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/A+A/660/A87
  Machine learning methods with Fermi-LAT catalogs (Bhat+, 2022)
ReadMe+ftp
2022A&A...660A..87B
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/660/A87/cat23FGL 2-class classification (3034 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)
  3FGL (char) Source Name in 3FGL (SourceName3FGL) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  GLON deg 3FGL Galactic Longitude (GLON) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);meta.main)
  GLAT deg 3FGL Galactic latitude (GLAT) (XXXXXXX)
  ln(EF100) [mW/m2] 3FGL Energy flux from 100MeV to 100GeV (ln(Energy_Flux100)) (spect.index;em.wavenumber;stat.min;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  ln(e_EF100) [mW/m2] Error on ln(EF100) (ln(UncEnergyFlux100)) (meta.file;phys.mol.dissociation;(unassigned);time.age;meta.main)
  SigCurv  3FGL Significance (ln(Signif_Curve)) (instr.precision;meta.checksum;arith;phys.polarization.circular;meta.main)
  ln(VI)  3FGL variability index (ln(Variability_Index)) (phot.color;obs.airMass;arith.factor;pos.wcs.crpix;meta.main)
  500MeVI  Index at 500 MeV for 3FGL catalog (500MeV_Index) ((unassigned);(unassigned);stat.min;phys.abund.Y;meta.main)
  HR12  3FGL hardness ratio, bands 1, 2 (100-300MeV, 300-1000MeV) (HR12) ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;instr.offset)
  HR23  3FGL hardness ratio, bands 2, 3 (300-1000MeV, 1-3GeV) (HR23) ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)

ALL cols		    
 (i)indexed column
  HR34  3FGL hardness ratio, bands 3, 4 (1-3GeV, 3-10GeV) (HR34) (spect.index;(unassigned);arith.factor;meta.abstract;instr.offset)
  HR45  3FGL hardness ratio, bands 4, 5 (3-10GeV, 10-100GeV) (HR45) (meta.code.member;arith.zp;stat.min;meta.abstract;instr.offset)
  Cat3FGL (char) 3FGL category (Category_3FGL) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sweight;meta.main)
  Class3FGL (char) 3FGL Class (CLASS_3FGL) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sweight;meta.main)
  E0 MeV 3FGL Energy at which error on differential flux is minimal (Pivot_Energy) ((unassigned);(unassigned);(unassigned);instr.sensitivity)
  SpType (char) Type of spectral fit (Spectrum_Type) ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.orbital)
  Assoc1 (char) Association (ASSOC1) ((unassigned);(unassigned);(unassigned);src.class.color)
  Flags3FGL  3FGL flags (Flags_3FGL) ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  AGN-BDT  Probability of being an AGN with BDT being the mac learning method and 3FGL the catalog (AGN_BDT) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_AGN-BDT  Error on AGN-BDT (AGNBDTSTD) (instr.plate.emulsion;pos.centroid;arith.factor;time.age;meta.main)
  PSR-BDT  Probability of being an PSR with BDT being the mac learning method and 3FGL the catalog (PSR_BDT) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_PSR-BDT  Error on PSR-BDT (PSRBDTSTD) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  AGN-NN  Probability of being an AGN with NN being the mac learning method and 3FGL the catalog (AGN_NN) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)

ALL cols		    
 (i)indexed column
  e_AGN-NN  Error on AGN-NN (AGNNNSTD) ((unassigned);phys.veloc.orbital;arith.factor;time.age;meta.main)
  PSR-NN  Probability of being an AGN with PSR being the mac learning method and 3FGL the catalog (PSR_NN) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_PSR-NN  Error on PSR-NN (PSRNNSTD) (stat.value;phys.atmol.qn.L;arith.factor;time.age;meta.main)
  AGN-RF  Probability of being an AGN with RF being the mac learning method and 3FGL the catalog (AGN_RF) ((unassigned);phys.veloc.orbital;arith.factor;phys.polarization.circular;meta.main)
  e_AGN-RF  Error on AGN-RF (AGNRFSTD) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  PSR-RF  Probability of being an AGN with PSR being the mac learning method and 3FGL the catalog (PSR_RF) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_PSR-RF  Error on PSR-RF (PSRRFSTD) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  AGN-LR  Probability of being an AGN with LR being the mac learning method and 3FGL the catalog (AGN_LR) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_AGN-LR  Error on AGN-LR (AGNLRSTD) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  PSR-LR  Probability of being an PSR with LR being the mac learning method and 3FGL the catalog (PSR_LR) ((unassigned);phys.veloc.orbital;arith.diff;phys.polarization.circular;meta.main)
  e_PSR-LR  Error on PSR-LR (PSRLRSTD) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  AGN-BDT-O  Probability of being an AGN with DTB_O being the mac learning method and 3FGL the catalog (AGNBDTO) ((unassigned);phys.veloc.orbital;arith.diff;phys.polarization.circular;meta.main)
  e_AGN-BDT-O  Error on AGN-BDT-O (AGNBDTSTD_O) ((unassigned);(unassigned);(unassigned);time.age;meta.main)

ALL cols		    
 (i)indexed column
  PSR-BDT-O  Probability of being an PSR with DTB_O being the mac learning method and 3FGL the catalog (PSRBDTO) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_PSR-BDT-O  Error on PSR-BDT-O (PSRBDTSTD_O) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  AGN-NN-O  Probability of being an AGN with NN_O being the mac learning method and 3FGL the catalog (AGNNNO) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_AGN-NN-O  Error on AGN-NN-O (AGNNNSTD_O) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  PSR-NN-O  Probability of being an PSR with NN_O being the mac learning method and 3FGL the catalog (PSRNNO) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_PSR-NN-O  Error on PSR-NN-O (PSRNNSTD_O) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  AGN-RF-O  Probability of being an AGN with RF_O being the mac learning method and 3FGL the catalog (AGNRFO) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_AGN-RF-O  Error on AGN-RF-O (AGNRFSTD_O) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  PSR-RF-O  Probability of being an PSR with RF_O being the mac learning method and 3FGL the catalog (PSRRFO) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  e_PSR-RF-O  Error on PSR-RF-O (PSRRFSTD_O) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  AGN-LR-O  Probability of being an AGN with LR_O being the mac learning method and 3FGL the catalog (AGNLRO) ((unassigned);phys.veloc.orbital;arith.diff;phys.polarization.circular;meta.main)
  e_AGN-LR-O  Error on AGN-LR-O-BDT (AGNLRSTD_O) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  PSR-LR-O  Probability of being an PSR with LR_O being the mac learning method and 3FGL the catalog (PSRLRO) ((unassigned);phys.veloc.orbital;arith.diff;phys.polarization.circular;meta.main)
  e_PSR-LR-O  Error on PSR-LR-O-BDT (PSRLRSTD_O) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  FlagMiss  Missing values flag (MissingValuesFlag) ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)
  CatProb (char) Category probability (Category_Prob) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sweight;meta.main)
  _RA.icrs deg (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS ((unassigned);(unassigned);(unassigned);(unassigned))
  _DE.icrs deg (n)(i) Declination (ICRS, epoch 2000) computed by CDS ((unassigned);(unassigned);(unassigned);(unassigned))

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=846622650 Where phase=3 and catid=36600087
**** 
**** --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 
****error getting UCD 1095218786913 1020
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR528947.err (2026-10-29T20:57:29)
-3
-source=J/A+A/660/A87/cat2
-ref=VIZ6ae3b33981233
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