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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

  MgII line vs 3000Å continuum analysis in 68 QSOs (Zhu+, 2017)
Post annotation
1.J/ApJ/843/30/table1*Sample data[spectrum] (Note) (2420 rows)
2.J/ApJ/843/30/qsos(c)List of unique quasars; table added by CDS (69 rows)

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)
  (1)ID  Identification number of our data pairs in this paper (
   (ALL)SDSS (char) SDSS object name ( (;meta.main)
  (1)Plate  SDSS Plate number (;instr.plate)
  (1)Fiber  SDSS Fiber number (
  (1)MJD d Modified Julian Date of observation (time.epoch)
  (1)EW   [18.4/195.5] Broad Mg II equivalent width (Note 1)   (spect.line.eqWidth)
  (1)logMg2 [10-7W] [36.8/42.5] log narrow MgII line luminosity (Note 2)   (phys.luminosity)
  (1)logNe4 [10-7W] [0/42.3] log Ne IV (3426Å) line luminosity (Note 2)   (phys.luminosity)
  (1)logO2 [10-7W] [40.4/45.1] log O II (3726, 3729Å) line luminosity (Note 2)   (phys.luminosity)
  (1)logNe3 [10-7W] [40.4/42.4] log NeIII (3869Å) line luminosity (Note 2)   (phys.luminosity)

ALL cols
 (i)indexed column
  (1)logO3 [10-7W] [0/43.4] log OIII (5008Å) line luminosity (Note 2)   (phys.luminosity)
   (ALL)z   [0.6/1.5] Improved quasar redshift from DR7Q and DR12Q (src.redshift)
  (1)log3000 [10-7W] [43.7/45.7] log 3000Å continuum luminosity (Note 2)   (phys.luminosity)
  (1)Cat (char) Quasar catalog observation is included in (obs.param;obs)
  (1)Nr   [1/5] Number or narrow-lines used in final flux recalibration (
  (1)Sp (char) Interactive spectrum from SDSS (meta.ref.url)
  (2)Ns  (n)Number of spectra for this quasar (meta.number)
  (2)DR12Q  (n)Display data from the SDSS quasar catalog -DR12 (VII/279) within 1" (meta.ref.url)
  (2)DR7+DR12 (char) Display data from the SDSS photometric catalog -DR7 (II/294) and -DR12 (V/147) within 0.5" (meta.ref.url)
  (2)Sloan (char) Display the online SDSS data for the nearest object (meta.ref.url)
  (2)SimbadName (char) Designation understandable by the Simbad data-base (
  (2)NED (char) ask the NED data-base about this object (meta.ref.url)
  (2)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (2)_DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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