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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=52178
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ColumnValue  Explain   (UCD)
_RAJ200022 40 52.7097 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+14 32 57.455 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195022 38 23.9087 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+14 17 08.561 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon081.6781486 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat-37.6513775 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
52178recno 52178  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg340.21895 deg (i) Right Ascension J2000.0, epoch 1991.25 (pos.eq.ra;meta.main)
e_RAdeg 2.7 mas Standard error in RA*cos(DEdeg) (stat.error)
DEJ2000+14.54892 deg (i) Declination J2000.0, epoch 1991.25 (pos.eq.dec;meta.main)
e_DEJ2000 1.8 mas Standard error in DEdeg (stat.error;pos.eq.dec)
Plx 30.48 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.94 mas Standard error in Plx (stat.error;pos.parallax)
pmRA 270.04 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 2.16 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE 153.63 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 1.44 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag  mag B magnitude in Johnson system (phot.mag;em.opt.B)
e_Bmag  mag Standard error on B magnitude (stat.error;phot.mag;em.opt.B)
Vmag 7.089 mag V magnitude in Johnson system (phot.mag;em.opt.V)
e_Vmag 0.140 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)
d12    [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)
d6    [D] Duplicity flag from PPM (meta.code.multip)
SpTypeG5IV*+K0IV*  MK Spectral type compiled from ASCC-2.5 and GCRV (Note)   (src.spType)
SpType2G5IV*+K0IV*  MK Spectral type from Tycho-2 Spectral Type Catalog (Cat. III/231) (src.spType)
HIP 111974   Hipparcos number (Cat. I/239) (meta.id)
HD 214850   HD number (Cat. III/135) (meta.id)
ASCC 2603142  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 -10.80 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 7.61 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 6   Number of observations (meta.number)
nRV2   [1/3] Number of matches for given IRVC entry (meta.number)

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