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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=302840
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ColumnValue  Explain   (UCD)
_RAJ200001 16 06.1467 "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+37 05 30.702 "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 13 16.2906 "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+36 49 41.584 "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)
_Glon128.3798490 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-25.5188425 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)
302840recno 302840  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TYC2303-355-1  (i) Tycho-2 identifier (TYC FFFF-NNNNN-N) (meta.id;meta.main)
logchi2 -0.104 [-] [-14.977/2] Log of the merit function logχ2ν (see text) (stat.fit.chi2)
AV 0.190 mag [0/8.059] V band extinction (phys.absorption;em.opt.V)
e_AV 0.006 mag [0/4.745] Uncertainty in AV (stat.error)
Teff6786.780 K [4059.61/8639.36] Effective temperature (phys.temperature.effective)
e_Teff 102.695 K [0/135101] Uncertainty in Teff (stat.error;phys.temperature.effective)
logFb -8.573 [mW/m2] [-10.554/-4.887] Log bolometric flux logFbol (in erg/s/cm2) (phot.flux.bol)
e_logFb-10.141 [mW/m2] [-25.645/-6.118] Uncertainty in logFb (stat.error)
theta 61.468 uarcsec [7.776/7986.31] Angular diameter θ (phys.angSize)
e_theta 2.052 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 2303-355-1  Designation understandable by the Simbad data-base (meta.id)
_RA019.02561 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE+37.09186 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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