 0.13803d, A = 0.02m - 0.03m
AI Hya [09259].
AV Hya Min II 10.35; dI = 0.023P:.
CH Hya Min II 15.5; Min II - Min I = 0.57P.
CO Hya Found in Centaurus, in 10{deg} to the south from the position
CO Hya published by the discoverer [00078].
CW Hya P var? [04027]. Elements given in the Table satisfy observations
CW Hya only in the interval JD2428950 - 30375.
DD Hya P var. Max = 2431139.313 + 0.501818d*E (JD2431100 - 600) [01432].
DD Hya Since JD2441600 - see Table.
DE Hya d = 0.014P?
DF Hya Min II 11.5.
DH Hya {Delta}(S) = 7.
DK Hya Min II 10.7.
DM Hya d = 0.15P?
EU Hya Min II 10.2.
EX Hya Light variations with Porb and amplitude up to 0.9mV due to
EX Hya eclipses of hot spot are represented by the elements: ET(Min) =
EX Hya 2437699.94177 + 0.0682338422d*E, where ET(Min) is the heliocentric
EX Hya Julian Date converted to Ephemeris Time; simultaneously periodic
EX Hya modulation of the shape of the light curve between the outbursts is
EX Hya observed with the amplitude 0.2m - 0.9m and the elements: Max =
EX Hya 2437699.8895 + 0.04654656d*E - 1.2d*10**(-12)*E**2 [09265]. Mean
EX Hya interval between bright outbursts is 465d [05695], mean cycle is
EX Hya close to 20 - 30d.
EY Hya P var. Max = 2432707 + 160.5d*E (JD2426100 - 32800); since
EY Hya JD2432800 - see Table.
EZ Hya Min II 10.7. P var. Min I = 2440255.8482 + 0.44976658d*E (JD2431160
EZ Hya - 40650) [07549]; since JD2440250 - see Table.
FG Hya Min II 10.25; dI = dII = 0.085P. P var. Min I = 2431150.388 +
FG Hya 0.3278422d*E (JD2431140 - 34400) [00182]; Min I = 2436968.7067 +
FG Hya 0.32783433d*E (JD2434050 - 400) [03639]; Min I = 2436968.7067 +
FG Hya 0.32783546d*E (JD2436950 - 43250) [09267]; since JD2444600 - see
FG Hya Table.
FI Hya V27 in the globular cluster NGC 4590 (M68); cluster non-member.
FS Hya According to [01480] P = 91.7d.
FW Hya Min II 12.4.
FY Hya VB A (B 15.45m, 15", 90{deg}); {Delta}(S) = 7:; (k - b)2 = -0.03.
GK Hya Min II 9.57. There is a square term in the elements:
GK Hya -4.01d*10**(-9)*E**2.
GM Hya d <= 0.01P.
GN Hya Min II 13.6.
GT Hya Cep?
HS Hya Min II 8.55.
IK Hya Blazhko effect with Pi ~30d.
IW Hya OH, H2O maser.
KM Hya P var?
KU Hya VB AB (7.3m, 7.4m, A = 0.150", P = 58.93 yr, E = 0.219); A(v) =
KU Hya 0.06m.
KW Hya Porb = 7.75043d; E = 0.110 [09273]; Min II 6.35; Min II - Min I =
KW Hya 0.54P.
V0404 Hya MinII 15.10.
V0412 Hya MinII 12.9:.
V0420 Hya Porb = 764 d. Symbiotic features in the spectrum.
V0421 Hya Variable brown dwarf.
V0427 Hya VB A (B 13.9mpg, 22", 305{deg}, 1999; C 14.8mpg, 35", 276{deg},
V0427 Hya 1999).
V0430 Hya Blazhko effect?
V0434 Hya MinII - MinI = 0.54P.
V0443 Hya A twice shorter period is not excluded.
V0453 Hya A twice shorter period is not excluded.
V0466 Hya Min II = 11.6. O'Connell effect.
V0468 Hya P varies? [80001].
V0470 Hya Min II = 13.50.
V0472 Hya Min II = 12.5.
V0474 Hya Min II = 12.2.
V0475 Hya Min II = 13.2.
V0476 Hya Min II = 13.1.
V0477 Hya Min II = 16.2.
V0483 Hya Min II = 12.55.
V0484 Hya A brown dwarf with periodic brightness variations.
V0488 Hya A brown dwarf with periodic brightness variations.
V0490 Hya Min II = 8.71:. VB AB (8.81m, 10.93m, 1".10, 169{deg}, 1991).
V0498 Hya Superhumps: P = 0.06036d.
V0500 Hya P1 is tabulated; P0 = 0.56391d. Amplitude ratio A1/A0 = 2.45.
V0502 Hya Min II = 10.09. VB AB (A 10.3m var; B 12.3m, 2.2", 72{deg}, 1943).
V0504 Hya Type EW with a twice longer period is possible.
V0511 Hya Min II = 9.05.
V0514 Hya Min II = 14.5:.
V0515 Hya P = 0.269198d is also possible.
V0518 Hya The star's position coincides with SN 2001am.
V0519 Hya Min II = 12.50.
V0520 Hya P = 0.331234d is also possible.
V0522 Hya P = 0.255132 is also possible.
V0524 Hya Min II = 17.6.
V0541 Hya Multiperiodic.
V0542 Hya Min II = 10.40. dP/dt = -0.45 x 10^(-5) d/yr. VB AB (10.8m, 11.7m,
V0542 Hya 2", 42{deg}, 2003).
V0543 Hya Blazhko effect, P = 59d.
V0545 Hya Min II = 11.98. Besides variations with the tabulated period, a
V0545 Hya second EW periodicity is revealed, P2 = 0.353901d, with amplitudes
V0545 Hya of both minima about 0.25m.
V0547 Hya VB A (B = V0548 Hya, 5", 148{deg}, 1999).
V0548 Hya VB B (A = V0547 Hya; AB 5", 148{deg}, 1999).
V0549 Hya VB B (A = V0550 Hya; AB 13", 185{deg}, 2000).
V0550 Hya VB A (B = V0549 Hya, 13", 185{deg}, 2000).
V0551 Hya Multiperiodic.
V0552 Hya Blazhko effect, P = 48.3d.
V0553 Hya Min II = 12.90.
V0554 Hya Min II = 13.2.
V0555 Hya Min II = 12.20.
V0559 Hya Blazhko effect, P = 26.50d.
V0571 Hya Blazhko effect, P = 11.80d.
V0575 Hya Blazhko effect, P = 8.52d.
V0588 Hya Blazhko effect, P = 87.73d [81056].
V0592 Hya Possibly Blazhko effect with P = 14.2d.
V0598 Hya VB A (15.4mpg; B 15.6mpg, 18", 43{deg}, 2000). The coordinates in
V0598 Hya [81005] refer to the companion.
V0599 Hya VB B (A 15.1mpg, B 16.6mpg; AB 29", 152{deg}, 2000). The
V0599 Hya coordinates in [81005] refer to the brighter star.
V0603 Hya Double-mode pulsations. The Table contains the period for the first
V0603 Hya overtone. Fundamental mode: P0 = 0.4867803. P1/P0 = 0.7449.
V0621 Hya P1 is presented in the Table. P0 = 0.467934d; P1/P0 = 0.7434.
V0623 Hya P1 is presented in the Table. P0 = 0.545078d; P1/P0 = 0.7461.
V0624 Hya P1 is presented in the Table. P0 = 0.528738d; P1/P0 = 0.7465.
V0627 Hya Period varies.
V0635 Hya P1 is presented in the Table. P0 = 0.558754d; P1/P0 = 0.7462.
V0638 Hya The data for 1SWASP J090758.16-153811.8 in [82030] are combined
V0638 Hya measurements for the a non-variable star (V = 13.6m) near the
V0638 Hya SuperWASP position and the real variable.
V0659 Hya P1 is presented in the Table. P0 = 0.447456d; P1/P0 = 0.7412.
V0664 Hya P1 is presented in the Table. P0 = 0.520738d; P1/P0 = 0.7461.
V0677 Hya [Fe/H] = -1.16.
V0678 Hya [Fe/H] = -1.37.
bet Hya VB A (B 5.6m, 0.9", 8{deg}, 1959).
khi 2 Hya Min II 5.92.
Y Hyi d = 0.024P.
RS Hyi In the region of the Small Magellanic Cloud. Not a member of the
RS Hyi cloud.
RT Hyi Min II 14.1.
RV Hyi Min II 12.4; Min II - Min I = 0.61P.
RY Hyi In the region of the Small Magellanic Cloud. Not a member of the
RY Hyi Cloud.
ST Hyi The member of the Small Magellanic Cloud. [A/H] = -0.8.
SZ Hyi In the region of the Small Magellanic Cloud. Not a member of the
SZ Hyi Cloud.
TW Hyi {Delta}(S) = 10:.
UU Hyi P = 112.25d?
VW Hyi Mean interval between the supermaxima is 179d. Porb = 0.0742711d.
VW Hyi Between the normal outbursts the brightness periodically increases
VW Hyi by 0.35m - 0.40m because of hot spot appearances: Max =
VW Hyi 2440128.0222 + 0.0742711d*E [07550]. During the supermaxima the
VW Hyi period between the superhumps is 0.0769d [09275]. Sometimes the
VW Hyi light oscillations with the amplitude 2% and cycle from 28s to 34s
VW Hyi are observed [07551].
VY Hyi In the region of the Small Magellanic Cloud. Not a member of the
VY Hyi Cloud.
VZ Hyi RR [00193].
WX Hyi Mean interval between the supermaxima is 141.5d. Porb = 0.0748134d
WX Hyi [09277]. Period between the superhumps observed during the
WX Hyi supermaxima is 0.07737d [09278].
WZ Hyi In the region of the Small Magellanic Cloud. Not a member of the
WZ Hyi Cloud.
ZZ Hyi A galaxy PGC 232232 [00001].
AC Hyi In the region of the Small Magellanic Cloud. Not a member of the
AC Hyi Cloud.
BB Hyi {Delta}(S) = 7:.
CY Hyi MinII 9.8.
DM Hyi Type RR with P = 0.64272d or 0.39125d is also possible.
DS Hyi In the region of the SMC galaxy, probable non-member.
V Ind P var. Max = 2439792.276 + 0.4796030d*E (JD2414000 - 40000)
V Ind [05233]; since JD2440000 - see Table. {Delta}(S) = 7, (k - b)2 =
V Ind 0.02.
RS Ind Min II 10.0. P var.
RU Ind VB A (B 12.6m, 2.3", 103{deg}). Min II 12.1.
RX Ind 240d < P < 310d.
RY Ind Min II 11.04.
ST Ind Min II 11.79.
SU Ind Min II 9.5:.
TV Ind Min II 11.9.
AR Ind Min II 14.4. RRC?
AY Ind VB?
CH Ind MinII 8.14:.
CI Ind A variable double brown dwarf. VB (0.7").
CK Ind Besides 6 {Gamma} Dor modes, a {Delta} Sct mode (P = 0.039 d) was
CK Ind detected.
CQ Ind MinII - MinI = 0.33P.
CZ Ind Blazhko effect, P = 133d.
DI Ind Type EW with a twice longer period is not excluded.
DQ Ind Type DSCT: with P = 0.1163d is also possible.
DS Ind Period varies strongly.
R Lac VB A (B 14.1m, 6", 50{deg}).
S Lac P var. Max = 2412857 + 238.2d*E (JD2410000 - 16400); Max = 2418828
S Lac + 241.45d*E (JD2416400 - 20500); Max = 2427307 + 242.7d*E
S Lac (JD2420500 - 27300); Max = 2437290 + 237.4d*E (JD2427300 - 37300);
S Lac since JD2437300 - see Table.
U Lac There are light variations with the periods: 150d, 550 - 690d,
U Lac 2900d.
V Lac P var. There is a square term in the elements:
V Lac -6.48d*10**(-8)*E**2.
W Lac P var. Max = 2415255 + 323d*E (JD2414600 - 15300); Max = 2425628 +
W Lac 335.5d*E (JD2425600 - 38000) [00458]; Max = 2433844 + 324.5d*E
W Lac (JD2428000 - 33850); since JD2433850 - see Table.
X Lac P var. Max = 2418890.497 + 5.444303d*E (JD2416670 - 29500) [02033];
X Lac since JD2429500 - see Table.
Z Lac P var. There is a square term in the elements: -3.4d*10**(-8)*E**2.
Z Lac [A/H] = 0.2.
RR Lac P var. Max = 2419434.331 + 6.416146d*E (JD2417900 - 31600); since
RR Lac JD2431600 - see Table. [A/H] = 0.0.
RT Lac Min II 9.62. P var. Min I = 2440382.9005 + 5.0740484d*E +
RT Lac 1.02d*10**(-8)*E**2 (JD2411650 - 42500) [08592]; since JD2436470 -
RT Lac see Table. There is a square term in the elements given in the
RT Lac Table: -2.7d*10**(-8)*E**2. Shape of the light curve and depths of
RT Lac the Minima vary. According to [09293] the period of the distortion
RT Lac wave migration is ~9.5 yr, the period of the wave amplitude
RT Lac variations (0 < A <= 0.17m) is ~30 yr. According to [09292] the
RT Lac migration period is nearly half of the value given in [09293].
