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=1684
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ColumnValue  Explain   (UCD)
_RAJ200019 29 42.3587 "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+51 43 47.206 "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)
_RAB195019 28 26.7689 "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+51 37 27.511 "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)
_Glon083.6118984 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+15.4487701 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)
1684recno 1684  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HD184006  Star HD number (meta.id;meta.main)
SpTypeA5Vn  MK spectral type (src.spType)
logT 3.917 [K] Logarithmic effective temperature (phys.temperature.effective)
e_logT 0.005 [K] Error on logT (stat.error)
logL 1.5769 [Lsun] Logarithmic luminosity (phys.luminosity)
e_logL 0.0091 [Lsun] Error on logL (stat.error)
Mass 2.24 Msun Stellar mass (phys.mass)
e_Mass 0.01 Msun Error on the stellar mass (stat.error;phys.mass)
Age 0.808  Fractional age on the main sequence (time.age;meta.main)
e_Age 0.018  Error on the fractional age (stat.error;time.age)
vsini240 km/s Projected rotational velocity (phys.veloc.rotat)
r_vsini 6  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
_RA292.42649 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE+51.72978 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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