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/ApJS/268/23
  Magnetic fields & emission regions of Fermi blazars (Fan+, 2023)
ReadMe+ftp
2023ApJS..268...23F
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/268/23/table1The magnetic field strength and electron energy for 2708 Fermi blazars (2708 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);(unassigned);phys.veloc)
  4FGL (char) (i) 4FGL catalog identifier (JHHMM.m+DDMMc) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  Class1 (char) Spectral classification ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sweight;meta.main)
  Class2 (char) Classification from synchrotron peak frequency (Note 1)   ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  z  (n) [0/4.31] Redshift from Yang+ 2022, J/ApJS/262/18 ((unassigned);em.IR;arith.factor;pos.parallax;meta.main)
  delta  (n) [0.2/88.5] Doppler factor (Note 2)   (stat.stdev;stat.Fourier;arith.factor;phys.absorption.opticalDepth;meta.main)
  lognusy [Hz] [12/18.7] Log synchrotron peak frequency (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff;instr.spect)
  lognuIC [Hz] [19.46/26.4] Log IC peak frequency (Note 3)   ((unassigned);(unassigned);(unassigned);instr.spect)
  P1  (n) [-0.3/-0.04] Spectral curvature (Note 4)   (instr.fov;(unassigned);arith.factor;pos.bodyrc.lon;meta.main)
  logB [10-4T] [-5.41/5.01] Log magnetic field strength; Gauss (Note 5)   ((unassigned);pos.wcs.naxis;arith.grad;(unassigned))
  logB2 [10-4T] (n) [-1.2/3.8] Other limit in logB range (Note 5)   ((unassigned);pos.wcs.naxis;arith.grad;(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  loggam [-] [0.76/5.5] Log energy of electrons contributing most to synchrotron peak (Note 5)   ((unassigned);em.line;arith.grad;(unassigned))
  loggam2 [-] (n) [1/5] Other limit value in loggam range (Note 5)   (spect.index;stat.Fourier.amplitude;arith.diff;(unassigned))
  logUe [10-7J/cm3] [-11/19.4] Log energy density of the electrons; erg/cm3 (Note 5)   ((unassigned);em.line;arith.grad;pos.spherical;meta.main)
  logUe2 [10-7J/cm3](n) [-9.2/10.1] Other limit value in logUe range (Note 5)   ((unassigned);(unassigned);(unassigned);pos.spherical;meta.main)
  Bc [10-4T] (n) [0/29629] Critical magnetic field strength; Gauss ((unassigned);phys.mol.formationHeat;(unassigned);(unassigned);(unassigned))
  Loc (char) Display the location of the emission region (link to Table 2) ((unassigned);(unassigned);(unassigned);pos.geocentric)
  L18  (n)Display data from Liodakis+ 2018, J/ApJ/866/137 within 1' ((unassigned);(unassigned);arith.factor;pos.geocentric)
  F16  (n)Display data from Fan+ 2016, J/ApJS/226/20 within 5" (stat.fit.param;phys.atmol.qn.L;arith.grad;pos.geocentric)
  DR3i  Display data from 4FGL-DR3 (IX/67), 4FGL (Abdollahi+ 2020, J/ApJS/247/33) ((unassigned);phys.atmol.qn.J;arith.grad;pos.geocentric)
  Simbad  ask the Simbad data-base about this object (time.equinox;em.wl.effective;stat.min;pos.geocentric)
  NED  ask the NED data-base about this object (phot.color;pos.wcs.ctype;arith.grad;pos.geocentric)
  _RA deg Right Ascension (J2000) from SIMBAD (not part of the original data) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  _DE deg Declination (J2000) from SIMBAD (not part of the original data) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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