VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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=4622
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ColumnValue  Explain   (UCD)
_RAJ200003 35 29.9505 "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+31 13 36.732 "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)
_RAB195003 32 23.7563 "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+31 03 40.656 "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)
_Glon159.5329690 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-19.7454342 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)
4622recno 4622  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

IDTYC2342-00278-1  Star ID (HIP, TYC or 2MASS) (meta.id)
RV 9.850 km/s [-382.272/339.061] Mean Radial Velocity (spect.dopplerVeloc.opt;pos.barycenter)
e_RV 0.1735 km/s [0.0001/0.6374] Uncertainty of RV (stat.error)
eRV 0.0054 km/s [0.0001/0.2157] Internal error of RV (stat.error)
s_RV 0.3005 km/s [0/1.6164] Standard deviation of RV (stat.stdev)
Tbase 1476 d Time baseline of the N observations (time.epoch)
JDm53098 d Mean Julian Day of observations (JD-2400000) (time.epoch;stat.mean)
N 3  Number of ground-based radial velocities (meta.number)

VCVC  Velocity Plot (meta.ref.url)

Source 121249198804944512  (i) Source ID in Gaia DR2 (meta.id;meta.main)
FlagVAL  Calibration or validation status (Note 1)   (meta.code.error)
RVS 11.71 km/s [-382.02/339.66] Gaia DR2 Radial Velocity (spect.dopplerVeloc.opt;pos.barycenter)
e_RVS 2.25 km/s [0.11/19.07] Gaia DR2 Radial Velocity error (stat.error)
o_RVS 3   [0/92] Number of RVS transits (meta.number)
2MASS2MASSJ03352990+3113375   2MASS ID (2MASSJHHMMSSss+DDMMSSS) (meta.id)
Jmag 7.791 mag 2MASS J magnitude (phot.mag;em.IR.J)
e_Jmag 0.018 mag 2MASS J magnitude error (stat.error;phot.mag)
Hmag 7.489 mag 2MASS H magnitude (phot.mag;em.IR.H)
e_Hmag 0.021 mag 2MASS H magnitude error (stat.error;phot.mag)
Kmag 7.425 mag 2MASS K magnitude (phot.mag;em.IR.K)
e_Kmag 0.023 mag 2MASS K magnitude error (stat.error;phot.mag)
QflagAAA  2MASS Qflag (meta.code.qual)
RA_ICRS053.874794 deg (i) Right ascension (ICRS) (Note 2)   (pos.eq.ra;meta.main)
DE_ICRS+31.22687 deg (i) Declination (ICRS) (Note 2)   (pos.eq.dec;meta.main)
Epoch2015.5 yr Epoch for RAdeg and DEdeg (meta.ref;time.epoch)
Bmag 9.54 mag Simbad B magnitude (phot.mag;em.opt.B)
Vmag 8.93 mag Simbad V magnitude (phot.mag;em.opt.V)
SpTypeG5IV   Simbad spectral type (src.spType)
otypeTTau*  Simbad object type (src.class)

SimbadTYC2342-00278-1  ask the Simbad data-base about this object (meta.ref.url)
_RA.icrs053.874794 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+31.22687 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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