V/50/catalog | Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991) The main part of the Catalogue (9110 rows) | HR==2491 |
Column | Value | Explain (UCD) | |
_RAJ2000 | 06 45 08.900 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) |
_DEJ2000 | -16 42 58.00 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) |
2491recno | 2491 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | (i) [1/9110] Harvard Revised Number = Bright Star Number (meta.id;meta.main) | |
Name | 9Alp CMa | Name, generally Bayer and/or Flamsteed name (meta.id) | |
DM | BD-16 1591 | Durchmusterung Identification (zone in bytes 17-19) (meta.id) | |
HD | 48915 | [1/225300] Henry Draper Catalog Number (meta.id) | |
SAO | 151881 | [1/258997] SAO Catalog Number (meta.id) | |
FK5 | 257 | FK5 star Number (meta.id) | |
IRflag | I | [I] I if infrared source (meta.note) | |
r_IRflag | [ ':] Coded reference for infrared source (Note) (meta.ref) | ||
Multiple | [AWDIRS] Double or multiple-star code (Note) (meta.note) | ||
ADS | 5423 | Aitken's Double Star Catalog (ADS) designation (meta.id) | |
ADScomp | ADS number components (meta.id) | ||
VarID | Variable star identification (meta.id) | ||
RAJ2000 | 06 45 08.9 | "h:m:s" | (i) Hours RA, equinox J2000, epoch 2000.0 (Note 1) (pos.eq.ra;meta.main) |
DEJ2000 | -16 42 58 | "d:m:s" | (i) Sign Dec, equinox J2000, epoch 2000.0 (Note 1) (pos.eq.dec;meta.main) |
GLON | 227.22 | deg | Galactic longitude (Note 1) (pos.galactic.lon) |
GLAT | -8.88 | deg | Galactic latitude (Note 1) (pos.galactic.lat) |
Vmag | -1.46 | mag | Visual magnitude (Note 1) (phot.mag;em.opt.V) |
n_Vmag | [ HR] Visual magnitude code (Note) (meta.note) | ||
u_Vmag | [ :?] Uncertainty flag on V (meta.code.error) | ||
B-V | 0.00 | mag | B-V color in the UBV system (phot.color;em.opt.B;em.opt.V) |
u_B-V | [ :?] Uncertainty flag on B-V (meta.code.error) | ||
U-B | -0.05 | mag | U-B color in the UBV system (phot.color;em.opt.U;em.opt.B) |
u_U-B | [ :?] Uncertainty flag on U-B (meta.code.error) | ||
R-I | -0.03 | mag | R-I in system specified by n_R-I (phot.color;em.opt.R;em.opt.I) |
n_R-I | [CE:?D] Code for R-I system (Cousin, Eggen) (meta.note) | ||
SpType | A1Vm | Spectral type (src.spType) | |
n_SpType | [evt] Spectral type code (meta.note) | ||
pmRA | -0.553 | arcsec/yr | Annual proper motion in RA J2000, FK5 system (pos.pm;pos.eq.ra) |
pmDE | -1.205 | arcsec/yr | Annual proper motion in Dec J2000, FK5 system (pos.pm;pos.eq.dec) |
n_Parallax | [D] D indicates a dynamical parallax, otherwise a trigonometric parallax (meta.note) | ||
Parallax | 0.375 | arcsec | Trigonometric parallax (unless n_Parallax) (pos.parallax.trig) |
RadVel | -8 | km/s | Heliocentric Radial Velocity (phys.veloc;pos.heliocentric) |
n_RadVel | SBO | [V?SB123O ] Radial velocity comments (Note) (meta.note) | |
l_RotVel | [≤> ] Rotational velocity limit characters (meta.code.error) | ||
RotVel | 13 | km/s | Rotational velocity, v sin i (phys.veloc.rotat) |
u_RotVel | [ :v] uncertainty and variability flag on RotVel (meta.code.error) | ||
Dmag | 10.3 | mag | Magnitude difference of double, or brightest multiple (phot.mag;arith.diff) |
Sep | 11.2 | arcsec | Separation of components in Dmag if occultation binary. (pos.angDistance) |
MultID | AB | Identifications of components in Dmag (meta.code.multip) | |
MultCnt | 4 | Number of components assigned to a multiple (meta.number) | |
NoteFlag | * | [*] a star indicates that there is a note (see file notes) (meta.note) |
V/50/notes | Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991) Remarks (9190 rows) | HR==2491 |
Column | Value | Explain (UCD) | |
2767recno | 2767 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 1 | Note counter (sequential for a star) (meta.note) | |
Category | C: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | Color excess E(B-V) = -0.03. | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2768recno | 2768 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 1 | Note counter (sequential for a star) (meta.note) | |
Category | D: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | AB -1.46 A1V, 8.49 A1V, 50.090y, a = 7.500" or 49.94y, a = 7.62". D, 14.0v at 32" from A. C, companion to B at 1.4" | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2769recno | 2769 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 2 | Note counter (sequential for a star) (meta.note) | |
Category | D: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | suspected but not confirmed. B is first white dwarf ever discovered; predicted by Bessel (1844) on basis of orbital | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2770recno | 2770 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 3 | Note counter (sequential for a star) (meta.note) | |
Category | D: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | motion of Sirius, it was first seen by Alvan Clark in 1862, and its peculiar high temperature, small size and great | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2771recno | 2771 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 4 | Note counter (sequential for a star) (meta.note) | |
Category | D: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | density established by W. Adams in 1925. | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2772recno | 2772 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 1 | Note counter (sequential for a star) (meta.note) | |
Category | DYN: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | 0.376". | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2773recno | 2773 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 1 | Note counter (sequential for a star) (meta.note) | |
Category | G: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | Sirius group; UMa stream. | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2774recno | 2774 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 1 | Note counter (sequential for a star) (meta.note) | |
Category | M: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | Soft X-rays observed from Astronomical Netherlands Satellite (ANS). Sirius B not unusual compared with other dA white | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2775recno | 2775 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 2 | Note counter (sequential for a star) (meta.note) | |
Category | M: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | dwarfs. Effective temperature about 32000K. | Remarks in free form text (meta.note) |
Column | Value | Explain (UCD) | |
2776recno | 2776 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
HR | 2491 | [1/9110] Harvard Revised (HR) (meta.id;meta.main) | |
Count | 1 | Note counter (sequential for a star) (meta.note) | |
Category | N: | [A-Z: ] Remark category abbreviation: (Note) (meta.note) | |
Remark | SIRIUS; Canicula; Dog Star; Aschere. | Remarks in free form text (meta.note) |
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