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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=46603
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ColumnValue  Explain   (UCD)
_RAJ200020 20 08.7418 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+16 43 53.714 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195020 17 51.3937 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+16 34 22.621 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon058.3296913 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat-10.9788855 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
46603recno 46603  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg305.03643 deg (i) Right Ascension J2000.0, epoch 1991.25 (pos.eq.ra;meta.main)
e_RAdeg 81.0 mas Standard error in RA*cos(DEdeg) (stat.error)
DEJ2000+16.73160 deg (i) Declination J2000.0, epoch 1991.25 (pos.eq.dec;meta.main)
e_DEJ2000 83.5 mas Standard error in DEdeg (stat.error;pos.eq.dec)
Plx  mas Trigonometric parallax (pos.parallax.trig)
e_Plx  mas Standard error in Plx (stat.error;pos.parallax)
pmRA -3.47 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 2.00 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -3.69 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 2.00 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag 11.891 mag B magnitude in Johnson system (phot.mag;em.opt.B)
e_Bmag 0.207 mag Standard error on B magnitude (stat.error;phot.mag;em.opt.B)
Vmag 10.919 mag V magnitude in Johnson system (phot.mag;em.opt.V)
e_Vmag 0.115 mag Standard error on V magnitude (stat.error;phot.mag;em.opt.V)
Scat 0.741 mag Scatter on magnitude (stat.error)
v1G   [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)
d3    [A-S] Component identifier (Note)   (meta.code.multip)
d4Z   [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)
SpTypePc PN  MK Spectral type compiled from ASCC-2.5 and GCRV (Note)   (src.spType)
SpType2Pc PN  MK Spectral type from Tycho-2 Spectral Type Catalog (Cat. III/231) (src.spType)
HIP    Hipparcos number (Cat. I/239) (meta.id)
HD 193538   HD number (Cat. III/135) (meta.id)
ASCC 897656  ASCC-2.5 (Cat. I/280) number (meta.id)
IRVC4   [1/5] Index of Radial Velocity Catalogues (Note)   (meta.ref;pos.frame)
Comp   Components of multiple stars (Note)   (meta.code.multip)
RV -64.40 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV  km/s Mean standard error in RV (stat.error)
q_RVB   [A-E I] Quality index of the RV from CGRV (Note Cat. III/213)   (meta.code.qual)
o_RV 8   Number of observations (meta.number)
nRV1   [1/3] Number of matches for given IRVC entry (meta.number)

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