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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=20854
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ColumnValue  Explain   (UCD)
_RAJ200008 52 35.8111 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+28 19 50.954 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 49 37.3654 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+28 31 23.258 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon196.7943028 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+37.7001760 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
20854recno 20854  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg133.15055 deg (i) Right Ascension J2000.0, epoch 1991.25 (pos.eq.ra;meta.main)
e_RAdeg 0.8 mas Standard error in RA*cos(DEdeg) (stat.error)
DEJ2000+28.33139 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 79.95 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 0.83 mas Standard error in Plx (stat.error;pos.parallax)
pmRA -485.64 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 0.84 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -233.63 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 0.88 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag 6.821 mag B magnitude in Johnson system (phot.mag;em.opt.B)
e_Bmag 0.008 mag Standard error on B magnitude (stat.error;phot.mag;em.opt.B)
Vmag 5.943 mag V magnitude in Johnson system (phot.mag;em.opt.V)
e_Vmag 0.005 mag Standard error on V magnitude (stat.error;phot.mag;em.opt.V)
Scat 0.006 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)
v3C   [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)
d3A   [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)
d6D   [D] Duplicity flag from PPM (meta.code.multip)
SpTypeG8 V  MK Spectral type compiled from ASCC-2.5 and GCRV (Note)   (src.spType)
SpType2G 8 V  MK Spectral type from Tycho-2 Spectral Type Catalog (Cat. III/231) (src.spType)
HIP 43587   Hipparcos number (Cat. I/239) (meta.id)
HD 75732   HD number (Cat. III/135) (meta.id)
ASCC 678466  ASCC-2.5 (Cat. I/280) number (meta.id)
IRVC4   [1/5] Index of Radial Velocity Catalogues (Note)   (meta.ref;pos.frame)
CompA  Components of multiple stars (Note)   (meta.code.multip)
RV 27.80 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 0.20 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 34   Number of observations (meta.number)
nRV1   [1/3] Number of matches for given IRVC entry (meta.number)

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