RV Lac Mean magnitude varies with the period 550 - 700d.
RW Lac Min II 10.8; DII = 0.024P; Min II - Min I = 0.492P.
RX Lac S7.5/1e. P = 174d (JD2414950 - 29550) [01026]; since JD2436800 -
RX Lac see Table.
RY Lac Oscillations of mean magnitude with P = 300 - 420d and A <= 0.5m
RY Lac are superimposed by oscillations with P = 38 - 91d.
SS Lac Probable member of the open cluster NGC 7209. Min II 10.5; Min II -
SS Lac Min I = 0.57P; d = 0.008P. Apsidal motion with P = 1000 yr is
SS Lac possible.
ST Lac Elements should be checked.
SU Lac P var. Max = 2412748 + 279.10d*E (JD2412700 - 27000) [05707]; Max =
SU Lac 2426972 + 286.74d*E (JD2426900 - 31000); Max = 2431008 + 306.0d*E
SU Lac (JD2431000 - 33150) [00001]; Max = 2433150 + 319.14d*E (JD2433150 -
SU Lac 42150) [05707]; since JD2442100 - see Table.
SW Lac Min II 9.31. P var. Min I = 2418943.712 + 0.32071236d*E (JD2410000
SW Lac - 19990); Min I = 2420038.621 + 0.32071510d*E (JD2419990 - 25210);
SW Lac Min I = 2430996.525 + 0.32071665d*E (JD2425210 - 33690); Min I =
SW Lac 2436046.5634 + 0.32072132d*E (JD2433690 - 36755) [05222]; Min I =
SW Lac 2437572.5723 + 0.32072811d*E (JD2436755 - 40000) [03374]; Min I =
SW Lac 2440467.4592 + 0.32072480d*E (JD2440110 - 40500) [06089]; Min I =
SW Lac 2441249.3737 + 0.3207197d*E (JD2440500 - 41600); [00001]; Min I =
SW Lac 2442697.4039 + 0.3207144d*E (JD2441600 - 43100) [09295]; Min I =
SW Lac 2443459.7476 + 0.3207216d*E (JD2443100 - 44400) [09297]; Min I =
SW Lac 2444856.8064 + 0.3207184d*E (JD2444400 - 44900) [00001]; since
SW Lac JD2444900 - see Table. Shape of the light curve, depths of minima
SW Lac and heights of maxima vary.
TW Lac d = 0.018P. P var. Min I = 2424387.332 + 3.0374936d*E (JD2424380 -
TW Lac 34000) [02389]; Min I = 2434049.593 + 3.037520d*E (JD2434000 -
TW Lac 36560) [03115]; since JD2441500 - see Table.
TZ Lac In the region of the open cluster NGC 7243.
UW Lac Depth of Min II 0.05m; d = 0.028P. P var. Min I = 2429158.17 +
UW Lac 5.2902d*E (JD2414580 - 29440) [01813]; Min I = 2429158.17 +
UW Lac 5.290000d*E (JD2429440 - 35800) [03115]; since JD2436800 - see
UW Lac Table. Apsidal motion is possible [09300].
UY Lac d = 0.022P.
UZ Lac P var?
VX Lac P var. Min = 2424791.488 + 1.0744891d*E (JD2424700 - 32400); Min =
VX Lac 2432479.477 + 1.0744991d*E (JD2432400 - 40510); Min = 2440750.971 +
VX Lac 1.0744881d*E (JD2440750 - 43000) [07552]; since JD2443000 - see
VX Lac Table.
VY Lac Min II 10.6. P var? Min I = 2434629.392 + 1.036245d*E (JD2424700 -
VY Lac 39830) [01804]; since JD2440080 - see Table.
WY Lac Light variations with P = 850d and A = 1.5m are superimposed by
WY Lac variations with P = 50d and A = 1m.
XX Lac In the region of the open cluster NGC 7243.
XZ Lac P var.
AG Lac Min II 14.0.
AR Lac Min II 6.43; Min II - Min I = 0.5018P; dI = 0.045P; DII = 0.13P;
AR Lac dII = 0.00P. P var. Min I = 2426624.378 + 1.983244d*E (JD2415300 -
AR Lac 26800) [09309]; Min I = 2429535.739 + 1.9832125d*E (JD2426800 -
AR Lac 36000) [09312]; Min I = 2437018.414 + 1.983252d*E (JD2436000 -
AR Lac 37500) [00001]; since JD2437500 - see Table. There is a square term
AR Lac in the elements given in the Table: - 5.24d*10**(-9)*E**2. Shape of
AR Lac the light curve varies; there is a distortion wave with A up to
AR Lac 0.13mV migrating in the direction of decreasing phases with P ~2.5
AR Lac yr. Spectrum investigations [01816,09315, 9316].
AU Lac Min II 12.2; Min II - Min I = 0.53P.
AW Lac Min II 11.2.
BH Lac Hydrogen lines in the spectrum are sharp and deep [03149].
BL Lac Z = 0.07; B-V = +1.0. Light curve graph [06784].
BM Lac The elements are valid in the interval JD2425200 - 26250.
BT Lac There is a square term in the elements: -0.0004d*E**2. Epoch of Max
BT Lac brightness is given in the Table. Mean brightness varies in the
BT Lac range 13.8m - 15.2m with P = 654d. Mean amplitude of the
BT Lac shortperiodical variations is ~1.5m. There occur changes of
BT Lac primaries and secondaries minima into each other.
BU Lac The main variation is superimposed by waves with a possible period
BU Lac -200d.
CG Lac Min II 14.0.
CM Lac Min II 8.53; DII = 0.12P.
CN Lac Min II 12.6. In the region of the open cluster NGC 7209. Not member
CN Lac of the cluster.
CO Lac Min II 10.79. Apsidal motion with P = 42.3 yr is observed. There is
CO Lac a periodic term in The elements given in the Table: -0.0133d
CO Lac cos(157.7{deg} + 0.0359{deg}*E). Min II = 2427534.8439 +
CO Lac 1.5422075d*E + 0.0133d cos(157.7{deg} + 0.0359{deg}*E).
CS Lac Min II 9.4.
CZ Lac {Delta}(S) = 1. P var. Max = 2432878.234 + 0.43210346d*E (JD2428700
CZ Lac - 39400) [01442]; Max = 2443081.309 + 0.4319850d*E (JD2439400 -
CZ Lac 43100) [05839]; Max = 2444080.122 + 0.432114d*E (JD2443800 - 44100)
CZ Lac [09009]; since JD2445100 - see Table.
DD Lac VB A (B 9.2m, 69", 16{deg}). P var. Max = 2421914.178 +
DD Lac 0.19309018d*E - 0.001798d*10**(-8)*E**2 (JD2421400 - 37600)
DD Lac [05711]; since JD2443000 - see Table. According to [09337]
DD Lac simultaneously the pulsations with the following periods are
DD Lac observed (the corresponding AB values are given in the brackets):
DD Lac P1 = 0.193082d (0.080m), P2 = 0.197382d (0.034m), P3 = 0.182115d
DD Lac (0.020m), P4 = 0.187438d (0.016m), P5 = 0.095109d (0.010m), P6 =
DD Lac 0.23583d (0.008m). A var; 0.04m <= A <= 0.12m.
DE Lac {Delta}(S) = 5. P var. Max = 2428807.130 + 0.2536940d*E (JD2427000
DE Lac - 33000); Max = 2433005.766 + 0.2536929d*E (JD2433000 - 39100)
DE Lac [03378]; since JD2442000 - see Table.
DF Lac [A/H] = 0.2.
DG Lac P var. Min = 2426266.355 + 2.206435d*E (JD2426200 - 40000) [04961];
DG Lac since JD2440000 - see Table.
DH Lac P var. Max = 2418240 + 284.8d*E (JD2418000 - 27350); since
DH Lac JD2427300 - see Table.
DM Lac Erroneously labeled VV306, instead of VV307, in the chart [05862].
DO Lac According to [00085], EA.
EG Lac P > 50d? [05386].
EM Lac Min II 13.09.
EN Lac VB A (B 11.32mV, 27", 345{deg}; C 9.0mV, 62", 48{deg}); SB1 (Porb =
EN Lac 12.0968d). Eclipsing system with a pulsating primary component of
EN Lac BCEP type. Depth of Min I 0.05mB. Min I = 2444909.4339 +
EN Lac 12.096816d*E; D = 0.015P, d = 0.000P. Simultaneously pulsations are
EN Lac observed with the periods P1 = 0.169170d, P2 = 0.170770d, P3 =
EN Lac 0.181692d [09346]. The corresponding amplitudes of pulsations vary.
EN Lac The values of the amplitudes in B system are as follows: A1 =
EN Lac 0.046m, A2 = 0.024m, A3 = 0.022m (1952 - 1965); A1 = 0.016m, A2 =
EN Lac 0.010m, A3 = 0.014m (1977); A1 = 0.010m, A2 = 0.014m, A3 = 0.023m
EN Lac (1980 - 81). 0.01m <= A <= 0.11m.
EO Lac Min II 12.9; Min II - Min I = 0.485P.
EP Lac Depth of Min II 0.04m.
ER Lac Depth of Min II 0.05m:.
ES Lac Min II 11.6; Min II - Min I = 0.57P. Apsidal motion is possible:
ES Lac Min II = 2433582.95 + 4.459451d*E [09347].
EU Lac The chart in [05862] is wrong.
EV Lac VB A (B 12.74mB, 10", 260{deg}, 1949). Dark companion (A = 0.0206",
EV Lac P = 45 yr, E = 0.5) [09348]. In 1979 sinusoidal light oscillations
EV Lac were observed in the range 10.20m - 10.27mV: Min = 2444037.576 +
EV Lac 4.378d*E [09349]. In 1974 - 76 such periodicity was not observed
EV Lac [09350].
EW Lac Non-radial pulsations with P = 0.7d - 0.8d are also possible
EW Lac [09351,09352].
EX Lac d = 0.050P.
FQ Lac A var; P var. Elements given in the Table are valid in the
FQ Lac intervale JD2427950 - 31700.
FU Lac d = 0.013P.
GS Lac Min II 15.2.
GX Lac Min II 10.23.
HK Lac SB1 (Porb = 24.4284d [09355]).
HM Lac Depth of Min II 0.05m.
HN Lac Min II 14.7.
HQ Lac Erroneously labeled VV307, instead of VV306, in the chart [05862].
HR Lac Min II 14.3.
HT Lac In the region of the open cluster NGC 7209.
HW Lac Min II 14.8.
HX Lac Min II 14.8.
HZ Lac Min II 15.0.
IM Lac Min II 13.2.
IN Lac E?
IP Lac Min II 14.0.
IR Lac Min II 15.4; d = 0.03P.
IT Lac P var.
IU Lac Min II 13.5.
IY Lac Blazhko effect?
IZ Lac Min II 12.7.
KO Lac Min II 14.7.
KP Lac P < 1d.
KR Lac Min II 15.8; dII = 0.05P.
KS Lac Depth of Min II 0.03m.
KU Lac Depth of Min II 0.03m.
LU Lac Min II 15.32.
LW Lac d = 0.03P. Depth of Min II 0.03m?
LY Lac Min II 12.6.
LZ Lac Min II 12.5.
MO Lac d = 0.04P. Depth of Min II 0.05m.
MP Lac Min II 12.5.
MV Lac Min II 15.0.
MZ Lac Min II 12.1; Min II - Min I = 0.713P. Min II = 2433872.702 +
MZ Lac 3.158719d*E. Elements for Min I are given in the Table.
NN Lac d = 0.02P. np (usually brighter) component of a close pair. The
NN Lac range of combined brightness is given in the Table.
NO Lac Depth of Min II 0.03m.
NR Lac Min II 13.4. Sp (brighter) component of a close pair. The range of
NR Lac combined brightness is given in the Table.
NU Lac EW?
NW Lac Min II 13.9. Close binary, the components of which are equal in
NW Lac brightness at minimum light. The range of combined brightness is
NW Lac given in the Table.
OO Lac Min II 12.8.
OV Lac 150d <= P <= 200d.
OX Lac Depth of Min II 0.04m.
PP Lac Min II 12.0.
PT Lac Min II 15.4.
PZ Lac In the region of the open cluster NGC 7243.
QQ Lac In the region of the open cluster NGC 7243.
QU Lac Depth of Min II 0.04m.
V0335 Lac Min II 15.8.
V0338 Lac In the region of the open cluster IC 1434.
V0339 Lac P = 3.4084964d?
V0340 Lac Min II 12.4; Min II - Min I = 0.762P; Min II = 2432858.521 +
V0340 Lac 19.943102d*E. Elements for Min I are given in the Table.
V0342 Lac Min II 12.9.
V0343 Lac Min II - Min I = 0.57P. Depth of Min II 0.03m:.
V0344 Lac Min II 13.0. Min I = 2433873.5784 + 0.39222768d*E (JD2432800 -
V0344 Lac 35800); since JD2445200 - see Table.
V0345 Lac Min II 11.6; Min II - Min I = 0.340P; DII = 0.040P; dII = 0.014P.
V0345 Lac Apsidal motion is possible.
