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/ApJS/185/20
  UV-bright quasars (Syphers+, 2009)
ReadMe+ftp
2009ApJS..185...20S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/185/20/table1Catalog of candidate EUV-bright SDSS/GALEX quasars (428 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. ((unassigned);(unassigned);(unassigned);phys.veloc)
  SDSS (char) SDSS DR7 name (JHHMMSS.ss+DDMMSS.s) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  z  SDSS pipeline redshift (photometric) ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  zmag mag (n) SDSS z-band magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  NUV 10-19W/m2/nm(n) GALEX NUV flux (177-300nm) ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))
  FUV 10-19W/m2/nm(n) GALEX FUV flux (120-177nm) ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;(unassigned);(unassigned))
  Insp   [0/10] Inspection flag (Note 1)   ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  Obs   [0/3] Prior observation flag (Note G2)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  Sloan  Display the SDSS data for this quasar (pos.galactic.lon;pos.wcs.crpix;arith.grad;pos.geocentric)
  RAJ2000 deg Right Ascension in decimal degrees (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEJ2000 deg Declination in decimal degrees (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846510247 Where phase=3 and catid=21850020
**** 
**** --POSTGRES MSG db=1
**** 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/VR2038714.err (2026-10-28T13:44:06)
-3
-source=J/ApJS/185/20/table1
-ref=VIZ6ae1fc271f1bba
elapse time 2