III/231/catalog | The Tycho-2 Spectral Type Catalog (Wright+, 2003) Main Catalog (351863 rows) | TYC1=5117, TYC2=227, TYC3=1 |
Column | Value | Explain (UCD) | |
_RAJ2000 | 18 41 13.1616600 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) |
_DEJ2000 | -01 58 05.470968 | "d:m:s" | Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) |
_RAB1950 | 18 38 37.0830539 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) |
_DEB1950 | -02 00 59.149171 | "d:m:s" | Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) |
_Glon | 030.0146992464 | deg | Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) |
_Glat | +01.3743528790 | deg | Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) |
182650recno | 182650 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
TYC1 | 5117 | First part of Tycho-2 identifier (meta.id.part;meta.main) | |
TYC2 | 227 | Second part of Tycho-2 identifier (meta.id.part;meta.main) | |
TYC3 | 1 | Third part of Tycho-2 identifier (meta.id.part;meta.main) | |
RAJ2000 | 280.30484025 | deg | (i) Right Ascension, J2000, decimal deg. (pos.eq.ra;meta.main) |
DEJ2000 | -01.96818638 | deg | (i) Declination, J2000, decimal deg. (pos.eq.dec;meta.main) |
VTmag | 10.717 | mag | Tycho-2 VT magnitude (phot.mag;em.opt.V) |
BTmag | 11.092 | mag | Tycho-2 BT magnitude (phot.mag;em.opt.B) |
r_SpType | k83 | Source of spectral type (Note 2) (meta.ref) | |
Name | BD-02 4699 | Alternate designation for star (Note 3) (meta.id) | |
Dist | 0.128 | arcsec | Distance between Tycho object and spectral type match (Note 4) (pos.angDistance) |
Mag | mag | Magnitude from SpType catalog (Note 5) (phot.mag) | |
f_Mag | * | [VPBX*] Flag indicating type of magnitude (Note 6) (meta.code.error) | |
TClass | A | Temperature class (Note 7) (src.spType) | |
SClass | 0 | Temperature Subclass (Note 7) (src.spType) | |
LClass | 3 | Luminosity class in numeric form (Note 7) (src.spType) | |
Teff | 10100 | K | Effective temperature of the star, based on spectral type (Note G1) (phys.temperature.effective) |
SpType | A 0 III | Spectral Type (Note 1) (src.spType) | |
Tycho-2 | Tycho-2 | Display the Tycho-2 (II/259) data (meta.ref) | |
MK | MK | Find out all spectral classifications in the neighbourhood of this position (meta.ref) | |
Simbad | Simbad | ask the Simbad data-base about this object (meta.ref) |
III/231/appdxa | The Tycho-2 Spectral Type Catalog (Wright+, 2003) Appendix of uncertain matches (104 rows) | TYC1=5117, TYC2=227, TYC3=1 |
III/231/appdxb | The Tycho-2 Spectral Type Catalog (Wright+, 2003) Appendix of additional Tycho-2 stars (111408 rows) | TYC1=5117, TYC2=227, TYC3=1 |
I/259/tyc2 | The Tycho-2 Catalogue (Hog+ 2000) *The Tycho-2 main catalogue (2539913 rows) | TYC1=5117, TYC2=227, TYC3=1 |
Column | Value | Explain (UCD) | |
_RAJ2000 | 18 41 13.1611665 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) |
_DEJ2000 | -01 58 05.424997 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) |
_RAB1950 | 18 38 37.0838451 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) |
_DEB1950 | -02 00 58.550561 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) |
