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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=64576
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ColumnValue  Explain   (UCD)
_RAJ200003 28 20.8990104 "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+29 47 57.301512 "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)
_RAB195003 25 17.2284495 "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+29 37 36.422187 "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)
_Glon159.1685986293 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-21.8175817295 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)
64576recno 64576  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC11809  First part of Tycho-2 identifier (meta.id.part;meta.main)
TYC2 205  Second part of Tycho-2 identifier (meta.id.part;meta.main)
TYC31  Third part of Tycho-2 identifier (meta.id.part;meta.main)
RAJ2000052.08707921 deg (i) Right Ascension, J2000, decimal deg. (pos.eq.ra;meta.main)
DEJ2000+29.79925042 deg (i) Declination, J2000, decimal deg. (pos.eq.dec;meta.main)
VTmag 9.210 mag Tycho-2 VT magnitude (phot.mag;em.opt.V)
BTmag 9.798 mag Tycho-2 BT magnitude (phot.mag;em.opt.B)
r_SpTypek83  Source of spectral type (Note 2)   (meta.ref)
NameBD+29 565  Alternate designation for star (Note 3)   (meta.id)
Dist 0.094 arcsec Distance between Tycho object and spectral type match (Note 4)   (pos.angDistance)
Mag 9.16 mag Magnitude from SpType catalog (Note 5)   (phot.mag)
f_MagV   [VPBX*] Flag indicating type of magnitude (Note 6)   (meta.code.error)
TClassF  Temperature class (Note 7)   (src.spType)
SClass0   Temperature Subclass (Note 7)   (src.spType)
LClass5   Luminosity class in numeric form (Note 7)   (src.spType)
Teff 7200 K Effective temperature of the star, based on spectral type (Note G1)   (phys.temperature.effective)
SpType F 0 V  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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