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/256/13
  The Fermi-LAT long-term transient sources (1FLT) (Baldini+, 2021)
ReadMe+ftp
2021ApJS..256...13B
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/256/13/tableb1(c)Catalog of Fermi-LAT long-term transient sources (1FLT) (142 rows)
2.J/ApJS/256/13/tableb2(c)Sun detection list (60 rows)
3.J/ApJS/256/13/tableb3(c)GRB detection list (27 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
  (1)1FLT (char) Source name (JHHMM+DDMM, according to IAU Specifications for Nomenclature) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  (1)Seq   [1/142] Source number (SRCNUM) ((unassigned);(unassigned);(unassigned);spect.line.veloc)
   (ALL)TBIN   [0/119.5] Time Bin in which the source was detected with the greatest TS (TBIN_1m) (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;obs.calib.dark;meta.main)
  (1)Nfl   [1/7] Number of flares of this source ((unassigned);(unassigned);(unassigned);src.var)
   (ALL)RAJ2000 deg Right Ascension (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
   (ALL)DEJ2000 deg Declination (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  (1)GLON deg Galactic longitude ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)GLAT deg Galactic latitude ((unassigned);phys.veloc.orbital;arith.diff;(unassigned))
  (1)C95a deg [0.16/1.6] Semimajor axis of the error ellipse at 95% confidence ((unassigned);pos.galactic.lon;arith.diff;(unassigned);(unassigned))
  (1)C95b deg [0.14/1.2] Semiminor axis of the error ellipse at 95% confidence ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned))

ALL cols		    
 (i)indexed column
  (1)C95PA deg [0/178] Position angle of the 95%-confidence semi-major axis (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;instr.spect;meta.main)
   (ALL)TS   [25/177] Likelihood test statistic for 100MeV-300GeV analysis ((unassigned);(unassigned);(unassigned);pos.healpix;meta.main)
  (1)Npred   [36/480] Number of predicted events in the model ((unassigned);(unassigned);(unassigned);src.var)
   (ALL)PL   [1.7/4.2] Photon index for the PowerLaw fit ((unassigned);phys.luminosity.fun;arith.factor;phys.abund.Y;meta.main)
   (ALL)e_PL   [0.12/0.75] Uncertainty in PL ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
   (ALL)Flux ph/cm2/s [1.5e-8/2.3e-7] Integral photon flux for 0.1 to 300GeV ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
   (ALL)e_Flux ph/cm2/s [6e-9/6.3e-8] Uncertainty in Flux ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.code.status)
  (1+3)EFlux MeV/cm2/s [1.1e-5/5.7e-5] Energy Flux (Note 3)   ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  (1+3)e_EFlux MeV/cm2/s [2.7e-6/1.7e-5] Uncertainty in EFlux ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (1)Fermi (char) Name, correspondence to Fermi-LAT xFGL and FL8Y catalog (ASSOC_FERMI) (Note 4)   ((unassigned);(unassigned);(unassigned);src.class.color)
  (1)Gamma (char) Name, correspondence to {gamma}-ray source catalog (ASSOC_GAM) ((unassigned);phys.veloc.orbital;arith.diff;src.class.color)
  (1)2FAV (char) Name, correspondence to 2FAV source catalog (Abdollahi+, 2017, J/ApJ/846/34) (ASSOC_FAVA) ((unassigned);phys.veloc.orbital;arith.diff;src.class.color)
  (1)LMC (char) True if the source is in the LMC region (3 occurrences) ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)

ALL cols		    
 (i)indexed column
  (1)CenA (char) True if the source is near Cen A (2 occurrences) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)Class (char) Class of the most likely counterpart (Note 5)   ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  (1)Assoc (char) Designation of the most likely associated counterpart (Assoc_Name) ((unassigned);(unassigned);(unassigned);src.class.color)
  (1)PAssoc   [0/1] Probability of association (AssocProbBay) (Note 6)   ((unassigned);phys.luminosity.fun;arith.grad;phys.polarization.circular;meta.main)
  (1)RAAdeg deg (n) Right Ascension (J2000), most likely counterpart (Assoc_RA) ((unassigned);(unassigned);arith.factor;(unassigned))
  (1)DEAdeg deg (n) Declination (J2000), most likely counterpart (Assoc_Dec) ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)z  (n) [0.002/3.7] Most likely counterpart redshift ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  (1)RFlux mJy (n) [24.9/4204] Most likely counterpart flux density at 1.4GHz (Radio_flux) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  (1)lognupk [Hz] (n) [-12.6/14.7] Log10 Synchrotron peak frequency (Note 7)   ((unassigned);phys.veloc.orbital;arith.diff;instr.spect)
  (1)LowConf (char) True if a source has a TS<30 and only one monthly detection (72 occurrences) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1+3)Simbad (char) ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  (2+3)repROI (char) Overlapping ROI flag (Note 1)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (2)FLSF (char) Name of the associated solar flare (Note 2)   ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)Trigger  GRB trigger number ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  (3)GRB (char) GRB name (Ajello+ 2019ApJ...878...52A) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

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=846443381 Where phase=3 and catid=22560013
**** 
**** --POSTGRES MSG db=0
**** 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 execute query: UPDATE METAstat set nother=nother+1, tother=846443381 Where phase=3 and catid=22560013
**** 
**** --POSTGRES MSG db=0
**** 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/VR200851.err (2026-10-27T19:09:39)
-3
-source=J/ApJS/256/13
-ref=VIZ6ae0f6f531093
elapse time 2