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/ApJ/728/26
  QSO selection based on photometric variability (Macleod+, 2011)
ReadMe+ftp
2011ApJ...728...26M
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/728/26/table1Targets for spectroscopic follow-up (255 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);meta.version;arith.diff;phys.veloc)
  ID   [46516/7912248] Target identification number (Note 1)   ((unassigned);meta.version;arith.diff;spect.line.veloc)
  SDSS (char) SDSS-DR7 IAU name from Cat. II/294 when <0.50" ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  RAJ2000 deg Right Ascension in decimal degrees (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  DEJ2000 deg Declination in decimal degrees (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  imag mag [12.87/18.99] SDSS i band magnitude (Note 2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  u-g mag SDSS (u-g) color index (Note 2)   ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  g-r mag SDSS (g-r) color index (Note 2)   ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  r-i mag SDSS (r-i) color index (Note 2)   ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  i-z mag SDSS (i-z) color index (Note 2)   ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  logtau [d] [2/7.5] Log of the DRW tau time scale (Note 3)   ((unassigned);(unassigned);(unassigned);phys.polarization.stokes.Q;meta.main)
  SFinf mag [0.01/44.05] DRW long-term structure function ((unassigned);(unassigned);(unassigned);stat.filling;src.orbital.inclination)
  Out   [0/1] Outlier (Note 3)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  Sloan  Display the SDSS data for this quasar ((unassigned);(unassigned);(unassigned);pos.geocentric)

ALL cols		    
 (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=846421360 Where phase=3 and catid=17280026
**** 
**** --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/VR3422047.err (2026-10-27T13:02:38)
-3
-source=J/ApJ/728/26
-ref=VIZ6ae0a0f034375f
elapse time 2