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

  
J/ApJS/265/46
  SDSS DR16Q QSO pairs with MgII abs. line analysis (Chen+, 2023)
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2023ApJS..265...46C
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spectrum
Post annotation 		img(gal)
1.J/ApJS/265/46/table1(c)The properties of the quasar pairs and the line of sight (LOS) MgII absorption lines[spectrum] (10033 rows)
2.J/ApJS/265/46/table2(c)The background quasars with transverse (TRA) MgII absorption lines (10035 rows)
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Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Pair  (i) [1/10033] Pair identifier (meta.id)
  (1)fSDSS (char) Foreground SDSS identifier (meta.id.assoc)
   (ALL)Plate   [273/11704] SDSS Plate identifier (meta.id;instr.plate)
   (ALL)MJD d (i) [51609/58543] SDSS Modified Julian Date of observation (time.epoch)
   (ALL)Fiber   [1/1000] SDSS Fiber identifier (meta.note)
   (ALL)zEm   [0.4/2.51] Redshift from emission lines (src.redshift;pos.heliocentric)
  (1)logLBol [10-7W] [44.22/47.56] log bolometric luminosity (phys.luminosity)
   (ALL)Dist kpc [20/500] Distance (pos.distance)
   (ALL)zAbs  (n) [0.4/2.3] Redshift from absorption lines (Note G1)   (src.redshift;pos.heliocentric)
   (ALL)EW2798 0.1nm (n) [0.14/9] MgII2798Å equivalent width; Angstroms (Note G1)   (spect.line.eqWidth)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)e_EW2798 0.1nm [0.02/1.4] 1σ uncertainty in EW2798 (Note G1)   (stat.error)
   (ALL)EW2803 0.1nm (n) [0.08/6.9] MgII2803Å equivalent width; Angstroms (Note G1)   (spect.line.eqWidth)
   (ALL)e_EW2803 0.1nm [0.02/1.4] 1σ uncertainty in EW2803 (Note G1)   (stat.error)
   (ALL)bSDSS (char) Background SDSS identifier (meta.id;meta.main)
   (ALL)Sp (char) Interactive DR16 spectrum from SDSS (meta.ref.url)
  (1)SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  (1)NED (char) ask the NED data-base about this object (meta.ref.url)
   (ALL)_RA deg (i) Positions from foreground SDSS identifiers (right ascension part) (pos.eq.ra;meta.main)
   (ALL)_DE deg (i) Positions from foreground SDSS identifiers (declination part) (pos.eq.dec;meta.main)

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