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III/254/crvad2 2nd Cat. of Radial Velocities with Astrometric Data (Kharchenko+, 2007)
The catalogue of radial velocities of galactic stars with high precision astrometric data, the 2nd version (CRVAD-2) (54907 rows)
  recno=29770
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ColumnValue  Explain   (UCD)
_RAJ200013 00 43.8694 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+56 21 59.240 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195012 58 35.3490 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+56 38 08.073 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon120.3016574 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+60.7142897 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
29770recno 29770  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg195.18225 deg (i) Right Ascension J2000.0, epoch 1991.25 (pos.eq.ra;meta.main)
e_RAdeg 15.0 mas Standard error in RA*cos(DEdeg) (stat.error)
DEJ2000+56.36649 deg (i) Declination J2000.0, epoch 1991.25 (pos.eq.dec;meta.main)
e_DEJ2000 0.1 mas Standard error in DEdeg (stat.error;pos.eq.dec)
Plx 40.06 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.60 mas Standard error in Plx (stat.error;pos.parallax)
pmRA 123.02 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 6.35 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -12.84 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 5.44 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag 8.566 mag B magnitude in Johnson system (phot.mag;em.opt.B)
e_Bmag 0.019 mag Standard error on B magnitude (stat.error;phot.mag;em.opt.B)
Vmag 7.714 mag V magnitude in Johnson system (phot.mag;em.opt.V)
e_Vmag 0.013 mag Standard error on V magnitude (stat.error;phot.mag;em.opt.V)
Scat  mag Scatter on magnitude (stat.error)
v1    [GN] Known variability from GCVS/NSV (Note)   (meta.code;src.var)
v2    [UVW] Variability from Tycho-1 (Note)   (meta.code;src.var)
v3    [CDMPRU] Variability type (Note)   (meta.code;src.var)
v4    [VYIXR] Variability from CMC11 (Note)   (meta.code;src.var)
d12B   [A-S ] CCDM component identifier (Note from Cat. I/274)   (meta.code.multip)
d3B   [A-S] Component identifier (Note)   (meta.code.multip)
d4    [DRSYZ] Duplicity from Tycho-1 (Note)   (meta.code.multip)
d5C   [CGOVX] Double/Multiple Systems flag (Note)   (meta.code.multip)
d6D   [D] Duplicity flag from PPM (meta.code.multip)
SpTypeF0  MK Spectral type compiled from ASCC-2.5 and GCRV (Note)   (src.spType)
SpType2F0  MK Spectral type from Tycho-2 Spectral Type Catalog (Cat. III/231) (src.spType)
HIP 63503   Hipparcos number (Cat. I/239) (meta.id)
HD 113139   HD number (Cat. III/135) (meta.id)
ASCC 192581  ASCC-2.5 (Cat. I/280) number (meta.id)
IRVC3   [1/5] Index of Radial Velocity Catalogues (Note)   (meta.ref;pos.frame)
CompAB  Components of multiple stars (Note)   (meta.code.multip)
RV -7.50 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 3.00 km/s Mean standard error in RV (stat.error)
q_RV    [A-E I] Quality index of the RV from CGRV (Note Cat. III/213)   (meta.code.qual)
o_RV    Number of observations (meta.number)
nRV1   [1/3] Number of matches for given IRVC entry (meta.number)

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