V0347 Lac VB.
V0350 Lac VB A (B 9.7m, 66", 94{deg}); SB1 (P = 17.755d [09356]). Min II 6.45
V0350 Lac [07468]. Mean magnitude varies. See also [08933].
V0355 Lac Northern component of a pair.
V0360 Lac SB2 (P = 10d [09357]). Min II 5.93.
V0362 Lac VB A (B 13.2m, 1.8", 49{deg}).
V0363 Lac VB A (B 11.3m, F6 III - V:, 6.3", 325{deg}).
V0364 Lac Min II 9.15; Min II - Min I = 0.52P; dI = 0.003P, DII = 0.077P, dII
V0364 Lac = 0.009P.
V0412 Lac SB, Porb = 41.95yr.
V0413 Lac SB, Porb = 2.9833d.
V0442 Lac Quasi-periodic brightness variations of a planetary nebula,
V0442 Lac possibly due to variable mass loss or pulsations.
V0450 Lac MinII 13.65.
V0457 Lac A twice shorter period is not excluded.
V0468 Lac Multiperiodic.
V0485 Lac O'Connell effect.
V0493 Lac EW type with a twice longer period is also possible.
V0514 Lac A twice longer period is also possible.
V0524 Lac VB A (B 4", 112{deg}, 1998). Double-mode pulsation. The other
V0524 Lac period is 0.101399d.
V0529 Lac VB A (B 5", 297{deg}, 1998).
V0556 Lac A twice longer period is also possible.
V0568 Lac P = 0.12351d is also possible.
V0600 Lac VB A (B 4.5", 207{deg}, 1998).
V0607 Lac Near the galaxy 2MASX J22525476+5235101.
V0639 Lac A twice longer period is also possible.
V0651 Lac RRC type with P = 0.4109221d is also possible.
R Leo P var. Max = 2385112 + 312.43d*E (JD2385100 - 2402500); Max =
R Leo 2402929 + 314.33d*E (JD2402500 - 11500); Max = 2411416 + 308.93d*E
R Leo (JD2411500 - 16500); Max = 2416984 + 317.84d*E (JD2416500 - 22500);
R Leo Max = 2423328 + 312.75d*E (JD2422500 - 27000); Max = 2427081 +
R Leo 307.40d*E (JD2427000 - 30000); Max = 2437337 + 312.13d*E (JD2430000
R Leo - 37500); since JD2437500 - see Table. SiO, H2O, OH maser.
S Leo P var. Max = 2420654 + 189.24d*E (JD2420200 - 26100); Max = 2426142
S Leo + 185.92d*E (JD2426100 - 28100); since JD2428100 - see Table.
V Leo H2O maser.
W Leo P var. Max = 2434651 + 385.41d*E (JD2409500 - 35000); since
W Leo JD2437500 - see Table. OH maser.
Y Leo P var. Min = 2422372.520 + 1.6860978d*E (JD2418000 - 23500)
Y Leo [02389]; Min = 2422372.5368 + 1.68607314d*E (JD2423500 - 38600)
Y Leo [09307]; since JD2438600 - see Table. There is periodic term in the
Y Leo elements given in the Table: +0.00375d*sin(0.21487{deg}*E +
Y Leo 141.7{deg}). Depth of Min II 0.1m IR.
RR Leo {Delta}(S) = 7.1. P var. Max = 2430440.3385 + 0.45238172d*E +
RR Leo 1.963d*10**(-10)*E**2 (1898 - 1977) [08299]; since JD2441400 - see
RR Leo Table.
RT Leo Min II 10.5.
RW Leo P var. Before JD2440800 Min = 2424993.458 + 1.6825365d*E [03115];
RW Leo since JD2440800 - see Table.
RX Leo {Delta}(S) = 6.8.
SS Leo P var. Max = 2415485.723 + 0.62633242d*E (JD2414000 - 22000)
SS Leo [00752]; since JD2422000 - see Table. [Fe/H] = -1.59.
ST Leo (k - b)2 = 0.08.
SZ Leo P var. Before JD2442500 Max = 2425331.400 + 0.5340833d*E [04157];
SZ Leo since JD2442500 - see Table. Light curve shape var?
TU Leo Minor planet (8) Flora.
TV Leo P var. Max = 2419852.318 + 0.6728362d*E (JD2419000 - 28000)
TV Leo [00001]; since JD2437000 - see Table. (k - b)2 = -0.01.
TX Leo VB A (B 7.8m, 2", 157{deg}, 1971); A binary according to lunar
TX Leo occultation data: ro = 0.0005". The range of combined brightness is
TX Leo given. Min II 5.69; DII = 0.19P; Min II - Min I = 0.550P.
TY Leo Elements need confirmation.
UU Leo Min II 11.5. P var. Since JD2430000 - see Table.
UV Leo Min II 9.49; d = 0.014P. P var. Before JD2434000 Min I =
UV Leo 2425574.302 + 0.60008516d*E [07554]; since JD2434000 - see Table.
UX Leo Min II 10.4. Moments of Min by BBSAG contradict the tabulated
UX Leo elements.
UZ Leo Min II 10.12. P var, nonlinear term: +2.8d*10**(-12)*E**2.
XX Leo Min II 11.4. Period should be checked.
XY Leo Min II 9.80. P var. Min = 2435195.66306 + 0.2841091d*E (JD2434000 -
XY Leo 36500) [03392]; Min = 2437376.465 + 0.28409592d*E (JD2436500 -
XY Leo 40000) [00001]; Min = 2441005.5364 + 0.28410727d*E (JD2441000 -
XY Leo 44000) [09084]; since JD2444000 - see Table. The light curve shape
XY Leo var.
XZ Leo Min II 11.1.
AB Leo Epoch of Min is given. According to [01853], Max = 2428880 +
AB Leo 103.2d*E (JD2414600 - 19000, 2428000 - 31600); During other time
AB Leo intervals cycles 75d - 125d.
AD Leo {mu} = 0.49", P = 265{deg}; {pi} = 0.20". X-ray and radio source.
AD Leo Astrometric binary?
AF Leo H2O maser.
AM Leo VB A (B 10.64m, 11", 270{deg}). Min II 9.83.
AP Leo Min II 9.88. P var. Min = 2414986.868 + 0.430350d*E (JD2414700 -
AP Leo 18600); since JD2418600 - see Table. Light curve shape var.
AQ Leo Elements for fundamental mode pulsations (P0) see Table. For the
AQ Leo first overtone: P1 var?; P1 = 0.4101369d (1929 - 1969); P1 =
AQ Leo 0.410130d (1957 - 1969); during 1973 - 1975 Max1 = 2441766.486 +
AQ Leo 0.4101487d*E. {delta}(M0) = 0.23m, {delta}(M1) = 0.46M.
AU Leo Vr = +7545 km/s. Variability is doubtful.
BB Leo [Fe/H] = -1.32.
BL Leo Min II14.4. P var. Since JD2442000 - see Table.
BV Leo Min II 16.1.
BW Leo Min II 15.4.
BX Leo [Fe/H] = -1.23.
BZ Leo Min II 15.8.
CD Leo Light curve shape var.
CE Leo Min II 12.5. P var? Min by BBSAG contradict the tabulated elements.
CN Leo Mu = 4.7", P = 235{deg}; {pi} = 0.41". Soft X-ray source, radio
CN Leo source.
CW Leo Dust envelope, 6"*4". Molecular radioemission: SiO, SiS, HCN, HC3N,
CW Leo CO, H2O, NH3, etc. Polarization in I band up to 24%.
CX Leo VB A (B 12.3m, 132{deg}); SB (Porb = 12685.4d).
CY Leo {mu} = 0.307", P = 141.3{deg}; {pi} = 0.022". Outside flares
CY Leo {Delta}(m) < = 0.036m; P = 600s, 822s, 1638s [06209]. A single
CY Leo strong flare with {delta}(M) = 0.61m in blue light of 10 Min
CY Leo duration was observed [06141], which is attributed by several
CY Leo authors to the presence of a red flaring companion.
DE Leo P = 1.2d - 2.0d?
DG Leo VB B (A 6.6m, A 8IV, SB2, Porb = 4.15d; B 6.9m, 0.271", 211.2{deg},
DG Leo 1980, Porb ~200yr). The range of the bombined brightness is given.
DH Leo SB1, Porb = 1.070354d.
FL Leo Variability range according to E.M. Halbedel, IBVS No. 3502, 1990.
FX Leo Not a nearby star (despite having a Gl number).
GU Leo MinII 12.19.
GV Leo MinII 11.87.
HI Leo The depth of MinII is 0.5.
HK Leo Epoch of Min is given.
HM Leo Porb = 0.1868d.
HQ Leo The tabulated amplitude was probably influenced by a companion in
HQ Leo 35" np.
HY Leo Porb = 0.1736d; Pspin = 0.04804d.
IK Leo Superhumps P = 0.056281d.
IQ Leo Min II = 15.2.
IU Leo Porb = 0.3763d.
KO Leo P = 0.293919d is also possible.
KT Leo P = 0.256494 is also possible.
KV Leo Multiperiodic. SB?
LR Leo Pulsates in the first overtone (see Table) and fundamental (Max =
LR Leo 2454701.577 + 0.557447d x E) modes. P1/P0 = 0.7469. A nonradial
LR Leo mode with P = 0.559369d may also be present.
LU Leo O'Connell effect.
LY Leo O'Connell effect.
LZ Leo VB A (13.6mV; B 15.7mV, 9", 258{deg}, 2000).
MV Leo Porb = 0.14608d.
NV Leo Double-mode pulsations. The Table gives the first-overtone light
NV Leo elements. For the fundamental mode, Max = 2454800.541 + 0.483098d x
NV Leo E. P1/P0 = 0.7441.
OX Leo Multiperiodic. P2 = 0.89405d.
PS Leo P1 is presented in the Table. P0 = 0.509437d; P1/P0 = 0.7443.
PW Leo P1 is presented in the Table. P0 = 0.503529d; P1/P0 = 0.7454.
PX Leo P1 is presented in the Table. P0 = 0.521624d; P1/P0 = 0.7456.
PY Leo P1 is presented in the Table. P0 = 0.530969d; P1/P0 = 0.7455.
PZ Leo P1 is presented in the Table. P0 = 0.536083d; P1/P0 = 0.7462.
QQ Leo P1 is presented in the Table. P0 = 0.502380d; P1/P0 = 0.7456.
QR Leo P1 is presented in the Table. P0 = 0.561943d; P1/P0 = 0.7460.
QS Leo P1 is presented in the Table. P0 = 0.471002d; P1/P0 = 0.7440.
QU Leo P1 is presented in the Table. Additional non-radial mode, P =
QU Leo 0.359842d. P0 = 0.490181d; P1/P0 = 0.7441.
QV Leo P1 is presented in the Table. P0 = 0.560076d; P1/P0 = 0.7455.
QY Leo P1 is presented in the Table. P0 = 0.469265d; P1/P0 = 0.7432.
V0335 Leo P1 is presented in the Table. P0 = 0.481418d; P1/P0 = 0.7445.
V0338 Leo P1 is presented in the Table. P0 = 0.553220d; P1/P0 = 0.7466.
V0340 Leo P1 is presented in the Table. P0 = 0.489670d; P1/P0 = 0.7450.
V0342 Leo VB A (B 11.9m, 35", 300{deg}, 2011).
V0343 Leo P1 is presented in the Table. P0 = 0.465896d; P1/P0 = 0.7435.
V0344 Leo P1 is presented in the Table. P0 = 0.533747d; P1/P0 = 0.7461.
V0345 Leo P0 is presented in the Table. P1 = 0.358597d; P1/P0 = 0.7442.
V0350 Leo P1 is presented in the Table. P0 = 0.547015d; P1/P0 = 0.7460.
V0351 Leo P1 is presented in the Table. P0 = 0.472132d; P1/P0 = 0.7438.
R LMi SiO, H2O, OH mazer.
T LMi Min II 10.97. P var. Min I = 2420573.698 + 3.019889d*E (JD2420200 -
T LMi 25000); Min I = 2423856.323 + 3.0199336d*E (JD2423800 - 35500);
T LMi since JD2438400 - see Table.
U LMi 1m <= A <= 3.3m. Periodicity sometimes breaks down.
V LMi {Delta}(S) = 5.7.
Y LMi P var. Max = 2428636.322 + 0.52443938d*E + 0.0597d*
Y LMi *sin(0.0657{deg}*E + 27.2{deg}) (JD2425250 - 28500); Max =
Y LMi 2428636.348 + 0.5244564d*E (JD2428500 - 30000) [01856]; mean
Y LMi elements for interval JD2432200 - 38900 are given in the Table; in
Y LMi this interval the period changed with the cycle of ~2100d. Blazhko
Y LMi effect with the period 33.4d [01856]; 07m <= A <= 1.9m, 0.19P <= m
Y LMi - M <= 0.44P.
RT LMi Min II 11.7.
RU LMi Spectrum description [09326].
RW LMi VB A (B 15.5m B, 9", 10{deg}). 0.3m - 2.6m K, 7.64m - 10.71m, 9.7m
RW LMi - 14.6m R, 14.1m - 18.1m B, 14.8m - 18.6m U. Mean brightness
RW LMi varies. Gaseous-dust circumstellar envelope. CO emission. Spectrum
RW LMi description [09327].
