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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=16170
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ColumnValue  Explain   (UCD)
_RAJ200006 53 26.2145 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+21 43 05.596 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195006 50 26.5743 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+21 46 52.460 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon193.6145973 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+10.1337220 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
16170recno 16170  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg103.35928 deg (i) Right Ascension J2000.0, epoch 1991.25 (pos.eq.ra;meta.main)
e_RAdeg 1.6 mas Standard error in RA*cos(DEdeg) (stat.error)
DEJ2000+21.71830 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 5.61 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 1.48 mas Standard error in Plx (stat.error;pos.parallax)
pmRA -19.54 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 1.08 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -33.77 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 1.03 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag 9.271 mag B magnitude in Johnson system (phot.mag;em.opt.B)
e_Bmag 0.024 mag Standard error on B magnitude (stat.error;phot.mag;em.opt.B)
Vmag 8.280 mag V magnitude in Johnson system (phot.mag;em.opt.V)
e_Vmag 0.015 mag Standard error on V magnitude (stat.error;phot.mag;em.opt.V)
Scat 0.014 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)
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)
SpTypeK0  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 33086   Hipparcos number (Cat. I/239) (meta.id)
HD 50275   HD number (Cat. III/135) (meta.id)
ASCC 763286  ASCC-2.5 (Cat. I/280) number (meta.id)
IRVC2   [1/5] Index of Radial Velocity Catalogues (Note)   (meta.ref;pos.frame)
Comp   Components of multiple stars (Note)   (meta.code.multip)
RV 82.10 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 1.10 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 1   Number of observations (meta.number)
nRV1   [1/3] Number of matches for given IRVC entry (meta.number)

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