VizieR

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

VizieR

  
J/AJ/144/49
  Quasars from SDSS-DR7, WISE and UKIDSS surveys (Wu+, 2012)
ReadMe+ftp
2012AJ....144...49W
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/144/49/table2The color-redshift relations of SDSS-WISE quasars (80 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)
  z   [0.075/5] Redshift (step of 0.05) (src.redshift)
  u-g mag (n) SDSS (u-g) color index plot of u-g(z) (phot.color;em.opt.U;em.opt.B)
  g-r mag SDSS (g-r) color index plot of g-r(z) (phot.color;em.opt.B;em.opt.R)
  r-i mag SDSS (r-i) color index plot of r-i(z) (phot.color;em.opt.R;em.opt.I)
  i-z mag SDSS (i-z) color index plot of i-z(z) (phot.color;em.opt.I;em.opt.I)
  z-W1 mag The (SDSS z - WISE W1) color index plot of z-W1(z) (phot.color;em.IR;em.IR)
  W1-W2 mag WISE (W1-W2) color index plot of W1-W2(z) (phot.color;em.IR;em.IR)
  W2-W3 mag WISE (W2-W3) color index plot of W2-W3(z) (phot.color;em.IR;em.IR)
  W3-W4 mag (n) WISE (W3-W4) color index plot of W3-W4(z) (phot.color;em.IR;em.IR)

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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