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/222/5
  The second Fermi-LAT >50GeV catalog (2FHL) (Ackermann+, 2016)
ReadMe+ftp
2016ApJS..222....5A
Similar Catalogs
[METAcat] [METAcells] [stats]
Post annotation 		img(gal)
1.J/ApJS/222/5/table42FHL extended sources previously detected by the Fermi-LAT (20 rows) (released 2017-09-06)
[METAtab] [METAcola]

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - ) [METAcola]
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  2FHL (char) 2FHL name (JHHMM.m+DDMMe) (Note 1)   (meta.id;meta.main)
  GLON deg [6.5/347.4] Galactic longitude (pos.galactic.lon)
  GLAT deg [-32.9/3.1] Galactic latitude (pos.galactic.lat)
  TS   [28/438] Test Statistic (stat.fit.goodness)
  Assoc (char) Name of the most likely associated source (meta.id)
  Class (char) Class designation for the most likely association (src.class)
  Mod (char) Spatial model (stat.param;meta.modelled)
  Ext (char) deg Extension(s) (Note 2)   (phys.angSize)
  _RA.icrs deg (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  _DE.icrs deg (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

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  
.errorfile=/tmp/V-3.err (2025-08-24T03:55:48)
-3
-source=J/ApJS/222/5/table4
-ref=VIZ68aa8d453920d2
elapse time 1

Options: wopt=0, optS=0, onote=0, opt1=8, opos=0

Contents of error file (/tmp/V-3.err):
----db1_query(0 'metaviz@VIZIR'):
[1756007749]   Select ucdid, name, class, explain From METAucd where ucdid=248
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1756007749]   Select famid, name, explain From METAfam where famid=1137
----db1_reset(0 'metaviz@VIZIR')
----inherit(u=used, h=hidden):
     [u] +source=J/ApJS/222/5/table4
     [u] -ref=VIZ68aa8d453920d2
====inherit(): added 0 hidden fields
----free temporary files
----db1_close(0 'metaviz@VIZIR')
----db1_close(1 'metaviz@VIZIR')
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