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/913/120
  4FGL blazars with Gaia DR2 data (Zeng+, 2021)
ReadMe+ftp
2021ApJ...913..120Z
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/913/120/table1Sample for 1124 blazars (1124 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);stat.error;arith.factor;phys.veloc)
  4FGL (char) 4FGL name (JHHMM.m+DDMM) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  z   [0.01/3.8] Spectroscopic redshift from the 4LAC (Ajello+, 2020, J/ApJ/892/105) ((unassigned);meta.version;arith.diff;pos.parallax;meta.main)
  S25GeV mW/m2 [8.4e-13/1.2e-9] The 25GeV energy flux; in erg/s/cm2 units ((unassigned);meta.version;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  Gamma   [1.5/3.2] Power-law spectral index in the 100MeV to 100GeV energy band ((unassigned);(unassigned);(unassigned);phys.abund.Y;(unassigned);(unassigned))
  Class (char) Classification (Note 1)   ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  Gaia  Gaia DR2 counterpart identifier ((unassigned);meta.version;arith.diff;spect.line.veloc)
  Gmag mag [12.8/21.5] Gaia DR2 G passband band magnitude ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))
  BPmag mag (n) [12.9/21.3] Gaia DR2 Blue passband magnitude ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))
  RPmag mag (n) [12.2/20.4] Gaia DR2 Red passband magnitude ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))
  fnu mJy [0.009/24.7] Gaia DR2 G passband flux density ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  fnuBP mJy (n) [0.01/24] Gaia DR2 Blue passband flux density ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  fnuRP mJy (n) [0.01/32.1] Gaia DR2 Red passband flux density ((unassigned);meta.version;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  alpha   [-0.8/4.1] Optical spectral index (Note 2)   ((unassigned);meta.version;arith.diff;phys.abund.Y;(unassigned);(unassigned))
  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);meta.version;arith.diff;(unassigned);arith)
  _DE deg Declination (J2000) from SIMBAD (not part of the original data) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

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