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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/264/12
  Chromospheric activities from LAMOST and K2 (Han+, 2023)
ReadMe+ftp
2023ApJS..264...12H
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/264/12/ewsMedium-resolution (Table 1) and Low-resolution (Table 2) EWs of the Hα lines (184226 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)
  Q (char) Medium-Resolution (MRS) or Low-Resolution (LRS) data (meta.code.qual)
  LAMOST (char) LAMOST identifier (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  Param  (n)Display all the parameters for this source (Tables 3+4) (meta.ref.url)
  EW 0.1nm (n) [-180/21936] Equivalent width; Angstroms (spect.line.eqWidth)
  e_EW 0.1nm (n) [0/250977] Uncertainty in EW (stat.error;spect.line.eqWidth)
  BMJD d (i) [58784.6/58950.6] Barycentric Modified Julian Date (time.epoch)
  _RA deg (i) Positions from LAMOST names (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from LAMOST names (declination part) (pos.eq.dec;meta.main)

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