VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

  
J/A+A/684/A208
  Unassociated Fermi-LAT sources seen with eROSITA (Mayer+, 2024)
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2024A&A...684A.208M
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Post annotation 		img(gal)
1.J/A+A/684/A208/priorResult of our machine-learning based prior classification of gamma-ray sources into possible young/millisecond pulsars and blazars (2577 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. (meta.record)
  Name4FGL (char) Name of gamma-ray source in 4FGL-DR4 catalog (4FGL JHHMM.m+DDMM) (meta.id;meta.main)
  PriorPSR  Prior probability for a source to be a pulsar, rather than blazar, based on its gamma-ray properties (stat.fit.goodness)
  Prioryoungold  Prior probability for a source to be a young pulsar, rather than millisecond pulsar, based on its gamma-ray properties (stat.fit.goodness)
  SymLon  Symmetric Galactic longitude (pos.galactic.lon)
  SymLat  Symmetric Galactic latitude (pos.galactic.lat)
  logVarInd  log variability index (meta.code;src.var.index)
  FracVar  Fractional variability (em.freq;src.var)
  PowerLawInd  Power law index, PL_Index (spect.index)
  logParInd  log-parabola Index, LP_Index (spect.index)
  DeltaInd  Difference between power law and log-parabola indices, LP_Index - PL_Index (spect.index)

ALL cols		    
 (i)indexed column
  LogParBeta  log-parabola beta parameter (spect.index)
  logSigCurv  (n) Curvature significance for the log-parabola model LPSigCurv scales with the source detection significance, (spect.index)
  n_logSigCurv (char) [I] I for infinity (meta.note)
  ModSigCurv  (n) 3logLPSigCurv–2logSignifAvg value (stat.fit.param)
  n_ModSigCurv (char) [I] I for infinity (meta.code)
  EPivot  Pivot Energy (phys.energy)
  EFluxErr  logUncEnergyFlux100-0.4logEnergy_Flux100 value (stat.fit.param)
  SigCombined  (n) 3logLP_SigCurv - logVariability_Index value (stat.fit.param)
  n_SigCombined (char) [I] I for infinity (meta.note)
  HR12  Hardness ratio based on bands 0.3-1.0GeV/0.05-0.3GeV (phot.flux;arith.ratio)
  HR23  Hardness ratio based on bands 1.0-3.0GeV/0.3-1.0GeV (phot.flux;arith.ratio)
  HR34  Hardness ratio based on bands 3-30GeV/1.0-3.0GeV (phot.flux;arith.ratio)
  HR45  Hardness ratio based on bands 30-1000GeV/3-30GeV (phot.flux;arith.ratio)
  K13  Curvature parameter based on bands 1.0-3.0GeV/0.3-1.0GeV/0.05-0.3GeV (stat.fit.param)
  K24  Curvature parameter based on bands 3-30GeV/1.0-3.0GeV/0.3-1.0GeV (stat.fit.param)
  K35  Curvature parameter based on bands 30-1000GeV/3-30GeV/1.0-3.0GeV (stat.fit.param)

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