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=226293
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ColumnValue  Explain   (UCD)
_RAJ200000 58 36.3605256 "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 21 26.813052 "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)
_RAB195000 56 11.9592546 "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 37.775886 "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)
_Glon268.0466165818 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-87.2685316813 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)
226293recno 226293  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC16424  First part of Tycho-2 identifier (meta.id.part;meta.main)
TYC2 2270  Second part of Tycho-2 identifier (meta.id.part;meta.main)
TYC31  Third part of Tycho-2 identifier (meta.id.part;meta.main)
RAJ2000014.65150219 deg (i) Right Ascension, J2000, decimal deg. (pos.eq.ra;meta.main)
DEJ2000-29.35744807 deg (i) Declination, J2000, decimal deg. (pos.eq.dec;meta.main)
VTmag 4.274 mag Tycho-2 VT magnitude (phot.mag;em.opt.V)
BTmag 4.110 mag Tycho-2 BT magnitude (phot.mag;em.opt.B)
r_SpTypemc3  Source of spectral type (Note 2)   (meta.ref)
Namehd 5737  Alternate designation for star (Note 3)   (meta.id)
Dist 0.193 arcsec Distance between Tycho object and spectral type match (Note 4)   (pos.angDistance)
Mag 4.27 mag Magnitude from SpType catalog (Note 5)   (phot.mag)
f_MagP   [VPBX*] Flag indicating type of magnitude (Note 6)   (meta.code.error)
TClassB  Temperature class (Note 7)   (src.spType)
SClass7   Temperature Subclass (Note 7)   (src.spType)
LClass3   Luminosity class in numeric form (Note 7)   (src.spType)
Teff13200 K Effective temperature of the star, based on spectral type (Note G1)   (phys.temperature.effective)
SpType B7 IIIP  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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