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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=31179
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ColumnValue  Explain   (UCD)
_RAJ200013 30 46.8034 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+24 13 57.747 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195013 28 24.7631 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+24 29 25.220 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon017.0216298 deg Galactic longitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lon)
_Glat+80.6783899 deg Galactic latitude at Epoch=J1991.25, proper motions taken into account (pos.galactic.lat)
31179recno 31179  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAdeg202.69516 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+24.23276 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 4.31 mas Trigonometric parallax (pos.parallax.trig)
e_Plx 1.00 mas Standard error in Plx (stat.error;pos.parallax)
pmRA -53.17 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
e_pmRA 1.35 mas/yr Standard error in pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE -20.14 mas/yr Proper Motion in DE (pos.pm;pos.eq.dec)
e_pmDE 0.99 mas/yr Standard error in pmDE (stat.error;pos.pm;pos.eq.dec)
Bmag 9.026 mag B magnitude in Johnson system (phot.mag;em.opt.B)
e_Bmag 0.013 mag Standard error on B magnitude (stat.error;phot.mag;em.opt.B)
Vmag 8.156 mag V magnitude in Johnson system (phot.mag;em.opt.V)
e_Vmag 0.011 mag Standard error on V magnitude (stat.error;phot.mag;em.opt.V)
Scat 0.054 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)
v3P   [CDMPRU] Variability type (Note)   (meta.code;src.var)
v4V   [VYIXR] Variability from CMC11 (Note)   (meta.code;src.var)
d12    [A-S ] CCDM component identifier (Note from Cat. I/274)   (meta.code.multip)
d3B   [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)
SpTypeG5II  MK Spectral type compiled from ASCC-2.5 and GCRV (Note)   (src.spType)
SpType2G2III  MK Spectral type from Tycho-2 Spectral Type Catalog (Cat. III/231) (src.spType)
HIP 65915   Hipparcos number (Cat. I/239) (meta.id)
HD 117555   HD number (Cat. III/135) (meta.id)
ASCC 780319  ASCC-2.5 (Cat. I/280) number (meta.id)
IRVC4   [1/5] Index of Radial Velocity Catalogues (Note)   (meta.ref;pos.frame)
CompC  Components of multiple stars (Note)   (meta.code.multip)
RV -21.00 km/s Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_RV 5.80 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 105   Number of observations (meta.number)
nRV1   [1/3] Number of matches for given IRVC entry (meta.number)

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