VizieR

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

VizieR

  
J/MNRAS/392/19
  The 2dF-SDSS QSO survey (Croom+, 2009)
ReadMe+ftp
2009MNRAS.392...19C
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/392/19/repeats2SLAQ spectroscopic catalogue of objects with repeated observations, built using add_IDs.pl version 1.2 (2008/10/01) (7065 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)
  Name (char) IAU format object name (not identical to SDSS name) (meta.id;meta.main)
  z  2SLAQ spectroscopic redshift (src.redshift)
  q_ID  2SLAQ spectroscopic quality (ID quality) (meta.code.qual)
  q_z  2SLAQ spectroscopic quality (redshift quality) (meta.code.qual;src.redshift)
  ID (char) 2SLAQ spectroscopic ID (i.e. QSO, NELG, star etc.) (meta.id)
  Date "Y:M:D" 2SLAQ spectroscopic observation date (YYMMDD) (time.epoch;obs)
  Fld (char) 2SLAQ spectroscopic field (obs.field)
  Fbr  2SLAQ spectroscopic fibre number (meta.note)
  S/N  2SLAQ spectroscopic S/N in a 4000-5000Å band (stat.snr)
  dmag mag (n) 2SLAQ (gm mag)-(fibre mag) relative to mean zero point in field (phot.mag)
  N  Number of observations for this object (meta.number)
  Com (char) 2SLAQ comment on spectrum (meta.note)

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