VizieR

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

VizieR

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/ApJ/843/30
  MgII line vs 3000Å continuum analysis in 68 QSOs (Zhu+, 2017)
ReadMe+ftp
2017ApJ...843...30Z
Similar Catalogs
spectrum
Post annotation 		img(gal)
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)

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. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  (1)ID  Identification number of our data pairs in this paper ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
   (ALL)SDSS (char) SDSS object name (JHHMMSS.ss+DDMMSS.s) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  (1)Plate  SDSS Plate number ((unassigned);(unassigned);(unassigned);spect.line.veloc;phys.atmol.qn.F)
  (1)Fiber  SDSS Fiber number ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  (1)MJD d Modified Julian Date of observation ((unassigned);phys.veloc.orbital;arith.diff;pos.centroid;meta.main)
  (1)EW   [18.4/195.5] Broad Mg II equivalent width (Note 1)   ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)logMg2 [10-7W] [36.8/42.5] log narrow MgII line luminosity (Note 2)   ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)logNe4 [10-7W] [0/42.3] log Ne IV (3426Å) line luminosity (Note 2)   ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)logO2 [10-7W] [40.4/45.1] log O II (3726, 3729Å) line luminosity (Note 2)   ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)logNe3 [10-7W] [40.4/42.4] log NeIII (3869Å) line luminosity (Note 2)   ((unassigned);(unassigned);(unassigned);(unassigned))

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

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

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846440183 Where phase=3 and catid=18430030
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846440183 Where phase=3 and catid=18430030
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR143220.err (2026-10-27T18:16:21)
-3
-source=J/ApJ/843/30
-ref=VIZ6ae0ea7622f74
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