VizieR

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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/253/46
  Optical spectroscopy of Fermi blazars (Paliya+, 2021)
ReadMe+ftp
2021ApJS..253...46P
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/253/46/blazarsThe central engine and SED properties of emission (Table 7) and absorption (Table 8) line blazars (1030 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);arith.diff;phys.veloc)
  Sp (char) em=emission or abs=absorption ((unassigned);(unassigned);arith.grad;pos.eq.dec)
  4FGL (char) (i) 4FGL-DR2 catalog identifier ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  logMBH [Msun] [6.3/10.2] log central black hole mass ((unassigned);phys.atmol.qn.J;arith.grad;(unassigned))
  e_logMBH [Msun] [0/0.9] Uncertainty in log MBH (phot.mag.distMod;pos.centroid;arith.factor;time.age;meta.main)
  logLd [10-7W] [0/47.5] log accretion disk luminosity in erg/s units (stat.weight;instr.det;stat.min;(unassigned))
  e_logLd [10-7W] (n) [0/0.5] Uncertainty in logLd (only for Table 7) ((unassigned);instr.calib;stat.min;time.age;meta.main)
  lognuSyn [Hz] [11.3/19.4] log synchrotron peak frequency ((unassigned);meta.version;arith.diff;instr.spect)
  lognuFSyn [mW/m2] [-13/-9.7] log synchrotron peak flux in erg/s/cm2 units ((unassigned);meta.version;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  lognuIC [Hz] [19.6/26] log inverse Compton peak frequency ((unassigned);meta.version;arith.diff;instr.spect)
  lognuFIC [mW/m2] [-13.3/-9.3] log inverse Compton peak flux in erg/s/cm2 units ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  CD   [0.04/118] Compton Dominance ((unassigned);meta.version;arith.diff;pos.bodyrc.lon;meta.main)
  Ha  (n)Display the Halpha emission line (link to Table 2) ((unassigned);(unassigned);(unassigned);pos.geocentric)
  Hb  (n)Display the Hbeta emission line (link to Table 3) ((unassigned);em.line;arith.grad;pos.geocentric)
  MgII  (n)Display the MgII emission line (link to Table 4) (time.equinox;(unassigned);arith.factor;pos.geocentric)
  CIV  (n)Display the CIV emission line (link to Table 5) (spect.index;arith.zp;(unassigned);pos.geocentric)
  Vel  (n)Display the stellar velocity dispersion measurements for absorption line blazars (link to Table 6) ((unassigned);(unassigned);arith.factor;pos.geocentric)
  Ref  Display the reference used in this work (link to Table 10) ((unassigned);instr.bandpass;stat.min;pos.geocentric)
  Simbad  ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  _RA deg Right Ascension (J2000) from SIMBAD (not part of the original data) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  _DE deg Declination (J2000) from SIMBAD (not part of the original data) (obs.param;pos.spherical;arith.factor;(unassigned);arith)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846444953 Where phase=3 and catid=22530046
**** 
**** --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/VR226903.err (2026-10-27T19:35:51)
-3
-source=J/ApJS/253/46/blazars
-ref=VIZ6ae0fd1837657
elapse time 2