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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/249/22
  Radial velocity variable stars from LAMOST DR4 (Tian+, 2020)
timeSerie
Post annotation
img(gal)
1.J/ApJS/249/22/catalogCatalog of radial velocity (RV) variable star candidates[timeSerie] (80702 rows)

 
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)
  RAJ2000 deg (i) Right ascension (J2000) (RA) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) [-9.5/87] Declination (J2000) (DEC) (pos.eq.dec;meta.main)
  GLON deg Galactic longitude (L) (pos.galactic.lon)
  GLAT deg Galactic latitude (B) (pos.galactic.lat)
  Nep   [2/47] Number of epochs of the object (EPOCH) (meta.number)
  Dur d [0.0075/1611] Time span of observation for the object (DURATION) (obs.param;obs)
  DeltaT   [-1603/1611] Δt between epochs with max and min RV (DT) (time.interval)
  dRV km/s [9.8/415] Maximum RV difference between any two epochs (DRV_MAX) (phys.veloc;arith.diff)
  dlogg [cm/s2] [-5.15/4.82] logg between epochs with max and min RV (DLOGG) (phys.gravity;arith.diff)
  dTeff K [-18681/16743] ΔTeff between epochs with max and min RV (DTEFF) (phys.temperature.effective;arith.diff)

ALL cols
    
 (i)indexed column
  dFeH [-] [-3.3/3.8] Δ[Fe/H] between epochs with max and min RV (DFEH) (phys.abund.Fe;stat.min;stat.max)
  Chi2   [0.16/1095] Chi square of RVs calculated with equation 4 (CHIS) (Note 1)   (stat.fit.chi2)
  RV km/s [-939/777] Weighted radial velocity via equation 1 (WMRV) (Note 2)   (phys.veloc;stat.mean)
  e_RV km/s [3/17.1] Weighted RV error via equation 3 (WMRVERR) (Note 3)   (stat.error)
  SpecId (char) LAMOST unique spectral ID for epoch of target (SPEC_ID) (meta.id;meta.main)
  RVmax   [0/40] Index of RV_EPOCH responding for max RV (INDMM1) (meta.number)
  RVmin   [0/39] Index of RV_EPOCH responding for min RV (INDMM2) (meta.number)
  PV   [0.6/0.95] Probability of being a RV variable star (stat.fit.goodness)
  Type (char) Variability types (src.var)
  KIC  (n) Kepler identifier (see V/133) (meta.id.cross)
  Gaia  (n) GAIA identifier for 203 sources (see I/345) (GAIASOURCEID) (meta.id.cross)
  OName (char) VSX name (see B/vsx) for 3044 sources (VSX_NAME) (meta.ref;pos.frame)
  GCVS (char) GCVS Constellation numeric code (bytes 1-2), Star Number within constellation (bytes 3-6) (see B/gcvs) (GCVSCONNUM) (meta.id)
  ASASSN-V (char) ASAS-SN name for 2011 sources (see II/366) (ASASSN_NAME) (meta.id.cross)
  LAMOST  Display the LAMOST-DR4 data (V/153) (meta.ref.url)
  RVc  Interactive velocity plot (meta.ref.url)
timeSerie

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