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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=400084
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ColumnValue  Explain   (UCD)
_RAJ200001 57 46.0561 "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+38 04 28.431 "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 54 46.9827 "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+37 49 52.790 "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)
_Glon137.0555579 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-22.9712623 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)
400084recno 400084  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC2816-2203-1  (i) Tycho-2 identifier (TYC FFFF-NNNNN-N) (meta.id;meta.main)
logchi2 0.018 [-] [-14.977/2] Log of the merit function logχ2ν (see text) (stat.fit.chi2)
AV 0.120 mag [0/8.059] V band extinction (phys.absorption;em.opt.V)
e_AV 0.018 mag [0/4.745] Uncertainty in AV (stat.error)
Teff6705.580 K [4059.61/8639.36] Effective temperature (phys.temperature.effective)
e_Teff 88.893 K [0/135101] Uncertainty in Teff (stat.error;phys.temperature.effective)
logFb -8.745 [mW/m2] [-10.554/-4.887] Log bolometric flux logFbol (in erg/s/cm2) (phot.flux.bol)
e_logFb-10.895 [mW/m2] [-25.645/-6.118] Uncertainty in logFb (stat.error)
theta 51.677 uarcsec [7.776/7986.31] Angular diameter θ (phys.angSize)
e_theta 1.386 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 2816-2203-1  Designation understandable by the Simbad data-base (meta.id)
_RA029.44190 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE+38.07456 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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