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

  
VII/235
  Quasars and Active Galactic Nuclei (11th Ed.) (Veron+, 2003)
ReadMe+ftp
2003A&A...412..399V
Similar Catalogs
This catalogue is obsoleted by VII/248
Post annotation 		img(gal)
1.VII/235/table2Confirmed, probable or possible BL Lac objects (876 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);phys.veloc.orbital;arith.diff;phys.veloc)
  notRadio (char) [*] '*' if not detected in radio (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)
  Name (char) Most common name of the object ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  RAJ2000 "h:m:s" Right Ascension J2000 (hours) (see also n_RAh) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEJ2000 "d:m:s" Declination J2000 (degrees) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  n_RAh (char) [AOR] Approximative/Optical/Radio position (Note 2)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  F6cm Jy (n) 6cm (5GHz) flux ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  r_F6cm  (n) [1,2377] Reference of 6cm Flux ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.dispersion)
  F11cm Jy (n) 11cm (2.7GHz) flux (Jy) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  r_F11cm  (n) [1,2377] Reference of 11cm flux ((unassigned);(unassigned);arith.factor;phys.veloc.dispersion)
  l_z (char) [>*] limit or method flag on z (Note 4)   ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  z  (n) redshift ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  Sp (char) [S0-9?HPBLbhin. ] Spectrum classification (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff;pos.posAng;meta.main)
  n_Vmag (char) [*RIO] Photographic(*), red(R), infra-red (I) or photographic O- or J- plates(O) ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  Vmag mag (n) magnitude, V or other (see n_Vmag) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  B-V mag (n) colour index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  U-B mag (n) colour index ((unassigned);stat.error;arith.factor;pos.healpix;(unassigned);(unassigned);(unassigned))
  Mabs mag (n) Absolute magnitude ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);(unassigned))
  FC  (n) [1,2377] Reference of the Finding Chart ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion)
  r_Vmag  (n) [1,2377] Reference of the Photometry ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion)
  r_z  (n) [1,2377] Reference of the redshift ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.dispersion)

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=846546677 Where phase=3 and catid=7235
**** 
**** --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/VR3573534.err (2026-10-28T23:51:16)
-3
-source=VII/235/table2
-ref=VIZ6ae28a7436871e
elapse time 1