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=145604
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ColumnValue  Explain   (UCD)
_RAJ200001 36 37.9396464 "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+61 16 36.216480 "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)
_RAB195001 33 15.3729028 "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+61 01 19.219223 "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)
_Glon128.3357118023 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-01.1199474777 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)
145604recno 145604  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC14031  First part of Tycho-2 identifier (meta.id.part;meta.main)
TYC2 1853  Second part of Tycho-2 identifier (meta.id.part;meta.main)
TYC31  Third part of Tycho-2 identifier (meta.id.part;meta.main)
RAJ2000024.15808186 deg (i) Right Ascension, J2000, decimal deg. (pos.eq.ra;meta.main)
DEJ2000+61.27672680 deg (i) Declination, J2000, decimal deg. (pos.eq.dec;meta.main)
VTmag 8.801 mag Tycho-2 VT magnitude (phot.mag;em.opt.V)
BTmag 9.057 mag Tycho-2 BT magnitude (phot.mag;em.opt.B)
r_SpTypej64  Source of spectral type (Note 2)   (meta.ref)
Namehd 9696  Alternate designation for star (Note 3)   (meta.id)
Dist 0.033 arcsec Distance between Tycho object and spectral type match (Note 4)   (pos.angDistance)
Mag 8.60 mag Magnitude from SpType catalog (Note 5)   (phot.mag)
f_MagX   [VPBX*] Flag indicating type of magnitude (Note 6)   (meta.code.error)
TClassB  Temperature class (Note 7)   (src.spType)
SClass8   Temperature Subclass (Note 7)   (src.spType)
LClass5   Luminosity class in numeric form (Note 7)   (src.spType)
Teff11900 K Effective temperature of the star, based on spectral type (Note G1)   (phys.temperature.effective)
SpType B8V  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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