VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

Radius Box size

  
J/MNRAS/405/2302
  Improved redshifts for SDSS quasar spectra (Hewett+, 2010)
Post annotation
img(gal)
1.J/MNRAS/405/2302/table4Quasar redshift catalogue (91665 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)
  SDSS (char) SDSS object name (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  z  Redshift (src.redshift)
  e_z  Redshift error (stat.error;src.redshift)
  Det   [-1/1] FIRST Detection status: 1=detected, -1=not detected, 0=outside FIRST footprint (meta.code)
  z1  (n) Alternate redshift for objects with Det=0 and cross-correlation redshift estimate >1.1 (src.redshift)
  n_z   [1/7] Redshift estimation method code (Note 2)   (meta.note)
  Plate  SDSS spectroscopic plate (pos.parallax.spect;instr.plate)
  MJD d SDSS MJD of spectroscopic observation (time.epoch;obs)
  Fiber  SDSS spectroscopic fibre number (meta.number;pos.parallax.spect)
  Sloan  Display the SDSS data for this quasar (meta.ref.url)
  DR7  Display the details of the SDSS-DR7 photometry for this source (meta.ref.url)
  RAJ2000 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination (J2000) (pos.eq.dec;meta.main)

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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