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J/AJ/154/259/table6 Fundamental parameters of Tycho-2 & TGAS stars (Stevens+, 2017)
Fundamental Parameters of 1600080 Tycho-2 Stars (1600080 rows)
  recno=652763
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ColumnValue  Explain   (UCD)
_RAJ200008 14 16.3289 "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+68 55 19.472 "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)
_RAB195008 09 16.5930 "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+69 04 24.271 "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)
_Glon146.4649634 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+32.5922855 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)
652763recno 652763  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC4374-2122-1  (i) Tycho-2 identifier (TYC FFFF-NNNNN-N) (meta.id;meta.main)
logchi2 -0.010 [-] [-14.977/2] Log of the merit function logχ2ν (see text) (stat.fit.chi2)
AV 0.000 mag [0/8.059] V band extinction (phys.absorption;em.opt.V)
e_AV 0.030 mag [0/4.745] Uncertainty in AV (stat.error)
Teff5987.880 K [4059.61/8639.36] Effective temperature (phys.temperature.effective)
e_Teff 82.496 K [0/135101] Uncertainty in Teff (stat.error;phys.temperature.effective)
logFb -8.990 [mW/m2] [-10.554/-4.887] Log bolometric flux logFbol (in erg/s/cm2) (phot.flux.bol)
e_logFb-10.772 [mW/m2] [-25.645/-6.118] Uncertainty in logFb (stat.error)
theta 48.864 uarcsec [7.776/7986.31] Angular diameter θ (phys.angSize)
e_theta 1.413 uarcsec [0.001/12639.9] Uncertainty in theta (stat.error;pos.posAng)
Teffs  K [3000/10394] Spectroscopic effective temperature (phys.temperature.effective)
e_Teffs  K [1/2880] Uncertainty in Teffs (stat.error)
[Fe/H]  [Sun] [-7.71/0.4] Metallicity (phys.abund.Z)
e_[Fe/H]  [Sun] [0.00130465/6.185] Uncertainty in [Fe/H] (stat.error;phys.abund.Fe)
log(g)  [cm/s2] [-0.208/5.5] Log surface gravity (not in Table 3) (phys.gravity)
e_log(g)  [cm/s2] [0.00414126/1.359] Uncertainty in log(g) (not in Table 3) (stat.error)
Source-99.999   Spectroscopy source (RAVE, LAMOST, APOGEE) (meta.id)
Flg20   [0/1] Hot flag (not in Table 3) (Note 2)   (meta.code)

SimbadNameTYC 4374-2122-1  Designation understandable by the Simbad data-base (meta.id)
_RA123.56804 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE+68.92208 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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