VizieR

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

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Target Name (resolved by Sesame) or Position:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/A+A/688/A23
  Stellar chromospheric activity of LAMOST sources (Zhang+, 2024)
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2024A&A...688A..23Z
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Post annotation 		img(gal)
1.J/A+A/688/A23/table3Catalogue data (1122495 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)
  sp  Display the DR9 LAMOST spectrum, if available (meta.ref.url)
  ObsId  Unique observation identifier of LAMOST LRS spectrum (meta.id;obs.param;obs)
  ObsDate "Y:M:D" (n)(i) Spectral observation date (time.epoch;obs)
  fitsname (char) FITS file name of LAMOST LRS spectrum (meta.id;meta.file)
  snrg  Signal-to-noise ratio in the g band (S/Ng) of LAMOST LRS spectrum (stat.snr)
  snrr  Signal-to-noise ratio in the r band (S/Nr) of LAMOST LRS spectrum (stat.snr)
  Teff K Effective temperature (Teff) derived from the LASP (phys.temperature.effective)
  e_Teff K (n) Uncertainty of Teff derived from the LASP (stat.error;phys.temperature.effective)
  logg [cm/s2] Surface gravity (logg) derived from the LASP (phys.gravity)
  e_logg [cm/s2] (n) Uncertainty of logg derived from the LASP (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  [Fe/H]  Metallicity ([Fe/H]) derived from the LASP (phys.abund.Z)
  e_[Fe/H]  (n) Uncertainty of [Fe/H] derived from the LASP (stat.error;phys.abund.Fe)
  RV km/s Radial velocity (Vr) derived from the LASP (phys.veloc;pos.heliocentric)
  e_RV km/s (n) Uncertainty of RV derived from the LASP (stat.error)
  RAJ2000 deg (i) Right ascension (RA) of fiber pointing (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination (DEC) of fiber pointing (J2000) (pos.eq.dec;meta.main)
  GaiaDR3  Source identifier in Gaia DR3 catalog (meta.id;meta.main)
  Gmag ag G magnitude in Gaia DR3 catalog (phot.mag;em.opt)
  Stri  Stri index of LAMOST LRS (spect.index)
  e_Stri  (n) Uncertainty of Stri (stat.error)
  SMWO  SMWO activity index (spect.index)
  e_SMWO  (n) Uncertainty of SMWO (stat.error)
  logRHKcl  logRHK activity index derived from the method in the classic literature (spect.index)
  e_logRHKcl  (n) Uncertainty of logRHKcl (stat.error)
  logRHKPh  logRHK activity index derived from the method based on the PHOENIX model (spect.index)
  e_logRHKPh  (n) Uncertainty of logRHKPh (stat.error)
  logRpHKcl  logR'HK activity index derived from the method in the classic literature (spect.index)
  e_logRpHKcl  (n) Uncertainty of logRpHKcl (stat.error)
  logRpHKPh  logR'HK activity index derived from the method based on the PHOENIX model (spect.index)
  e_logRpHKPh  (n) Uncertainty of logRpHKPh (stat.error)

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