VizieR

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VizieR

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III/231/catalog The Tycho-2 Spectral Type Catalog (Wright+, 2003)
Main Catalog (351863 rows)
  recno=72614
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ColumnValue  Explain   (UCD)
_RAJ200015 37 30.7872744 "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+23 16 03.383868 "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)
_RAB195015 35 20.3649453 "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+23 25 50.732858 "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)
_Glon036.4954612291 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+52.4007712792 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)
72614recno 72614  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC12026  First part of Tycho-2 identifier (meta.id.part;meta.main)
TYC2 1131  Second part of Tycho-2 identifier (meta.id.part;meta.main)
TYC31  Third part of Tycho-2 identifier (meta.id.part;meta.main)
RAJ2000234.37828031 deg (i) Right Ascension, J2000, decimal deg. (pos.eq.ra;meta.main)
DEJ2000+23.26760663 deg (i) Declination, J2000, decimal deg. (pos.eq.dec;meta.main)
VTmag10.298 mag Tycho-2 VT magnitude (phot.mag;em.opt.V)
BTmag11.651 mag Tycho-2 BT magnitude (phot.mag;em.opt.B)
r_SpTypeppN  Source of spectral type (Note 2)   (meta.ref)
Nameppm 104177  Alternate designation for star (Note 3)   (meta.id)
Dist 0.010 arcsec Distance between Tycho object and spectral type match (Note 4)   (pos.angDistance)
Mag 11.30 mag Magnitude from SpType catalog (Note 5)   (phot.mag)
f_MagP   [VPBX*] Flag indicating type of magnitude (Note 6)   (meta.code.error)
TClassK  Temperature class (Note 7)   (src.spType)
SClass2   Temperature Subclass (Note 7)   (src.spType)
LClass    Luminosity class in numeric form (Note 7)   (src.spType)
Teff 4420 K Effective temperature of the star, based on spectral type (Note G1)   (phys.temperature.effective)
SpType K2  Spectral Type (Note 1)   (src.spType)

Tycho-2Tycho-2  Display the Tycho-2 (II/259) data (meta.ref)
MKMK  Find out all spectral classifications in the neighbourhood of this position (meta.ref)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref)
  
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