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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=35913
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ColumnValue  Explain   (UCD)
_RAJ200015 53 36.7189 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-25 19 37.713 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195015 50 36.2595 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-25 10 45.651 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon346.8768865 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+21.6134024 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
35913recno 35913  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg238.40303 deg (i) Right Ascension J2000.0, epoch 1991.25 (pos.eq.ra;meta.main)
e_RAdeg 1.0 mas Standard error in RA*cos(DEdeg) (stat.error)
DEJ2000-25.32708 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 6.95 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 1.17 mas Standard error in Plx (stat.error;pos.parallax)
pmRA -14.72 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 1.15 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -25.59 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 1.15 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag 4.578 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 4.678 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 0.004 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)
v3D   [CDMPRU] Variability type (Note)   (meta.code;src.var)
v4    [VYIXR] Variability from CMC11 (Note)   (meta.code;src.var)
d12A   [A-S ] CCDM component identifier (Note from Cat. I/274)   (meta.code.multip)
d3A   [A-S] Component identifier (Note)   (meta.code.multip)
d4D   [DRSYZ] Duplicity from Tycho-1 (Note)   (meta.code.multip)
d5C   [CGOVX] Double/Multiple Systems flag (Note)   (meta.code.multip)
d6D   [D] Duplicity flag from PPM (meta.code.multip)
SpTypeB2.5 Vn  MK Spectral type compiled from ASCC-2.5 and GCRV (Note)   (src.spType)
SpType2B2.5 VN  MK Spectral type from Tycho-2 Spectral Type Catalog (Cat. III/231) (src.spType)
HIP 77840   Hipparcos number (Cat. I/239) (meta.id)
HD 142114   HD number (Cat. III/135) (meta.id)
ASCC 1682474  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 -9.30 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 1.60 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 19   Number of observations (meta.number)
nRV1   [1/3] Number of matches for given IRVC entry (meta.number)

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