_Glon | 30.0147096668 | deg | Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) |
_Glat | 1.3743605449 | deg | Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) |
1295208recno | 1295208 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
TYC1 | 5117 | (i) [1,9537] TYC1 from TYC or GSC (Note 1) (meta.id.part;meta.main) | |
TYC2 | 227 | (i) [1,12121] TYC2 from TYC or GSC (Note 1) (meta.id.part;meta.main) | |
TYC3 | 1 | (i) [1,3] TYC3 from TYC (Note 1) (meta.id.part;meta.main) | |
pflag | [ PX] mean position flag (Note 2) (meta.code) | ||
RAmdeg | 280.30484025 | deg | (i) []? Mean Right Asc, ICRS, epoch=J2000 (3) (Note 3) (pos.eq.ra;meta.main) |
DEmdeg | -1.96818638 | deg | (i) []? Mean Decl, ICRS, at epoch=J2000 (3) (Note 3) (pos.eq.dec;meta.main) |
pmRA | 1.9 | mas/yr | [-4418.0,6544.2] prop. mot. in RA*cos(dec) (Note) (pos.pm;pos.eq.ra) |
pmDE | -11.9 | mas/yr | [-5774.3,10277.3] prop. mot. in Dec (Note) (pos.pm;pos.eq.dec) |
e_RAmdeg | 21 | mas | [3,183] s.e. RA*cos(dec),at mean epoch (Note 5) (stat.error) |
e_DEmdeg | 23 | mas | [1,184] s.e. of Dec at mean epoch (Note 5) (stat.error) |
e_pmRA | 1.0 | mas/yr | [0.2,11.5] s.e. prop mot in RA*cos(dec) (Note 5) (stat.error) |
e_pmDE | 1.0 | mas/yr | [0.2,10.3] s.e. of proper motion in Dec (Note 5) (stat.error) |
EpRAm | 1981.85 | yr | [1915.95,1992.53] mean epoch of RA (Note 4) (time.epoch) |
EpDEm | 1978.40 | yr | [1911.94,1992.01] mean epoch of Dec (Note 4) (time.epoch) |
Num | 8 | [2,36] Number of positions used (meta.id) | |
q_RAmdeg | 1.0 | [0.0,9.9] Goodness of fit for mean RA (Note 6) (meta.code.qual) | |
q_DEmdeg | 1.2 | [0.0,9.9] Goodness of fit for mean Dec (Note 6) (meta.code.qual) | |
q_pmRA | 0.9 | [0.0,9.9] Goodness of fit for pmRA (Note 6) (meta.code.qual) | |
q_pmDE | 1.2 | [0.0,9.9] Goodness of fit for pmDE (Note 6) (meta.code.qual) | |
BTmag | 11.092 | mag | [2.183,16.581] Tycho-2 BT magnitude (Note 7) (phot.mag;em.opt.B) |
e_BTmag | 0.049 | mag | [0.014,1.977] s.e. of BT (Note 7) (stat.error) |
VTmag | 10.717 | mag | [1.905,15.193] Tycho-2 VT magnitude (Note 7) (phot.mag;em.opt.V) |
e_VTmag | 0.056 | mag | [0.009,1.468] s.e. of VT (Note 7) (stat.error) |
prox | 999 | [3,999] proximity indicator (Note 8) (meta.code) | |
TYC | T | [T] Tycho-1 star (Note 9) (meta.code) | |
HIP | [1,120404] Hipparcos number (meta.id) | ||
CCDM | CCDM component identifier for HIP stars (Note 10) (meta.code.multip) | ||
RA(ICRS) | 280.30483389 | deg | (i) Observed Tycho-2 Right Ascension, ICRS (pos.eq.ra;meta.main) |
DE(ICRS) | -1.96814667 | deg | (i) Observed Tycho-2 Declination, ICRS (pos.eq.dec;meta.main) |
EpRA-1990 | 1.85 | yr | [0.81,2.13] epoch-1990 of RAdeg (time.epoch) |
EpDE-1990 | 1.80 | yr | [0.72,2.36] epoch-1990 of DEdeg (time.epoch) |
e_RAdeg | 27.9 | mas | s.e.RA*cos(dec), of observed Tycho-2 RA (Note 5) (stat.error) |
e_DEdeg | 36.8 | mas | s.e. of observed Tycho-2 Dec (Note 5) (stat.error) |
posflg | [ DP] type of Tycho-2 solution (Note 11) (meta.id;stat.fit) | ||
corr | -0.1 | [-1,1] correlation (RAdeg,DEdeg) (stat.correlation) |
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