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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

  LAMOST DR7 catalogs (Luo+, 2019)
Post annotation
1.V/156/dr7melrsLAMOST LRS Multiple Epoch Catalog (1918951 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)
  LAMOST  Unique LAMOST source ID (source_id) (;meta.main)
  RAJ2000 deg (i) Right Ascension (J2000) (ra) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination (J2000) (dec) (pos.eq.dec;meta.main)
  GaiaDR2  (n) The "source_id" field of Gaia DR2 catalog (gaiasourceid) (
  Gmag mag (n) The "photgmean_magnitude" field of Gaia DR2 catalog (gaiagmean_mag) (phot.mag;em.opt.V)
  Nobs  Observation plan numbers for each target with multiple epoch observations (obs_number) (meta.number;obs.param;obs)
  obsIDlist (char) Spectrum ID List (obsid_list) (meta.note)
  midmjmst (char) Modified Julian Minute List of the middle time of multiple exposure (midmjm_list) (meta.note)
  zlist (char) Red Shift List (z_list) (meta.note)
  Tefflist (char) Effective Temperature List (teff_list) (meta.note)
  logglist (char) Surface Gravity List (logg_list) (meta.note)
  [Fe/H]list (char) Metallicity List (feh_list) (meta.note)
  RVlist (char) Radial Velocity List (rv_list) (meta.note)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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