VizieR

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VizieR

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III/21/gcrv General Catalogue of Stellar Radial Velocities (Wilson, 1953)
The General Catalogue of Stellar Radial Velocity (15106 rows)
  recno=12697
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ColumnValue  Explain   (UCD)
_RAJ200020 20 11.4 "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+16 43 31 "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)
_RAB195020 17 54.0 "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+16 34 00 "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)
_Glon058.3302 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-10.9910 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)
12697recno 12697  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

GCRV12697   [1,15106] GCRV (Wilson) running number (meta.id;meta.main)
GC    [1,33342] Boss's General Catalog (I/113) (meta.id)
HD193538   [1,292630] Henry Draper Catalog (III/135) (meta.id)
RAB195020 17.9 "h:m:s" (i) Right Ascension B1950 (pos.eq.ra;meta.main)
DEB1950+16 34 "d:m:s" (i) Declination B1950 (pos.eq.dec;meta.main)
mag 0 dmag Visual magnitude (or photographic, see n_mag) (phot.mag;em.opt.V)
n_mag    [PV] Photographic (blue) magnitude, or Variable (meta.note)
pm  mas/yr Total proper motion (pos.pm)
q_pm0  Number of significant digits or proper motion: 0 = 3 digits, 1 = 2 digits (meta.code.qual)
SpTPC  Spectral type (Note 5)   (src.spType)
RV -64.4 km/s Heliocentric radial velocity (spect.dopplerVeloc;pos.heliocentric)
q_RVB   [A-E*] Quality of radial velocity (Note 1)   (meta.code.qual)
o_RV 8  Number of plates used for radial velocity (meta.number)
r_RVL  Abbreviation of observatory (Note 3)   (meta.ref;pos.frame)
IV  0.1km/s Interstellar velocity (spect.dopplerVeloc;pos.heliocentric)
q_IV    [A-E] Quality of IV (Note 1)   (meta.code.qual)
o_IV    Number of plates to derive IV (meta.number)
n_Oname    [4-8] Catalog concerned by Oname (Note 2)   (meta.note)
Oname   Other name (AG, BD, CD, CPD or Variable) (Note 2)   (meta.id)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref)
_RA.icrs20 20.2 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+16 44 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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