VizieR

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VizieR

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I/345/rvstdcat Gaia DR2 (Gaia Collaboration, 2018)
Mean radial velocities on absolute scale (original column names in green)
timeSerie
(4813 rows)
  recno=1136
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ColumnValue  Explain   (UCD)
_RAJ200005 05 27.6648 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2015.5 (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-22 22 15.600 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2015.5 (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195005 03 20.6491 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2015.5 (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-22 26 16.378 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2015.5 (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon223.2465841 deg Galactic longitude at Epoch=J2015.5 (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-32.7311534 deg Galactic latitude at Epoch=J2015.5 (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
1136recno 1136  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

IDHIP023685  Star ID (HIP, TYC or 2MASS) (meta.id)
RV 1.011 km/s [-382.272/339.061] Mean Radial Velocity (spect.dopplerVeloc.opt;pos.barycenter)
e_RV 0.0340 km/s [0.0001/0.6374] Uncertainty of RV (stat.error)
eRV 0.0001 km/s [0.0001/0.2157] Internal error of RV (stat.error)
s_RV 0.0481 km/s [0/1.6164] Standard deviation of RV (stat.stdev)
Tbase 422 d Time baseline of the N observations (time.epoch)
JDm53545 d Mean Julian Day of observations (JD-2400000) (time.epoch;stat.mean)
N 2  Number of ground-based radial velocities (meta.number)

VCVC  Velocity Plot (meta.ref.url)

Source   (i) Source ID in Gaia DR2 (meta.id;meta.main)
FlagVAL  Calibration or validation status (Note 1)   (meta.code.error)
RVS  km/s [-382.02/339.66] Gaia DR2 Radial Velocity (spect.dopplerVeloc.opt;pos.barycenter)
e_RVS  km/s [0.11/19.07] Gaia DR2 Radial Velocity error (stat.error)
o_RVS 0   [0/92] Number of RVS transits (meta.number)
2MASS2MASSJ05052766-2222157   2MASS ID (2MASSJHHMMSSss+DDMMSSS) (meta.id)
Jmag 0.680 mag 2MASS J magnitude (phot.mag;em.IR.J)
e_Jmag 0.190 mag 2MASS J magnitude error (stat.error;phot.mag;em.IR.J)
Hmag -0.025 mag 2MASS H magnitude (phot.mag;em.IR.H)
e_Hmag 0.226 mag 2MASS H magnitude error (stat.error;phot.mag;em.IR.H)
Kmag -0.205 mag 2MASS K magnitude (phot.mag;em.IR.K)
e_Kmag 0.282 mag 2MASS K magnitude error (stat.error;phot.mag;em.IR.K)
QflagCDD  2MASS Qflag (meta.code.qual)
RA_ICRS076.365270 deg (i) Right ascension (ICRS) (Note 2)   (pos.eq.ra;meta.main)
DE_ICRS-22.37100 deg (i) Declination (ICRS) (Note 2)   (pos.eq.dec;meta.main)
Epoch2000.0 yr Epoch for RAdeg and DEdeg (meta.ref;time.epoch)
Bmag 4.64 mag Simbad B magnitude (phot.mag;em.opt.B)
Vmag 3.18 mag Simbad V magnitude (phot.mag;em.opt.V)
SpTypeK4III   Simbad spectral type (src.spType)
otypePM*  Simbad object type (src.class)

SimbadHIP023685  ask the Simbad data-base about this object (meta.ref.url)
_RA.icrs076.365270 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-22.37100 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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Rules of usage of VizieR data

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