VizieR

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VizieR

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J/A+A/537/A120/table1 Rotational velocities of A-type stars. IV. (Zorec+, 2012)
Fundamental parameters for 2014 B6 to F2-type stars (2014 rows)
  recno=1819
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ColumnValue  Explain   (UCD)
_RAJ200021 25 13.0269 "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)
_DEJ2000-09 44 54.790 "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)
_RAB195021 22 31.9324 "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)
_DEB1950-09 57 53.237 "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)
_Glon042.3994552 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-38.5046567 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)
1819recno 1819  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HD203875  Star HD number (meta.id;meta.main)
SpTypeF0IV  MK spectral type (src.spType)
logT 3.894 [K] Logarithmic effective temperature (phys.temperature.effective)
e_logT 0.003 [K] Error on logT (stat.error)
logL 1.5991 [Lsun] Logarithmic luminosity (phys.luminosity)
e_logL 0.0557 [Lsun] Error on logL (stat.error)
Mass 2.25 Msun Stellar mass (phys.mass)
e_Mass 0.06 Msun Error on the stellar mass (stat.error;phys.mass)
Age 0.894  Fractional age on the main sequence (time.age;meta.main)
e_Age 0.033  Error on the fractional age (stat.error;time.age)
vsini102 km/s Projected rotational velocity (phys.veloc.rotat)
r_vsini 4  Source of vsini (Note 1)   (meta.ref)
Class   Classification of the star: blank=normal, CB=Close binary, CP=chemically peculiar (meta.code.class)

SimbadSimbad  ask the Simbad data-base about this object
_RA321.30428 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE-09.74855 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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