RY LMi VB A (B 16.1m, dM2, 15", 126{deg}); {mu} = 0.14", P = 264{deg}. P0
RY LMi = 215.197388s, dP0/dt = 5.6s*10**(-14)/s, A0 = 0.0440m; P1 =
RY LMi 304.4s, A1 = 0.0150m; P2 = 271.0s, A2 = 0.0134m; P3 = 107.6s, A3 =
RY LMi 0.0032m; P4 = 126.2s, A4 = 0.0028m; P5 = 119.8s, A5 = 0.0026m. Mean
RY LMi brightness varies by 0.05m.
WZ LMi MinII 12.68.
XX LMi MinII 12.56.
XY LMi MinII 11.13.
XZ LMi SB1?
YY LMi SB1?
YZ LMi Min II = 19.3.
AC LMi Porb = 0.07938d.
AD LMi SB1, Porb = 15.465d.
AE LMi Min II = 13.1.
AF LMi Min II = 14.5.
AG LMi Min II = 10.75:. A twice longer period, with equally deep minima,
AG LMi is also possible.
AR LMi P1 is presented in the Table. P0 = 0.493881d; P1/P0 = 0.7448.
AV LMi P1 is presented in the Table. P0 = 0.547379d; P1/P0 = 0.7460.
AW LMi Additional non-radial mode, P = 0.3056288d; P(Blazhko) = 25d.
AX LMi P1 is presented in the Table. P0 = 0.487467d; P1/P0 = 0.7445.
AY LMi Additional non-radial mode, P = 0.313789d; P(Blazhko) = 13.4d.
AZ LMi P1 is presented in the Table. P0 = 0.571772d; P1/P0 = 0.7459.
BB LMi P1 is presented in the Table. P0 = 0.535953d; P1/P0 = 0.7463.
R Lep P var. Max = 2398883 + 436.44d*E (JD2398000 - 2412000); Max =
R Lep 2412849 + 418.04d*E (JD2412000 - 23000); Max = 2423300 + 441.38d*E
R Lep (JD2423000 - 36000); since JD2436000 - see Table. A var; 5.5m <=
R Lep Max <= 9.5m (Possible period is more than 40 years [03402]).
S Lep Mean magnitude varies with the cycle of 890d. H2O maser.
T Lep SiO maser.
U Lep P var. Max = 2425084.431 + 0.58147098d*E (JD2411000 - 25090); Max =
U Lep 2425084.431 + 0.58147377d*E (JD2425080 - 37700) [03403]; since
U Lep JD2436600 - see Table. {Delta}(S) = 8.5; (k - b)2 = 0.00.
V Lep Min II 9.9.
Z Lep Min II 12.0:.
RR Lep Min II 10.4.
RS Lep Min II 9.96.
RU Lep P var?
RZ Lep S 4/4.
SS Lep SB2 (Porb = 258.2d [09363]).
SY Lep VB A (B 15.2m: V, 18", 270{deg}).
AM Lep VB B (A = HR 1696, 4.45m, B8V; B 12", 337{deg}, 1998).
BC Lep Min II = 10.70.
BH Lep A brown dwarf with periodic brightness variations.
BL Lep VB (6", 19{deg}, 1999); the variable is probably the southern
BL Lep component. Combined magnitudes are presented in the Table.
BN Lep P varies strongly.
BO Lep VB A (11.4mV; B 11.6mV, 19", 163{deg}, 1998).
S Lib P var. Max = 2405692 + 192.14d*E (JD2402700 - 24000); Max = 2424141
S Lib + 194.74d*E (JD2424000 - 30500); Max = 2431900 + 190.34d*E
S Lib (JD2430500 - 37200); Max = 2439203 + 197.61d*E (JD2437200 - 39300);
S Lib since JD2441000 - see Table. Mean value of the period is given in
S Lib the Table. A var (1.8m <= A <= 5m).
W Lib P var. Max = 2412272 + 203.76d*E (JD2412000 - 28500); Max = 2428573
W Lib + 201.48d*E (JD2428500 - 34000); since JD2434000 - see Table.
X Lib P var. Max = 2423500 + 165.75d*E (JD2413000 - 25000); since
X Lib JD2425000 - see Table.
Y Lib P var. Max = 2413452 + 275.7d*E (JD2413400 - 22000); Max = 2422273
Y Lib + 272.5d*E (JD2422000 - 28000) [00458]; Max = 2434921 + 277.04d*E
Y Lib (JD2428000 - 35000); since JD2435000 - see Table.
Z Lib P var. Max = 2417736 + 294.5d*E (JD2407100 - 17800); since
Z Lib JD2424400 - see Table.
RR Lib P var. Max = 2409699 + 277.4d*E (JD2409600 - 15600); Max = 2416345
RR Lib + 273.2d*E (JD2416300 - 19700); Max = 2421027 + 278.6d*E (JD2421000
RR Lib - 27150) [00458]; since JD2427150 - see Table.
RS Lib P var. Max = 2413396 + 217.2d*E (JD2413300 - 20000); Max = 2420110
RS Lib + 219.6d*E (JD2420000 - 27500) [00458]; Max = 2429078 + 215.6d*E
RS Lib (JD2427500 - 35000); Max = 2438196 + 219.9d*E (JD2435000 - 42600);
RS Lib since JD2441700 - see Table.
RT Lib P var. Max = 2413776 + 254.21d*E (JD2413000 - 19000); since
RT Lib JD2419000 - see Table.
RU Lib P var. Max = 2413363 + 312.0d*E (JD2413300 - 16200); Max = 2416807
RU Lib + 322.5d*E (JD2416800 - 21000); Max = 2421309 + 317.0d*E (JD2421300
RU Lib - 24200); Max = 2424804 + 311.5d*E (JD2424800 - 29800) [00458]; Max
RU Lib = 2434909 + 319.9d*E (JD2429800 - 35000); since JD2437700 - see
RU Lib Table.
RV Lib Min II 9.44.
RX Lib [A/H] = -0.5. P var. Max = 2430913.6 + 24.950d*E (JD2425000 -
RX Lib 36300) [00266]; since JD2436300 - see Table.
SS Lib Min II 10.8; d = 0.030P.
ST Lib VB A (B 14m, 14", 0{deg}).
TV Lib {Delta}(S) = 2.5.
TY Lib d = 0.019P.
UW Lib [Fe/H] = - 0.25.
VV Lib P var. Max = 2424268.474 + 0.4781418d*E (JD2419800 - 2425000);
VV Lib since JD2425000 - see Table.
VW Lib Observations given in [00293] contradict the elements given in the
VW Lib Table.
VY Lib P var? [03506].{Delta}(S) = 6.
VZ Lib Min II 10.55; dI = 0.000P; dII = 0.005P. P var. Min I = 2429022.227
VZ Lib + 0.358053d*E (JD2428600 - 30400) [09368]; Min I = 2430899.223 +
VZ Lib 0.358448d*E (JD2430400 - 32400) [02532]; since JD2444330 - see
VZ Lib Table.
YZ Lib Min II 12.9.
AA Lib P var? The elements are valid in the interval JD2427800 - 29600.
AF Lib The chart in [06286] has south on top.
AP Lib Z = 0.0486.
AQ Lib [Fe/H] = -0.60.
BE Lib The chart in [06286] is wrong.
BH Lib Recommended chart in [06286]: part III, page 50.
BT Lib Min II 12.3.
BW Lib The chart in [06286] is wrong.
CG Lib [Fe/H] = -1.82. P var. Max = 2438592.287 + 0.3068674d*E (JD2427800
CG Lib - 39600) [07557]; since JD2439600 - see Table.
CQ Lib The coordinates in [01870] are wrong.
CZ Lib The chart in [06286], part I, page 40 is wrong. Recomended chart in
CZ Lib [06286]: part III, page 52.
EH Lib {Delta}(S) = 0. 9.35m <= Max < = 9.49m V; Max (A) = 2442162.556 +
EH Lib 0.273778d*E [09336].
ES Lib Min II 7.33.
EU Lib 70d <= P <= 90d.
FI Lib 90d <= P <= 110d.
FS Lib OH emission.
FX Lib Spectrum description [06167,09371].
KZ Lib MinII 11.22.
LZ Lib Deviations from the light curve with the tabulated period reveal P2
LZ Lib = 0.334339d, also with an EW light curve. A quadruple system?
MR Lib Blazhko effect, P = 41.7d.
NY Lib P = 0.361945d is also possible.
OO Lib P = 0.462571d is also possible.
OR Lib The mean brightness varies slowly.
OZ Lib Superposed variations with an amplitude up to 0.5m and a period
OZ Lib about 53d.
PT Lib Min II = 14.6. A twice shorter period and type RRC are possible.
PW Lib P varies? [80001].
QZ Lib Superhumps, P= 0.064602d.
V0339 Lib Min II = 14.2.
V0351 Lib Min II = 14.0.
V0364 Lib Two outbursts were observed. Porb = 0.70242d.
V0366 Lib P varies. The light elements in the Table are for JD 2453639 -
V0366 Lib 2455100.
V0368 Lib Double-mode pulsations. The Table contains light elements for the
V0368 Lib first overtone. Fundamental mode: Max = 2455000.800 + 0.57857d x E.
V0368 Lib P1/P0 = 0.7443.
V0377 Lib P1 is presented in the Table. P0 = 0.544401d; P1/P0 = 0.7455.
V0379 Lib P1 is presented in the Table. P0 = 0.483137d; P1/P0 = 0.7447.
del Lib VB A (B 11.3m, 9", 351{deg}; C 12.80m, 67", 90{deg}); Min II 4.98.
del Lib P var?
S Lup VB A (B = X Lup, 13", 176{deg}). P var. Max = 2411950 + 347.81d*E
S Lup (JD2411950 - 14000); Max = 2414040 + 339.31d*E (JD2414000 - 19000);
S Lup Max = 2419135 + 345.12d*E (JD2419000 - 26000); Max = 2426038 +
S Lup 336.60d*E (JD2426000 - 29500); Max = 2429743 + 345.15d*E (JD2429500
S Lup - 35000); since JD2437600 - see Table.
X Lup VB B (A = S Lup).
Y Lup P var. Max = 2424691 + 408.15d*E (JD2423000 - 25500); Max = 2425503
Y Lup + 394.81d*E (JD2425500 - 30250); Max = 2430641 + 407.75d*E
Y Lup (JD2430250 - 35000); since JD2437900 - see Table.
RU Lup Sometimes varies quasiperiodically: P1 = 3.5457d, P2 = 3.8375
RU Lup [02412]. H2O maser.
RY Lup Quasiperiodicity: P = 3.7609d [09366].
SX Lup Min II 11.8.
TY Lup The chart in [06286] is wrong.
UX Lup [A/H] = -0.9. P var. P = 16.2403d (JD2411526 - 14040); P = 16.2065d
UX Lup (JD2414040 - 24016); P = 16.2492d (JD2424016 - 25638); P = 16.1794d
UX Lup (JD2425638 - 26449); P = 16.2241d (JD2426449 - 29693) [05387].
VV Lup Close northern companion.
VZ Lup P var? Light curve shape var?
CC Lup The chart in [06286] is wrong.
CW Lup The charts in [06286] are wrong.
CX Lup Min II 12.8.
CY Lup High Max every 360d, especially faint Min 80d before these high
CY Lup Max.
DG Lup Min II 15.1.
DQ Lup The chart in [06286] is wrong.
DY Lup In [00087] the information on variability of DY Lup is accompanied
DY Lup by the coordinates of DZ Lup and vice versa. The chart for DY Lup
DY Lup in [06286] is labeled DZ Lup, the chart for DZ Lup in [06286] is
DY Lup wrong.
DZ Lup In [00087] the information on variability of DY Lup is accompanied
DZ Lup by the coordinates of DZ Lup and vice versa. The chart for DY Lup
DZ Lup in [06286] is labeled DZ Lup, the chart for DZ Lup in [06286] is
DZ Lup wrong.
EL Lup VB.
ER Lup P2 = 140d.
EU Lup The chart in [06286] is wrong.
FK Lup Min II 10.7:.
FM Lup The chart in [02385] is wrong.
FR Lup Deep Min II.
FT Lup Min II 9.98. dI = 0.025P?, dII >= 0.066P. P var. Before JD2439300
FT Lup Min I = 2427987.310 + 0.470089d*E [03948]; since JD2445000 - see
FT Lup Table. All the observations are well represented also by the
FT Lup elements: Min I = 2445061.834 + 0.470083d*E - 0.114d*10**(-9)*E**2
FT Lup [09360]. Light curve shape var?
FV Lup Min II 11.2.
GG Lup Min II 5.8.
GN Lup VB A (B 10.2m vis, 10", 98{deg}).
GO Lup Relatively short P.
GW Lup In the dark nebula Barnard 228.
HL Lup The initial identification with 2U 1543 - 47 is wrong. 2U 1543 - 47
HL Lup = IL Lup.
HM Lup B - V: +1.12.
HN Lup B - V: +1.55, +1.68.
HO Lup B - V: +0.70, +0.81.
OO Lup A twice shorter period is not excluded.
