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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=3860
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ColumnValue  Explain   (UCD)
_RAJ200001 36 27.2000 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+48 43 21.994 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195001 33 23.0348 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+48 28 05.639 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon130.5399035 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat-13.4828224 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
3860recno 3860  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg024.11339 deg (i) Right Ascension J2000.0, epoch 1991.25 (pos.eq.ra;meta.main)
e_RAdeg 0.6 mas Standard error in RA*cos(DEdeg) (stat.error)
DEJ2000+48.72282 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 7.61 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.81 mas Standard error in Plx (stat.error;pos.parallax)
pmRA -16.14 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.97 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -18.58 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 0.98 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag 7.469 mag B magnitude in Johnson system (phot.mag;em.opt.B)
e_Bmag 0.012 mag Standard error on B magnitude (stat.error;phot.mag;em.opt.B)
Vmag 6.209 mag V magnitude in Johnson system (phot.mag;em.opt.V)
e_Vmag 0.008 mag Standard error on V magnitude (stat.error;phot.mag;em.opt.V)
Scat 0.045 mag Scatter on magnitude (stat.error)
v1G   [GN] Known variability from GCVS/NSV (Note)   (meta.code;src.var)
v2W   [UVW] Variability from Tycho-1 (Note)   (meta.code;src.var)
v3P   [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)
d3    [A-S] Component identifier (Note)   (meta.code.multip)
d4Y   [DRSYZ] Duplicity from Tycho-1 (Note)   (meta.code.multip)
d5    [CGOVX] Double/Multiple Systems flag (Note)   (meta.code.multip)
d6    [D] Duplicity flag from PPM (meta.code.multip)
SpTypeK1 III:  MK Spectral type compiled from ASCC-2.5 and GCRV (Note)   (src.spType)
SpType2K0  MK Spectral type from Tycho-2 Spectral Type Catalog (Cat. III/231) (src.spType)
HIP 7493   Hipparcos number (Cat. I/239) (meta.id)
HD 9746   HD number (Cat. III/135) (meta.id)
ASCC 303526  ASCC-2.5 (Cat. I/280) number (meta.id)
IRVC5   [1/5] Index of Radial Velocity Catalogues (Note)   (meta.ref;pos.frame)
Comp   Components of multiple stars (Note)   (meta.code.multip)
RV -42.64 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.17 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 32   Number of observations (meta.number)
nRV1   [1/3] Number of matches for given IRVC entry (meta.number)

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