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/A+A/478/701
  Color excess of SDSS quasars with DLA systems (Vladilo+, 2008)
ReadMe+ftp
2008A&A...478..701V
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/478/701/table1The DLA absorption sample of quasars (248 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)
  SDSS (char) SDSS identifier of the DLA quasar (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  zem  Emission redshift of the quasar (src.redshift)
  rmag mag SDSS r magnitude (phot.mag;em.opt.R)
  zabs  Absorption redshift (src.redshift)
  logN(HI) cm-2 HI column density of the DLA system (phys.columnDensity)
  d(zem)  bin in zem of the subset of control quasars (Note 1)   (stat.fit.param)
  d(rmag) mag bin in rmag of the subset of control quasars (Note 2)   (stat.fit.param)
  <(r-z)0> mag Mean (r-z) color of the control sub-set (Note 3)   (phot.color)
  e_<(r-z)0> mag Standard deviation of the mean <(r-z)_0> (stat.error)
  <(g-z)0> mag Mean (g-z) color of the control sub-set (Note 3)   (phot.color)
  e_<(g-z)0> mag Standard deviation of the mean <(g-z)_0> (stat.error)
  D(r-z) mag Deviation from mean (r-z) color index (Note 4)   (phot.color)
  e_D(r-z) mag Error of Delta(r-z) (stat.error)
  D(g-z) mag (n) Deviation from mean (g-z) color index (Note 4)   (phot.color)
  e_D(g-z) mag (n) Error of Delta(g-z) (stat.error)
  SDSSdata  Display the SDSS data (meta.ref.url)
  Simbad  ask the Simbad data-base about this object
  _RA deg (i) Right ascension (derived from SDSS) for Eq=J2000 (pos.eq.ra;meta.main)
  _DE deg (i) Declination (derived from SDSS) for Eq=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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