OR Lup SB3, G1IV/V + G8:V/IV: + K0:V.
OT Lup A twice shorter period is not excluded.
OU Lup MinII - MinI = 0.28P.
PP Lup MinII - MinI = 0.28P.
PQ Lup Blazhko effect, P=48.8d.
PS Lup P varies, current elements are given.
PZ Lup Min II = 10.67.
QQ Lup Min II = 13.2.
QT Lup Min II = 12.80.
QU Lup Min II = 10.53. dP/dt = -0.61 x 10^{-5} d/yr. VB AB (11.3, 11.3,
QU Lup 0.8", 326{deg}, 1991).
QV Lup Min II = 11.68.
QZ Lup Min II = 8.43:.
V0339 Lup Blazhko effect, P = 49.5d.
V0353 Lup Min II = 12.7.
V0363 Lup Min II = 11.85.
V0372 Lup OH, SiO maser.
V0378 Lup Min II = 11.0.
V0379 Lup Min II = 9.89.
V0386 Lup Min II = 11.3.
alf Lup VB A (B 14.0m, 27.6", 232{deg}, 1901). Soft X-ray source. P2 =
alf Lup 3.145d is possible [08417].
gam Lup SB, Porb = 2.8081d.
del Lup Less probable variant of elements: Max = 2441045.160 + 0.14273*E.
R Lyn S 4/5E - S 6/6 - .
S Lyn VB A (B 14m, 12.6", 155{deg}). P var. Max = 2414564 + 300.26d*E
S Lyn (JD2414500 - 27400); Max = 2434241 + 294.42d*E (JD2427400 - 35100);
S Lyn Max = 2440225 + 300.44d*E (JD2435100 - 40220); since JD2440220 -
S Lyn see Table.
T Lyn P var. Max = 2425012 + 419.0d*E (JD2412800 - 34700); since
T Lyn JD2434700 - see Table.
U Lyn H2O, OH emission. P var. Max = 2417168 + 440.3d*E (JD2417100 -
U Lyn 26000) [00458]; Max = 2435908 + 432.05d*E (JD2426000 - 36000); Max
U Lyn = 2439898 + 447.1d*E (JD2436000 - 40000); since JD2440000 - see
U Lyn Table.
V Lyn Cycles 55d and 87d replace one another. Mean brightness varies.
Y Lyn SB.
RR Lyn VB A (B 10m, 50"). Min II 5.90; Min II = 2438051.3115 +
RR Lyn 9.945074d*E; E = 0.081; Min II - Min I = 0.45P (JD2437700).
RW Lyn [Fe/H] = -1.37.
RZ Lyn Min II 10.8.
SW Lyn Min II 9.65; dI = 0.038P. P var. Min I = 2425643.323 + 0.6440661d*E
SW Lyn (JD2425640 - 35850) [02742]; Min I = 2438795.8016 + 0.6440520d*E
SW Lyn (JD2438380 - 840) [09387]; Min I = 2440614.0107 + 0.6440729d*E
SW Lyn (JD2439500 - 40620) [00001]; Min I = 2442786.4493 + 0.6440677d*E
SW Lyn (JD2440650 - 42790) [07292]; since JD2442780 - see Table.
SX Lyn Min II 10.1. P var. Min I = 2428636.375 + 2.0225615d*E (JD2427400 -
SX Lyn 34700) [00519]; Min I = 2442561.424 + 2.0225172d*E (JD2442400 -
SX Lyn 44000); since JD2444000 - see Table.
SZ Lyn SB (Porb = 1146d, E = 0.26 [09388]). {Delta}(S) = 0. There is a
SZ Lyn periodical term in the elements: -0.00573d cos 2{pi} (EP0/P1 +
SZ Lyn 0.007); P0 = 0.120534920d, P1 = 1150d. Amplitude and shape of the
SZ Lyn light curve vary.
TT Lyn {Delta}(S) = 7.
TV Lyn [Fe/H] = -0.99.
TW Lyn {Delta}(S) = 10. P var. Max = 2418676.804 + 0.4817201d*E (JD2418670
TW Lyn - 20155); Max = 2420155.685 + 0.4816929d*E (JD2420155 - 27480); Max
TW Lyn = 2427479.359 + 0.4817481d*E (JD2427480 - 28630); Max = 2428627.310
TW Lyn + 0.4818529d*E (JD2428620 - 37800) [02819]. Since JD2445000 - see
TW Lyn Table.
TZ Lyn Epoch of Min brightness is given.
UU Lyn Min II 11.82.
UV Lyn Min II 9.78.
UZ Lyn VR var (P = 0.065d [09392]).
VV Lyn VB A (B 11.76m, 38.6",354{deg}); SB.
VW Lyn P1 = 590s, P2 = 260s [09393].
CW Lyn Type RRC: is also possible.
DY Lyn MinII 10.16.
EO Lyn Min II = 14.1.
EQ Lyn Porb = 0.0599d.
EZ Lyn Brightenings and mini-outbursts between superoutburts, 16.5m -
EZ Lyn 17.1mV, with oscillations ({Delta} V about 0.2m, P = 0.0295d).
EZ Lyn Superhumps in superoutbursts: P = 0.0597d.
FG Lyn Min II = 11.00.
FH Lyn Porb = 0.2890d.
FI Lyn Min II = 10.18.
FL Lyn Possible Porb = 0.0687d. Superhumps P = 0.06921d.
FN Lyn Min II = 10.36.
FT Lyn Min II = 13.08.
HS Lyn A twice shorter period is not excluded.
IW Lyn VB A (B 7", 349{deg}, 1999).
IZ Lyn Probably a VB unresolved in the photometry.
KX Lyn [Fe/H] = -1.9.
LO Lyn Blazhko effect, P=9.763d.
LR Lyn Blazhko effect? [81001].
LV Lyn P0 is presented in the Table. P1 = 0.360108d; P1/P0 = 0.7460.
LW Lyn P1 is presented in the Table. P0 = 0.477799d; P1/P0 = 0.7442.
MM Lyn P1 is presented in the Table. P0 = 0.480261d; P1/P0 = 0.7442.
MQ Lyn Additional non-radial mode, P = 0.2534778d; P(Blazhko) = 22.7d.
MR Lyn P1 is presented in the Table. P0 = 0.485654d; P1/P0 = 0.7451.
MS Lyn Porb = 0.080d.
MT Lyn P1 is presented in the Table. P0 = 0.501434d; P1/P0 = 0.7447.
MV Lyn P1 is presented in the Table. P0 = 0.478181d; P1/P0 = 0.7442.
MW Lyn Period varies.
S Lyr P var. Max = 2416186 + 432.01d*E (JD2415700 - 20100); Max = 2420961
S Lyr + 445.83d*E (JD2420900 - 26500); Max = 2426748 + 429.01d*E
S Lyr (JD2426500 - 30700); Max = 2432357 + 441.88d*E (JD2432000 - 34600);
S Lyr since JD2442500 - see Table.
U Lyr VB A (B 13.0m, 9.4", 182{deg}). P var. Max = 2418345 + 459.22d*E
U Lyr (JD2418000 - 27000); since JD2432000 - see Table.
V Lyr OH maser.
W Lyr P var. Max = 2415578 + 198.39d*E (JD2413000 - 19000); Max = 2420322
W Lyr + 194.99d*E (JD2419000 - 25500); Max = 2431326 + 198.97d*E
W Lyr (JD2427000 - 31500); Max = 2432494 + 195.11d*E (JD2431500 - 36500);
W Lyr since JD2437500 - see Table.
Y Lyr {Delta}(S) = 0.8.
Z Lyr P var. Max = 2418150 + 285.07d*E (JD2417500 - 22200); Max = 2423600
Z Lyr + 291.37d*E (JD2422200 - 29500); Max = 2430000 + 284.00d*E
Z Lyr (JD2429500 - 36800); since JD2436800 - see Table.
RR Lyr [Fe/H] = -1.14. {Delta}(S) = 6. Blazhko effect of variable
RR Lyr amplitude (practically to complete disappearance of Blazhko
RR Lyr effect); Pi = 40.8d. Variations of Max light phase up to 0.14P;
RR Lyr magnitude in Max var in the range up to 0.6m, that in Min var in
RR Lyr the range up to 0.1m [03418].According to [07270], a cycle ~4 yr is
RR Lyr present in Blazhko effect amplitude changes; at the end of the
RR Lyr cycle the Blazhko effect phase changes abruptly by 0.25Pi. Magnetic
RR Lyr field strength varies with the pulsational period [09339]. P var.
RR Lyr Max = 2414856.480 + 0.56682069d*E (JD2414800 - 18800); Max =
RR Lyr 2421854.052 + 0.56685169d*E (JD2418800 - 26500) [09379]; Max =
RR Lyr 2426571.3828 + 0.56684333d*E (JD2426500 - 32500) [09338]; Max =
RR Lyr 2438215.9492 + 0.566830d*E (JD2438000 - 41000) [05238]; Max =
RR Lyr 2438215.9492 + 0.56683313d*E (JD2441000 - 42900) [09338]; since
RR Lyr JD2442900 - see Table.
RS Lyr P var. Max = 2415566 + 299.38d*E (JD2415000 - 24000); Max = 2425176
RS Lyr + 308.08d*E (JD2424000 - 37200); since JD2437200 - see Table.
RT Lyr P var. Max = 2437022 + 250.85d*E (JD2415000 - 39000); since
RT Lyr JD2439000 - see Table.
RU Lyr P var. Max = 2415983 + 370.70d*E (JD2415900 - 33000); Max = 2433035
RU Lyr + 363.0d*E (JD2433000 - 41000); since JD2441000 - see Table.
RV Lyr D = 0.015P. P var. Min = 2415949.7096 + 3.599007d*E (JD2412185 -
RV Lyr 16000); Min = 2415949.7096 + 3.599046d*E (JD2416000 - 21400)
RV Lyr [00001]; Min = 2432015.671 + 3.5989845d*E (JD2421400 - 32000); Min
RV Lyr = 2432015.671 + 3.5990235d*E (JD2432000 - 39300) [09085]; since
RV Lyr JD2442000 - see Table.
RW Lyr OH, H2O maser.
RX Lyr P var. Max = 2416226 + 249.94d*E (JD2415000 - 28800); since
RX Lyr JD2428800 - see Table.
RZ Lyr P var. Max = 2416415.360 + 0.51127069d*E (JD2413000 - 19000)
RZ Lyr [00001]; Max = 2426161.4375 + 0.51124948D*E (JD2426000 - 38000)
RZ Lyr [00323]; since JD2438000 - see Table. Blazhko effect, height of Max
RZ Lyr varies: 10.6m - 10.9m, Max ({Delta}(m)) = 2430904.3 + 116.654d*N +
RZ Lyr 0.01034d*N**2; Min ({Delta}(m)) - Max ({Delta}(m)) = 59.3d [03419].
RZ Lyr [Fe/H] = -1.69; {Delta}(S) = 10.0.
SS Lyr P var. Max = 2421695 + 350.48d*E (JD2416000 - 22500); Max = 2429991
SS Lyr + 355.22d*E (JD2429000 - 38000); since JD2438000 - see Table.
SZ Lyr According to [05750], during JD2434665 - 35044 the amplitude was
SZ Lyr twice smaller than usual (due to the depth of Min), and a temporary
SZ Lyr phase shift by 0.5P occured.
TT Lyr d = 0.010P; Min II 9.44.
TW Lyr VB A (B 15.2m pg, 14".70{deg}, 1912).
TY Lyr P var. Max = 2419285 + 336.49d:*E (JD2419000 - 23700); Max =
TY Lyr 2423985 + 329.79d*E (JD2423700 - 31250); since JD2438600 - see
TY Lyr Table.
TZ Lyr VB A (B 12.29m, 2.54", 2.5{deg}). Min II 11.05. P var. Min I =
TZ Lyr 2420669.480 + 0.5288234d*E (JD2420000 - 38000); since JD2438000 -
TZ Lyr see Table.
UX Lyr B - V: +0.11, +0.47.
UZ Lyr d = 0.012P:. P var. Min = 2424268.474 + 1.891253d*E (JD2422500 -
UZ Lyr 25500) [02087]; since JD2425500 - see Table.
AA Lyr Min II 13.5.
AH Lyr d = 0.03P. Min II 12.1.
AK Lyr Min II 12.9.
AL Lyr P var. Max = 2427865.82 + 12.9837d*E (JD2414800 - 28000) [00001];
AL Lyr Max = 2432889.03 + 12.98047d*E (JD2428000 - 35500) [04427]; since
AL Lyr JD2435500 - see Table.
AQ Lyr P var. Max = 2425301.592 + 0.3571721d*E (JD2425300 - 29000); Max =
AQ Lyr 2428944.739 + 0.3571285d*E (JD2429000 - 30200); Max = 2430158.976 +
AQ Lyr 0.3571611d*E (JD2430200 - 33900); Max = 2433909.178 + 0.3571861d*E
AQ Lyr (JD2433900 - 35700); during JD2435700 - 37800 - see Table. Blazhko
AQ Lyr effect? According to visual observations, 0.4m <= {Delta}(m) <=
AQ Lyr 1.2m.
