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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=449158
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ColumnValue  Explain   (UCD)
_RAJ200018 30 18.8906 "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+39 28 18.078 "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)
_RAB195018 28 39.6170 "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+39 26 09.471 "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)
_Glon067.6882834 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+20.6769184 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)
449158recno 449158  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC3109-2219-1  (i) Tycho-2 identifier (TYC FFFF-NNNNN-N) (meta.id;meta.main)
logchi2 -1.167 [-] [-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 0.078 mag [0/4.745] Uncertainty in AV (stat.error)
Teff6077.310 K [4059.61/8639.36] Effective temperature (phys.temperature.effective)
e_Teff 67.461 K [0/135101] Uncertainty in Teff (stat.error;phys.temperature.effective)
logFb -9.331 [mW/m2] [-10.554/-4.887] Log bolometric flux logFbol (in erg/s/cm2) (phot.flux.bol)
e_logFb-10.672 [mW/m2] [-25.645/-6.118] Uncertainty in logFb (stat.error)
theta 32.039 uarcsec [7.776/7986.31] Angular diameter θ (phys.angSize)
e_theta 1.030 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 3109-2219-1  Designation understandable by the Simbad data-base (meta.id)
_RA277.57871 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE+39.47169 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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