VizieR

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

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/244/27
  Radial velocity measurements in LAMOST-II (Wang+, 2019)
ReadMe+ftp
2019ApJS..244...27W
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/244/27/lamostMRSThe LAMOST medium-resolution radial velocities catalog (LAMOST MRS RV) (1594956 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Gaia  (n) Gaia DR2 identifier when available (meta.id.cross)
  LAMOST (char) LAMOST identifier (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  medID (char) LAMOST spectral ID (Date-PlateID- SpectrographID-FiberID-MJM_PiplineVersion) (meta.id)
  medIDb (char) LAMOST spectral ID for the blue part (meta.id)
  medIDr (char) LAMOST spectral ID for the red part (meta.id)
  Date "Y:M:D" (n)Date of the observation (time.epoch)
  spId   [1/16] Spectrograph ID (meta.id;instr)
  Lamp (char) Lamp used for wavelength calibration (instr.setup)
  RAJ2000 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [-10/79.1] Declination (J2000) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  SNRb   [10/618] Signal-to-noise ratio of the blue part (stat.snr)
  SNRr   [10/667] Signal-to-noise ratio of the red part (stat.snr)
  RVb km/s [-572/577] RV measured from the blue part without zero-point correction (spect.dopplerVeloc)
  e_RVb km/s [-121/391] RVb uncertainty (stat.error)
  RVr km/s [-546/591] RV measured from the red part without zero-point correction (spect.dopplerVeloc)
  e_RVr km/s [-10/318] RVr uncertainty (stat.error)
  RVbc km/s [-571/583] RV with zero-point corrected for the blue part (see Section 4.1) (spect.dopplerVeloc)
  RVrc km/s [-546/592] RV with zero-point corrected for the red part (see Section 4.1) (spect.dopplerVeloc)
  bcorr   [0.924/1] Correlation coefficient between the blue part and the best-fit template (stat.correlation)
  rcorr   [0.919/1] Correlation coefficient between the red part and the best-fit template (stat.correlation)
  Teffb K [3500/10000] Effective temperature of the best-fit template of the blue part (phys.temperature.effective;meta.modelled)
  loggb [cm/s2] [0/5] Surface gravity of the best-fit template of the blue part (phys.gravity;meta.modelled)
  [Fe/H]b [-] [-4/0.5] [Fe/H] of the best-fit template of the blue part (phys.abund.Fe;meta.modelled)
  Teffr K [3500/10000] Effective temperature of the best-fit template of the red part (phys.temperature.effective;meta.modelled)
  loggr [cm/s2] [0/5] Surface gravity of the best-fit template of the red part (phys.gravity;meta.modelled)
  [Fe/H]r [-] [-4/0.5] [Fe/H] of the best-fit template of the red part (phys.abund.Fe;meta.modelled)
  Flb   [0] Quality flag for accessing RV derived from the blue part, 0 for good (always "0") (meta.code.qual)
  Flr   [0/1] Quality flag for accessing RV derived from the blue part (0=good, 1=bad) (meta.code.qual)
  Gmag mag (n) [4.5/21.2] G magnitude from Gaia DR2 (phot.mag;em.opt.V)
  bp-rp mag (n) [-0.6/6] bp-rp color index from Gaia DR2 (phot.color;em.opt.B;em.opt.R)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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