AY Lyr Cycles of supermaxima 188.9d - 212.8d. Superhumps period: Ps =
AY Lyr 0.07552d [06249].
BF Lyr P var. Max = 2425296 + 130d*E (JD2425300 - 800); During JD2429045 -
BF Lyr 570 - see Table.
BH Lyr P var. Max = 2413712.358 + 0.6129028d*E (JD2413712 - 27927); Max =
BH Lyr 2434472.547 + 0.6128941d*E (JD2434472 - 36102); since JD2436423 -
BH Lyr see Table.
BQ Lyr {Delta}(S) = 0:.
BV Lyr d = 0.025P.
CC Lyr P var. Max = 2433182.7 + 24.028d*E (JD2426100 - 33400); Max =
CC Lyr 2437078.8 + 24.200d*E (JD2433400 - 37100) [00001]; Max = 2439418.5
CC Lyr + 24.185d*E (JD2437100 - 39420) [05644]; since JD2440400 - see
CC Lyr Table. Light curve shape var? [A/H] = -2.2.
CV Lyr Possible superposition of P2 = 135d.
CX Lyr P var. Max = 2418596.111 + 0.616689d*E (JD2414880 - 20000); Max =
CX Lyr 2427696.396 + 0.616669d*E (JD2427530 - 30610); since JD2433000 -
CX Lyr see Table. {Delta}(S) = 7:.
DD Lyr P var. Max = 2425494.334 + 0.372610d*E (JD2418900 - 27600) [00001];
DD Lyr since JD2427600 - see Table.
DF Lyr Min II 13.4.
DI Lyr P var. Max = 2437160.310 + 0.4174486d*E (JD2437160 - 39293); Max =
DI Lyr 2439293.468 + 0.4178451d*E (JD2439293 - 40768); since JD2440768 -
DI Lyr see Table.
DN Lyr P2 = 600d.
DR Lyr [Fe/H] = -1.41; {Delta}(S) =7.4.
DU Lyr Min II 13.3.
EN Lyr B - V: + 0.40. + 0.43. P var. {Delta}(m) var.
EP Lyr Max I Phase = 0.20P; Min II 10.36m - 10.58m, Phase = 0.50P; Max II
EP Lyr 10.01m - 10.10m, Phase = 0.70P. Secondary oscillations: P2 = 45.1d,
EP Lyr P3 = 7067d [09354].
EW Lyr P var; nonlinear term: +0.00210d*10**(-6)*E**2 (JD2426500 - 45500);
EW Lyr since JD2442000 the observations are represented also by the
EW Lyr elements: Min = 2445597.391 + 1.948763d*E [07037,00001].
EX Lyr [Fe/H] = -0.63; {Delta}(S) = 2.5.
EZ Lyr VB A (B 12.3m, 14", 302{deg}, 1934). P var. Since JD2426577 - see
EZ Lyr Table. {Delta}(S) = 7.1.
FG Lyr VB A (B 14m, <10"). d = 0.035P. P var?
FH Lyr P var?
FK Lyr The identification with HDE 337663(G5) [00021] is wrong.
FL Lyr Min II 9.52, DII = 0.05P.
FN Lyr B - V: +0.15, +0.48.
FO Lyr Min II 13.7.
GY Lyr The elements describe the brightest maxima. Between them there are
GY Lyr 2 - 3 waves of smaller amplitude. Red.
HP Lyr Min II 11.0.
HQ Lyr P var, periodic term: +30d*sin(8{deg}*E).
HT Lyr Min II 13.3.
HY Lyr Min II 14.1.
IK Lyr Blazhko effect?
IL Lyr According to [00569], Max = 2429375.519 + 0.377620d*E, M - m =
IL Lyr 0.14P:.
IO Lyr {Delta}(S) = 3.
IP Lyr Min II 13.3.
IW Lyr Min II 13.3.
IY Lyr Min II 14.1.
KM Lyr Blazhko effect: Pi = 30d, 0.14P <= M - m <= 0.20P.
KP Lyr ADS 11423 C (A 8.5m, B 9.7m; AB - C 77", 208{deg}; D 13.1m, C - D
KP Lyr 14", 61{deg}, 1904). P2 = 1300d is possible.
KR Lyr P var. The light curve shape var.
KT Lyr Min II 14.9.
KX Lyr {Delta}(S) = 0.
LQ Lyr [Fe/H] = -1.39; {Delta}(S) = 7.2.
LR Lyr P var? [Fe/H] = -1.41; {Delta}(S) = 7.4.
LT Lyr Rapid variation (0.5m in an hour) were observed.
LX Lyr {Delta}(S) = 8:.
LZ Lyr P var. Min = 2425347.565 + 1.611143d*E (JD2425347 - 32119) [00569];
LZ Lyr since JD2442870 - see Table.
MN Lyr Min II 14.1.
MR Lyr Alternative P = 0.66d:.
MS Lyr P < 0.5d?
MT Lyr Min II 16.2.
MV Lyr SB (Porb = 0.1336d [09373]). Quasiperiodic fadings of different
MV Lyr amplitude: Min = 2425558 + 455.5d*E (JD2425500 - 30100); Min =
MV Lyr 2430113 + 325.3d*E (JD2430100 - 36900); Min = 2436944 + 357.8d*E
MV Lyr (JD2436900 - 44100) [09372]. After JD2444100 the mean brightness
MV Lyr level became fainter by 5m; outbursts with an amplitude up to 3m of
MV Lyr 1 - 2 months duration are observed [09404]. During the bright level
MV Lyr of light, flickering up to 0.4m in 5 Min in U bAnd is observed
MV Lyr [00365]. Soft X-ray source. B - V: 0.00 +- 0.40; U - B: -0.86 +
MV Lyr -1.30.
MW Lyr P var. Max = 2429521.386 + 0.3978817d*E (JD2427700 - 36000); since
MW Lyr JD2436000 - see Table. Blazhko effect: Pi = 33.3d; the amplitude
MW Lyr varies by 0.6m.
MZ Lyr Min II 14.0.
NV Lyr d = 0.02P:.
NW Lyr P var. Max = 2436483.323 + 1.6012330d*E (JD2414500 - 36400)
NW Lyr [03506]; since JD2436400 - see Table. B - V: +0.38, +0.86.
NY Lyr Min II 13.1.
NZ Lyr O - C vary harmonically with an amplitude +- 0.01d, Pi ~2500P.
OQ Lyr VB (B 12.1m vis, 5.3", 175{deg}, 1930).
OS Lyr 40d <= P <= 60d. P2 = 400d - 500d is superimposed.
PQ Lyr d = 0.014P; Min II 14.9.
PS Lyr d = 0.02P:; Min II 11.4.
PU Lyr Close companions sf, s.
PV Lyr d = 0.03P:.
PY Lyr Min II 13.4. P var. Min I = 2434980.4372 + 0.38576671d*E (JD2432700
PY Lyr - 36900) [04248]; since JD2442500 - see Table.
QQ Lyr Min II 14.6.
QT Lyr Min II 14.6.
QU Lyr Min II 13.1.
V0335 Lyr Large scatter in the light curve.
V0336 Lyr P var. Min = 2429965.283 + 1.9049105d*E (JD2429370 - 31590); during
V0336 Lyr JD2438930 - 40010 - see Table.
V0337 Lyr Large scatter in the light curve.
V0348 Lyr Min II 16.8. The elements are valid during JD2444023 - 45232.
V0350 Lyr P var. The elements are valid during JD2438280 - 45232.
V0355 Lyr The elements are valid during JD2429322 - 45232.
V0356 Lyr VB A (B 17.5m, 10", 120{deg}, [00001]).
V0361 Lyr Min II 15.3, Max II 14.7, Max II - Min I = 0.70P. The elements are
V0361 Lyr valid during JD2433776 - 45232).
V0372 Lyr The chart in [03910] is wrong. Called GR256 in [06358] V454 Lyr.
V0380 Lyr Faint close companion nf.
V0385 Lyr Faint close companion sf.
V0388 Lyr No brightenings were observed during JD2438322 - 39289.
V0389 Lyr The elements are valid during JD2438322 - 40007.
V0390 Lyr The elements are valid during JD2439913 - 40007.
V0401 Lyr Min II 14.4:. The period may be spurious.
V0403 Lyr P var?, Pi = 500 P?
V0404 Lyr Min II 12.4.
V0406 Lyr Min II 13.0.
V0409 Lyr P var? The elements are valid during JD2434500 - 40000. Blazhko
V0409 Lyr effect?
V0411 Lyr Min II 14.4. Alternatively RRC (P = 0.291315d).
V0412 Lyr Min II 14.1; Min II - Min I = 0.48P.
V0413 Lyr Min II 14.8?
V0415 Lyr Cycle <= 150d.
V0417 Lyr Min II 16.2. P var?
V0418 Lyr P var. The elements are valid during JD2437100 - 40400.
V0423 Lyr Min II 15.5. P var?
V0424 Lyr Blazhko effect?
V0428 Lyr Min II 14.3. Apsidal motion?
V0429 Lyr Min II 14.8?
V0431 Lyr Min II 15.1.
V0435 Lyr Possibly ew with twice longer P. P may be spurious.
V0462 Lyr P var? The elements are valid during JD2439913 - 40007.
V0467 Lyr Min II 12.9. JD2415288 - 43287; the elements are valid during
V0467 Lyr JD2415288 - 43287; large scatter on the light curve. According to
V0467 Lyr [09412], during JD2443424 - 44165 the light variation range is
V0467 Lyr 12.4m - 12.6m pg, the elements are not valid.
V0470 Lyr U = 0.40", p = 7{deg}. P1 = 738.6s, P2 = 557.4s, P3 = 318.0s, P4 =
V0470 Lyr 291.9s, P5 = 259.1s.
V0473 Lyr P var, {Delta}(m) var. According to [09413], P = 1.490795d +
V0473 Lyr 1.22d*10**(-6)*(JD - 2443600)/365.25d. Cyclic P variations: P
V0473 Lyr {alpha} = 1178.5d; Pt = 2655d. {Delta}(m) varies with the period P
V0473 Lyr {alpha}; P4 = 1063.5d may be traced in the variations of Vr. 0.06m
V0473 Lyr <= {Delta}(m) <= 0.36m.
V0474 Lyr P2 = 76d.
V0477 Lyr The central star of planetary nebula Abell 46. Strong reflection
V0477 Lyr effect. Depths of minima: Min I 1.42m B, Min II ~0.1m B.
V0531 Lyr Minima observed only between JD 2448600 and 2448800.
V0550 Lyr SB, Porb = 1.0309d.
V0591 Lyr MinII 13.85.
V0592 Lyr MinII 12.82.
V0604 Lyr According to [78265], P = 11.5791 d.
V0608 Lyr Called SBG 3268 in [78267], in contradiction with the star's
V0608 Lyr coordinates and brightness.
V0609 Lyr The period in the table is twice that in [78267], to justify the
V0609 Lyr suggested classification.
V0627 Lyr According to [78267], P = 3.34154 d.
V0634 Lyr The coordinates in [78266] are wrong.
V0641 Lyr P = 0.4599d is not excluded.
V0664 Lyr VB A (A 13.0mV; B 14.5mV, 11", 302{deg}, 1998).
V0668 Lyr Multiperiodic.
V0691 Lyr O'Connell effect.
V0722 Lyr A post-asymptotic-branch star with non-periodic, sometimes rapid,
V0722 Lyr brightness variations.
V0723 Lyr Multiperiodic, P2 = 0.0745095d.
V0725 Lyr VB A (B 16.7mpg, 6", 102{deg}, 2000).
V0730 Lyr SRB type with P = 85d is also possible.
V0742 Lyr Pulsations: P = 40d - 50d, amplitude 0.4m.
V0753 Lyr VB A (B 4", 178{deg}, 1998).
V0754 Lyr O'Connell effect.
V0755 Lyr O'Connell effect.
V0757 Lyr Periods 2.2148d or 2.8458d are also possible.
V0758 Lyr O'Connell effect.
V0766 Lyr O'Connell effect.
V0775 Lyr O'Connell effect.
V0778 Lyr RRC type with P = 0.29403d or P = 0.2270d is also possible.
V0780 Lyr VB A (B 17.1m, 5", 307{deg}, 1998).
V0781 Lyr VB A (B 17.3m, 6", 191{deg}, 1998). The one-day alias, P =
V0781 Lyr 0.055562d, is also possible.
V0784 Lyr O'Connell effect.
V0785 Lyr Strong O'Connell effect.
V0798 Lyr Not red.
V0817 Lyr EW type with a twice longer period is not excluded.
V0827 Lyr VB A (B 5", 125{deg}, 2000); the range in the Table can be
V0827 Lyr influenced by the companion. Type EW with a twice longer period is
V0827 Lyr also possible.
V0836 Lyr Multiperiodic. P0 is presented in the Table; P1 = 0.090297d, P1/P0
V0836 Lyr = 0.7746; other periods.
V0846 Lyr VB B (A 14.9mG; B 15.3mG, 19", 146{deg}, 2000); the range in the
V0846 Lyr Table can be influenced by the companion.
V0868 Lyr P varies?
