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/954/194
  Bright gamma-ray blazars among the 4LAC (Yoshida+, 2023)
ReadMe+ftp
2023ApJ...954..194Y
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/954/194/tablea1List of our sources (145 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);em.freq;(unassigned);phys.veloc)
  4FGL (char) The 4LAC catalog identifier (Ajello+ 2020, J/ApJ/892/105) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  Name (char) Object name ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  RAJ2000 deg Right Ascension (J2000) (phot.fluence;(unassigned);arith.factor;(unassigned);arith)
  DEJ2000 deg [-83.7/78.5] Declination (J2000) (phot.mag.sb;phys.mol;arith.grad;(unassigned);arith)
  OptCl (char) Optical class (Note 1)   ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  sedCl (char) SED class from Ajello+ 2020, J/ApJ/892/105 (stat.fit.residual;pos.wcs.crval;arith.factor;pos.galactic)
  z  (n) [0.03/3.2] Spectroscopic derived redshift (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;meta.main)
  LAT (char) Identifiers as used on https://fermi.gsfc.nasa.gov/ssc/data/access/lat/msl_lc/ ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  Simbad  ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  NED  ask the NED data-base about this object ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)

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=846469104 Where phase=3 and catid=19540194
**** 
**** --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/VR620054.err (2026-10-28T02:18:23)
-3
-source=J/ApJ/954/194
-ref=VIZ6ae15b6f97616
elapse time 1