V0870 Lyr Variations on the Palomar red plates: 16.3mR (1950 June 17) and
V0870 Lyr 19.4mR (1987 June 21). The Table presents light elements for EA
V0870 Lyr variations during the high state.
V0874 Lyr The elements in the Table are for eclipses. ELL variations: P =
V0874 Lyr 0.857724d, amplitude 0.02m.
V0875 Lyr VB A (B 9.1mV, 1".3, 126{deg}, 2015). The amplitude is for combined
V0875 Lyr brightness.
alf Lyr IR excess.
bet Lyr ADS 11745 A (B 8.6m, B7V, 46", 149{deg}; C 13.0m, 47", 248{deg}).
bet Lyr Min II 3.85. P var. Nonlinear terms: +3.883d*10**(-6)*E**2 -
bet Lyr 0.10d*10**(-10)*E**3. Light curve shape var. Radio and X-ray
bet Lyr source. IR excess.
del 2 Lyr Open cluster {delta}**2 Lyr member [02505].
R Men Sometimes P = 120d; Sometimes P = 240d.
T Men In the Large Magellanic Cloud region; not a member of the Cloud.
T Men There is a sguare term in the elements: +8.1d*10**(-6)*E**2.
U Men VB A (B 10.4m, 0.6", 71{deg}, 1935.3). A var (0.8m <= A <= 2.9M). P
U Men var. Max = 2416927 + 426.9d*E (JD2415200 - 17400) [00207]; since
U Men JD2417400 - see Table.
V Men Epoch corresponds to the middle of the light curve ascending
V Men branch.
W Men The member of the Large Magellanic Cloud.
RR Men Min II 12.1.
RS Men In the Large Magellanic Cloud region; not a member of the Cloud.
RT Men In the Large Magellanic Cloud region; not a member of the Cloud.
RU Men In the Large Magellanic Cloud region; not a member of the Cloud.
RV Men In the Large Magellanic Cloud region; not a member of the Cloud.
RW Men In the Large Magellanic Cloud region; not a member of the Cloud.
TU Men Porb = 0.1176d [09376]. Superhump Period Ps = 0.12625d [04772].
TY Men Min II 8.47; d I = 0.00P, d II = 0.07P. Shape of the light curve
TY Men varies.
TZ Men Min II 6.36.
UX Men Min II 9.47; Min II - Min I = 0.50045P. One of the components may
UX Men be a physical variable.
WY Men In the region of the NGC 1841 globular cluster; not a member of the
WY Men cluster. In the halo of the magellanic clouds system.
WZ Men In the region of the NGC 1841 globular cluster, not a member of the
WZ Men cluster. In the halo of the Magellanic Clouds system.
XX Men In the region of the NGC 1841 globular cluster, not a member of the
XX Men cluster. In the halo of the Magellanic Clouds system.
XY Men In the Large Magellanic Cloud region; not a member of the Cloud.
XY Men Min II 10.88; dI = 0.05P; dII = 0.00P.
XZ Men There are there oscillations simultaneously: P1 = 0.1083d (A1 =
XZ Men 0.0094m B), P2 = 0.0855d (A2 = 0.0082m B), P3 = 0.0955d (A3 =
XZ Men 0.0058m B); P2/P1 = 0.789.
AN Men Type RRC: is also possible.
AT Men LMC non-member.
AU Men LMC non-member.
BB Men Min II = 11.80. P varies. dP/dt = +0.21 x 10^(-5) d/yr.
BC Men VB B (A 7.54m; AB 16", 260{deg}, 2000).
iot Men Min II 6.05.
R Mic P var. Max = 2413373 + 138.60d*E (JD2413300 - 29600) [00458]; Max =
R Mic 2432745 + 137.43d*E (JD2429600 - 34700); Max = 2435091 + 140.84d*E
R Mic (JD2434700 - 37800); since JD2437800 - see Table.
S Mic P var. Max = 2413499 + 214.5d*E (JD2413500 - 15900) [00458]; Max =
S Mic 2432102 + 208.23d*E (JD2422700 - 32200); since JD2432200 - see
S Mic Table.
U Mic OH, H2O emission.
V Mic OH, H20 emission.
Y Mic Mean brightness varies.
Z Mic (k - b)2 = 0.12; {Delta}(S) = 4.
RR Mic [A/H] = -1.4. P var. Max = 2433032.96 + 31.78175d*E (JD2415000 -
RR Mic 35300) [02747]; since JD2443600 - see Table.
RY Mic P var? Elements given in the Table represent observations in the
RY Mic interval JD2436100 - 40210. According to [00085] Max = 2428670 +
RY Mic 190d*E.
RZ Mic Min II 11.2.
TV Mic Min II 12.4.
UZ Mic Min II 12.4.
VW Mic In the interval JD2436600 - 840) Max = 2436807.248 + 0.35620d*E.
VW Mic Since JD2442600 - see Table.
WY Mic P = 0.511427d? [00001].
XZ Mic In the interval JD2436670 - 840 Max = 2436731.480 + 0.449208d*E.
XZ Mic Since JD2442630 - see Table.
ZZ Mic (k - b)2 = 021; {Delta}(S) = 0. P var? Max = 2437192.3131 +
ZZ Mic 0.0671786d*E (JD2437180 - 460) [04308]; Max = 2439320.2162 +
ZZ Mic 0.0671575d*E (JD2439320 - 340) [05683]; since JD2440440 - see
ZZ Mic Table. Further period increase is possible [09380]. According to
ZZ Mic [07985] there are two simultaneous oscillations with the periods P1
ZZ Mic and P2: P1 = 0.0654d, P2 = 0.0513d. P2/P1 = 0.784; A2(U) = 0.25
ZZ Mic A1(U).
AE Mic In the interval JD2436670 - 840 Max = 2436728.470 + 0.324142d*E.
AE Mic Since JD2442630 - see Table.
AH Mic Min II 13.6.
AT Mic VB (A 10.83m V, M 4.5Ve; B 10.9m V, M 4.5Ve; a = 6.40", P = 675 yr,
AT Mic e = 0.60 [09381]. {mu}, Vr, {pi} - common with AU Mic. Unusually
AT Mic high freguency of flares allows to suppose that both components are
AT Mic variable. The range of combined brightness variation of the system
AT Mic is given in the Table.
AU Mic {mu}, {pi}, Vr - common with AT Mic. SB? 0.20P <= M - m <= 0.55P.
AU Mic There are periodical light variations and also flares with A <=
AU Mic 0.5m U [08601].
AW Mic Shape of the light curve strongly varies. Multiperiodicity is
AW Mic possible.
AX Mic In minimum brightness B - V = +1.42, U - B = +1.20.
CZ Mic MinII 12.9:.
DE Mic MinII 8.00.
DS Mic Period varies [81001].
R Mon Peculiar non-stellar object at the apex of the reflection variable
R Mon [09396] cometary nebula NGC 2261. Probably young star surrounded by
R Mon dust cloud. Light curve in [09394].
S Mon In the open star cluster NGC 2264. VB A (B 8.2m, 2.9", 213{deg};
S Mon 9.9m, 16.6", 14{deg}.)
T Mon SB (Porb> = 70 yr [09397]). [A/H] = 0.3. There is a sguare term in
T Mon the elements given in the Table: +5.34d*10**(-6)*E**2. Deviations
T Mon from the parabola in the O - C, E diagram have a wave-like trend.
T Mon If this wave is attributed to the light-time effect, Porb = 100
T Mon years. The observations are also satisfied by the following system
T Mon of linear elements: Max = 2412874.56 + 27.0093d*E (JD2405200 -
T Mon 15250) [09398]; Max = 2426004.62 + 27.0180d*E (JD2415250 - 27150);
T Mon since JD2427150 - Max = 2436137.090 + 27.0205d*E [02392].
U Mon P var. Min = 2408897 + 92.26d*E (JD2408800 - 36210) [00368]; since
U Mon JD2437300 - see Table. Mean magnitude varies with the period 2320d
U Mon [00657]. Spectrum investigation [02226].
V Mon P var. Max = 2412172 + 334.5d*E (JD2412000 - 23500) [00458]; Max =
V Mon 2427870 + 332.5d*E (JD2423500 - 28200); Max = 2429904 + 342.0d*E
V Mon (JD2428200 - 30800); Max = 2439570 + 331.6d*E (JD2430800 - 41225);
V Mon since JD2441225 - see Table.
X Mon P var. Max = 2415078 + 154.0d*E (JD2415000 - 18800); Max = 2419758
X Mon + 149.6d*E (JD2419700 - 21000); Max = 2421136 + 155.0d*E (JD2421000
X Mon - 24600); Max = 2424673 + 169d*E (JD2424600 - 25600); Max = 2425644
X Mon + 155.6d*E (JD2425600 - 26800); Max = 2427028 + 150.7d*E (JD2427000
X Mon - 28000) [00458]; Max = 2429521 + 155.8d*E (JD2428000 - 36300); Max
X Mon = 2438846 + 145.3d*E (JD2437800 - 38900); since JD2440800 - see
X Mon Table. The amplitude strongly varies; sometimes irregular light
X Mon variations are observed.
Y Mon P var. Max = 2415792 + 228.6d*E (JD2415300 - 19700); Max = 2419928
Y Mon + 227.4d*E (JD2419700 - 24300) [00458]; Max = 2432647 + 233.3d*E
Y Mon (JD2424300 - 32900); since JD2432900 - see Table.
RR Mon P var. Max = 2417476 + 384.5d*E (JD2417400 - 19600) [00458]; since
RR Mon JD2419600 - see Table.
RU Mon Min II 11.06; D II var: 0.06P <= DII <= 0.12P; Min II - Min I var:
RU Mon 0.25P < = Min II - Min I <= 0.75P. P var. In the interval JD2429100
RU Mon - 38409 Min I = 2418357.0140; 3.5846794d(E - 406) - 0.429d cos
RU Mon {alpha} + 0.06d*sin(2{alpha}) + 0.010d*cos(3{alpha}) +
RU Mon 0.003d*sin(4{alpha}), MinII = 2418355.2220 + 3.5846794d(E - 406) +
RU Mon 0.429d cos {alpha} + 0.060D*sin(2{alpha}) - 0.010d cos*3{alpha} +
RU Mon 0.003d*sin(4{alpha}) (JD2416900 - 29100); Min I = 2429641.567 +
RU Mon 3.5846391d*(E - 3554) - 0.429d*cos({alpha}) + 0.060d*sin(2{alpha})
RU Mon + 0.010d*cos(3{alpha}) + 0.003d*sin(4{alpha}), Min II = 2429639.775
RU Mon + 3.5846391d(E - 3554) + 0.429d*cos({alpha}) + 0.060d*sin(2{alpha})
RU Mon - 0.010d*cos(3{alpha}) + 0.003d*sin(4{alpha}), where {alpha} =
RU Mon 0.01245{deg}(E - 406) [03445]. The epochs E are being calculated
RU Mon for Min I from JD hel. 2416901.205, and for Min II - from JD hel.
RU Mon 2416900.248. In the interval JD2438409 - 41743 Min I = 2438409.6045
RU Mon + 3.584586d(E - 6000) - 0.4290d*cos({alpha}) +
RU Mon 0.0620d*sin(2{alpha}) + 0.0107d*cos(3{alpha}) +
RU Mon 0.0026d*sin(4{alpha}) - 0.00036d cos 5{alpha}, Min II =
RU Mon 2438407.8122 + 3.584586d(E - 6000) + 0.4290d cos {alpha} +
RU Mon 0.0620d*sin(2{alpha}) - 0.0107d*cos(3{alpha}) +
RU Mon 0.0026d*sin(4{alpha}) + 0.00036d*cos(5{alpha}), where {alpha} =
RU Mon 0.012385{deg}(E - 406) [07987]. since JD2441743 - Min I =
RU Mon 2441743.2633 + 3.584670d(E - 6930) - 0.4336d cos {alpha} +
RU Mon 0.0634d*sin(2{alpha}) + 0.0111d*cos(3{alpha}) +
RU Mon 0.0021d*sin(4{alpha}), Min II = 2441741.4710 + 3.584689d(E - 6930)
RU Mon + 0.4336d cos {alpha} + 0.0634d*sin(2{alpha}) -
RU Mon 0.0111d*cos(3{alpha}) + 0.0021d*sin(4{alpha}), where {alpha} =
RU Mon 70.6{deg} + 0.0114{deg}(E - 6094) [09546]. Linear elements for Min
RU Mon I epochs in 1973 - 1990 are given in the Table. Corresponding
RU Mon elements for Min II epochs are: Min II = 2441741.575 + 3.584567d*E.
RU Mon E = 0.38. Apsidal motion period is 285 years.
RV Mon Mean brightness varies with P = 1047d.
RW Mon Min II 9.45; d I = 0.027P, d II = 0.023P. P var. Min I =
RW Mon 2417943.687 + 1.9061012d*E (JD2417940 - 32900) [03450]; since
RW Mon JD2432900 - see Table.
RX Mon P var. Max = 2418980 + 343.2d*E (JD2416200 - 19000); Max = 2423097
RX Mon + 338.9d*E (JD2422000 - 28500); since JD2428500 - see Table.
RY Mon VB A (B 12.29M, 28").
SS Mon In the region of the open cluster NGC 2264.
SU Mon S 5/7 - S 6/7. P var: 69d (JD2416700 - 19100); 203.5d (JD2420100 -
SU Mon 22920); 69d (JD2423000 - 30100). In the intervals JD2423000 - 520 -
SU Mon const (11.5m), JD2424820 - 980 - const (11.8m).
SV Mon [A/H] = 0.2. P var. Max = 2419041.805 + 15.230721d*E (JD2412000 -
SV Mon 22000) [00025]; Max = 2422651.931 + 15.23256d*E (JD2422600 - 23850)
SV Mon [09400]; Max = 2424571.60 + 15.2513d*E (JD2423850 - 24600); Max =
SV Mon 2434045.326 + 15.2304d*E (JD2424600 - 34100); since JD2433000 - see
SV Mon Table.
SX Mon Mean brightness varies with P = 1100d.
SZ Mon VB A (B 11m - 12m, 10" [09401]). Min II 10.55. P var. Min I =
SZ Mon 2426357.1 + 32.760d*E (JD2422000 - 26400); Min I = 2427861.2 +
SZ Mon 32.708d*E (JD2426750 - 32000); since JD2432800 - see Table. Shape
SZ Mon of the light curve varies. Heights of maxima and depths of minima
SZ Mon are constant.
TU Mon Min II 9.1.
TV Mon In the region of the open star cluster NGC 2237.
TW Mon Wachmann [03453] assigns the variable to the RRab type with the
TW Mon elements Max = 2433001.371 + 0.8743887*E, but notes a considerable
TW Mon dispersion of the points around the mean light curve obtained with
TW Mon this period. As the periods by Hessner (PH) and Wachmann (PW) are
TW Mon mutually related (1/PW ~1/PH + 1) it is more probable on account of
TW Mon the above mentioned circumstance that the variable belongs to
TW Mon cepheids.
TX Mon [A/H] = -0.3.
UV Mon The form of the light curve being unusual for RR Lyr type variables
UV Mon (Max II 13.5 at the phase 0.39P, Min II 13.8 at the phase 0.22P),
UV Mon the period may be doubtful, though it was found independently by
UV Mon two investigators [00380,03453].
UX Mon Min II 8.52; dI = 0.044P. P var? Brightness in maximum varies with
UX Mon the amplitude up to 0.2m.
VV Mon Min II 9.55; dI = dII = 0.07P. There is a square term in the
VV Mon elements given in the Table: -0.12d*10**(-7)*E**2.
VW Mon P var. Max = 2425243.40 + 0.6041350d*E (JD2414700 - 30700); since
VW Mon JD2430700 - see Table. In [00386,05448] And other previous works
VW Mon the spurious period value 1.532d is being accepted suggesting the
VW Mon curious nature of the variable. Serious observations are necessary
VW Mon to select the true value of the period.
VX Mon Depth of Min II 0.07m.
VY Mon In the region of the nebula IC 446.
XX Mon [A/H] = -0.2.
XZ Mon Min II 13.6; d = 0.02P:.
AA Mon [A/H] = -0.9. P var. Max = 2430788.266 + 3.938052d*E (JD2425300 -
AA Mon 34800) [03453]; since JD2434800 - see Table.
AC Mon In the region of the open cluster NGC 2323.
AK Mon P var. Max = 2425279 + 319.2d*E (JD2425200 - 28000); since
AK Mon JD2428000 - see Table.
AN Mon Min II 11.7:; d = 0.027P.
AO Mon Min II 10.16; DII = 0.14P; Min II - Min I = 0.4933P. P var. Min I =
AO Mon 2426735.333 + 1.884758d*E (JD2426700 - 40000); since JD2440000 -
AO Mon see Table.
AQ Mon Min II 10.9; DII = 0.05P; dI = 0.014P.
AR Mon Min II 9.03; d = 0.011P. There is a square term in the elements
AR Mon given in the Table: -1.22d*10**(-6)*E**2.
AU Mon Min II 8.2:. Shape of the light curve varies. Brightness in maximum
AU Mon varies periodically with the amplitude 0.2m: Max = 2443105 +
AU Mon 411d*E; M - m = 0.5P.
AV Mon Depth of Min II 0.04m.
AW Mon P var. Min = 2425649.053 + 20.797d*E (JD2425500 - 26400) [09408];
AW Mon Min = 2426439.340 + 20.81905d*E (JD2426400 - 35900) [00511]; since
AW Mon JD2435900 - see Table.
AX Mon Binary system with an envelope and gaseous streams. Porb = 232.60d
AX Mon [06103]. Spectrum investigation [09411]. Epoch of Min brightness
AX Mon preceeding the moment of conjunction for 0.25p is given in the
AX Mon Table; A = 0.4m U. Besides periodical variations, there are rapid
AX Mon light fluctuations up to 0.1m.
BB Mon Depth of Min II 0.04m.
BC Mon P var. Max = 2421240 + 275.8d*E (JD2421200 - 25960); Max = 2428880
BC Mon + 267.2d*E (JD2425960 - 30000); since JD2430000 - see Table.
BE Mon {Delta}(S) = 0.
BH Mon d = 0.01p:.
BM Mon Min II 12.3. According to [09415], apsidal motion is possible.
BO Mon Min II 10.1. P var. Min I = 2428211.596 + 2.2251753d*E (JD2415000 -
BO Mon 36000) [00007]; since JD2436000 - see Table.
BP Mon P var? Elements given in the Table are valid in the interval
BP Mon JD2425600 - 29700.
BT Mon VB A (B 16.0m, 10", 0{deg}). After the outburst in 1939 the
BT Mon brightness varies in the range 16.0m - 18.7m with the elements: Min
BT Mon = 2443491.7155 + 0.3338141d*E; D = 0.20p, 0 <= d < = 0.03p. Before
BT Mon the outburst in 1939, according to [09417], the following elements
BT Mon were valid: Min = 2429500.207 + 0.3338010d*E. Emission nebula with
BT Mon the radius of 3.8" was discovered in 1981 around the nova [09148].
BX Mon Usually was considered as mira type variable [09421]. In the Table
BX Mon the epoch of light maximum and the period are given according to
BX Mon [09419]. According to [09420] the Balmer emission lines originate
BX Mon in the nebulosity surrounding the symbiotic system and are excited
BX Mon by the hot component, and light variations are due to the orbital
BX Mon motion in the system.
BZ Mon d = 0.030P. In the region of the open cluster CR 106.
CC Mon In the region of the open cluster CR 106.
CD Mon P var. Max = 2427704 + 273.8d*E (JD2427400 - 30400); since
CD Mon JD2430400 - see Table.
CE Mon Min II 14.2.
CF Mon Min II 13.7; d = 0.02P:.
CH Mon d = 0.030P.
CS Mon VB A (B 13m, 9", 0{deg}).
CT Mon In the region of the open cluster NGC 2244.
CU Mon [A/H] = -0.2.
CV Mon In the centre of an anonymous open cluster. VB A (B 13.76m, 10",
CV Mon 270{deg}; C 13.72m, 14", 270{deg}). P var. Max = 2429805.142 +
CV Mon 5.378782d*E (JD2429360 - 36000); since JD2436000 - see Table.
DD Mon Min II 11.3.
DF Mon The chart in [05285] is wrong, the star observed was not DF Mon.
DN Mon Min II 13.9.
DR Mon In the region of the open cluster Cr 106.
DT Mon P var. Max = 2425324 + 345d*E (JD2425300 - 28200) In the interval
DT Mon JD2429250 - 37700 there were cycles 119d, 230d, 350d.
DW Mon In the region of the open cluster NGC 2286.
EE Mon P var. Max = 2425300.42 + 4.80776d*E (JD2425300 - 27720); since
EE Mon JD2427720 - see Table.
EH Mon d = 0.023P.
EK Mon P var. Max = 2425302.59 + 3.95773d*E (JD2425200 - 33000) [00387];
EK Mon since JD2433000 - see Table.
EP Mon d = 0.026P.
ES Mon d = 0.02P.
EW Mon Min II 14.2.
FH Mon Depth of Min II 0.04m.
FP Mon In the region of the open cluster NGC 2353.
FS Mon Min II 11.2.
FU Mon S 6.5/7.5.
FW Mon d = 0.016P. Depth of Min II 0.04m.
FX Mon OH emission.
FZ Mon The elements should be checked.
GH Mon Min II 13.1.
GP Mon In the region of the open cluster NGC 2264.
GQ Mon In the region of the open cluster NGC 2264.
GR Mon In the region of the open cluster NGC 2264.
GU Mon Min II 12.5.
GV Mon Depth of Min II 0.04m.
GX Mon OH, H2O, SIO maser.
HI Mon Min II 9.9.
HM Mon Min II 13.6. P var. Min I = 2430110.1948 + 0.40765737d*E (JD2429600
HM Mon - 35400) [05285]; since JD2435400 - see Table.
HO Mon d = 0.03P.
HP Mon d = 0.04P:.
HR Mon Depth of Min II 0.03m.
HY Mon Min II 12.4.
IL Mon d = 0.03P.
IM Mon Min II 6.47.
IO Mon In the region of the open cluster NGC 2264.
IP Mon In the region of the open cluster NGC 2264.
IQ Mon In the region of the open cluster NGC 2264.
IR Mon P var?
IS Mon Depth of Min II 0.05m.
IX Mon Min II 12.8.
IZ Mon Min II 12.0.
KU Mon In the region of the open cluster NGC 2264.
KV Mon In the region of the open cluster NGC 2264.
KW Mon In the region of the open cluster NGC 2264.
KX Mon In the region of the open cluster NGC 2264.
KY Mon In the region of the open cluster NGC 2264.
KZ Mon In the region of the open cluster NGC 2264.
LL Mon In the region of the open cluster NGC 2264.
LM Mon In the region of the open cluster NGC 2264.
LN Mon In the region of the open cluster NGC 2264.
LO Mon In the region of the open cluster NGC 2264.
LP Mon In the region of the open cluster NGC 2264.
LQ Mon In the region of the open cluster NGC 2264.
LR Mon In the region of the open cluster NGC 2264.
LS Mon In the region of the open cluster NGC 2264.
LT Mon In the region of the open cluster NGC 2264.
LU Mon In the region of the open cluster NGC 2264.
LV Mon In the region of the open cluster NGC 2264.
LW Mon In the region of the open cluster NGC 2264.
LX Mon In the region of the open cluster NGC 2264.
LY Mon In the region of the open cluster NGC 2264.
LZ Mon In the region of the open cluster NGC 2264.
MM Mon In the region of the open cluster NGC 2264.
MN Mon In the region of the open cluster NGC 2264.
MO Mon VB A (B 20m, 10", 356{deg}); in the region of the open cluster NGC
MO Mon 2264.
MP Mon In the region of the open cluster NGC 2264.
MQ Mon In the region of the open cluster NGC 2264.
MX Mon Min II 11.7.
NN Mon Min II 12.9.
NS Mon Min II 11.1.
NT Mon In the region of the open cluster NGC 2264.
NU Mon In the region of the open cluster NGC 2264.
NV Mon In the region of the open cluster NGC 2264.
NW Mon In the region of the open cluster NGC 2264.
NX Mon In the region of the open cluster NGC 2264.
NY Mon In the region of the open cluster NGC 2264.
NZ Mon In the region of the open cluster NGC 2264.
OO Mon In the region of the open cluster NGC 2264.
OP Mon In the region of the open cluster NGC 2264.
OQ Mon In the region of the open cluster NGC 2264.
OR Mon In the region of the open cluster NGC 2264.
OS Mon In the region of the open cluster NGC 2264.
OT Mon In the region of the open cluster NGC 2264.
OU Mon In the region of the open cluster NGC 2264.
OV Mon In the region of the open cluster NGC 2264.
OW Mon In the region of the open cluster NGC 2264.
OX Mon VB A (B 15m, 7", 35{deg}); in the region of the open cluster NGC
OX Mon 2264.
OY Mon In the region of the open cluster NGC 2264.
OZ Mon In the region of the open cluster NGC 2264.
PP Mon In the region of the open cluster NGC 2264.
PQ Mon In the region of the open cluster NGC 2264.
PR Mon The elements should be checked.
PT Mon In the region of the open cluster NGC 2264.
PU Mon In the region of the open cluster NGC 2264.
PV Mon In the region of the open cluster NGC 2264.
PW Mon In the region of the open cluster NGC 2264.
PX Mon In the region of the open cluster NGC 2264.
PY Mon In the region of the open cluster NGC 2264.
QR Mon 290d <= P <= 400d. Depth of Min varies by 0.9m with the period
QR Mon about 2000d.
QT Mon In the region of the open cluster NGC 2264.
QU Mon In the region of the open cluster NGC 2264.
QV Mon In the region of the open cluster NGC 2264.
QW Mon In the region of the open cluster NGC 2264.
QX Mon In the region of the open cluster NGC 2264.
QY Mon In the region of the open cluster NGC 2264.
QZ Mon In the region of the open cluster NGC 2264.
V0335 Mon In the region of the open cluster NGC 2264.
V0336 Mon In the region of the open cluster NGC 2264.
V0337 Mon In the region of the open cluster NGC 2264.
V0338 Mon In the region of the open cluster NGC 2264.