Looking for catalogs ..
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/562/A64
  Fermi detection of BL Lac objects (Wu+, 2014)
ReadMe+ftp
2014A&A...562A..64W
Similar Catalogs
[METAcat] [METAcells] [stats]
Post annotation 		img(gal)
1.J/A+A/562/A64/table3Sample of 170 BL Lac objects in Wu et al. (2007, Cat. J/A+A/466/63) (170 rows) (released 2017-09-22)
[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)
  IAU (char) IAU source name (HHMM+DDd, J2000) (meta.id)
  Source (char) Source name (meta.id;meta.main)
  z   [0.01/2.1] Redshift (src.redshift)
  n_z (char) [*] * for unknown redshift and taken as the average redshift of LBL/IBL/HBL subclass (meta.note)
  log(nu) [Hz] [11/21] Synchrotron peak frequency (Note 1)   (em.freq;stat.max)
  logP [W/Hz] [22/29] Total radio power at 408MHz (Note 1)   (phys.luminosity;em.radio.400-750MHz)
  Fc Jy Arcsecond scale radio flux at 5GHz Fcore (Note 1)   (phot.flux.density;em.radio.3-6GHz)
  delta   [0.5/37.1] Doppler factor δ (Note 1)   (spect.dopplerParam)
  Pol % (n) [0/12] Polarization fraction from NVSS (phys.polarization)
  Mhost mag (n) Absolute magnitude of host galaxy (Note 2)   (phys.magAbs)
  Class (char) Class: FBL (BL Lac with Fermi detection) or NFBL (no Fermi detection) (src.class)
  Fgam mW/m2 (n) Observed γ-ray flux from 2nd year Fermi/LAT catalog [100MeV to 100GeV] (phot.flux.density;em.gamma.hard)
  beta  (n) [0.5/26] Proper motion from the literature (Apparent parsec-scale speed of the fastest jet feature (βapp) (phys.veloc;arith.diff)
  r_beta  (n) Reference for proper motion (Note 3)   (meta.ref;pos.frame)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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-0.err (2025-08-23T16:28:16)
-2
-source=35620064
-ref=VIZ68a9ec202a1fe5
elapse time 0

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

Contents of error file (/tmp/V-0.err):
CDSportal=http://cdsportal.u-strasbg.fr/StoreVizierData.html
COCAT=130.79.128.31
COCATPORT=1801
CONTEXT_DOCUMENT_ROOT=/srv/httpd/local/cgi/
CONTEXT_PREFIX=/local/viz-bin/
Content=text/html
DOCKER=yes
DOCUMENT_ROOT=/srv/httpd/Pages/
GATEWAY_INTERFACE=CGI/1.1
GLUDIR=/srv/glu
GLUHOME=/srv/glu
GROUP=root
HOME=/srv/httpd
HOST=b448cffa3102
HOSTTYPE=x86_64-linux
HTTP_ACCEPT=*/*
HTTP_ACCEPT_ENCODING=gzip, br, zstd, deflate
HTTP_CACHE_CONTROL=max-age=0
HTTP_CONNECTION=Keep-Alive
HTTP_HOST=cds:8082
HTTP_USER_AGENT=Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
HTTP_VIA=1.1 squid-proxy-5b5d847c96-l5qcg (squid/6.10)
HTTP_X_FORWARDED_FOR=10.3.175.99, 216.73.216.136
HTTP_X_FORWARDED_HOST=viz-beta.u-strasbg.fr
HTTP_X_FORWARDED_SERVER=viz-beta.u-strasbg.fr
LC_ALL=C
LD_LIBRARY_PATH=/srv/httpd/../lib:/srv/lib:/usr/local/lib:/usr/lib
LOGNAME=root
MACHTYPE=x86_64
METADB=metaviz@VIZIR asu asu4VizieR
MOCCMD=mocset query /srv/httpd/mocs/mocset10.bin cone -p 5 
NEWS=/VizieR/+news.htx
OSTYPE=linux
PATH=/srv/httpd/bin:/usr/local/bin:/usr/bin:/bin
PATH_INFO=/
PWD=/srv/httpd/cgi
QMOCCMD=.ext-tsv/qat2s_asu --out.form tsv --noheader --out.max=999999999 --source=%s --moc=%s --out='!/_((RA)|(DE))J2000|recno/'
QUERY_STRING=-source=18690122
REMOTE_ADDR=130.79.128.30
REMOTE_PORT=34272
REQUEST_METHOD=GET
REQUEST_SCHEME=http
REQUEST_URI=/local/viz-bin/VizieR?-source=18690122
SCRIPT_FILENAME=/srv/httpd/local/cgi/VizieR
SCRIPT_NAME=/local/viz-bin/VizieR
SERVER_ADDR=172.17.0.3
SERVER_ADMIN=gilles.landais@astro.u-strasbg.fr
SERVER_NAME=cds
SERVER_PORT=8082
SERVER_PROTOCOL=HTTP/1.1
SERVER_SIGNATURE=
SERVER_SOFTWARE=Apache/2.4.57 (Unix)
SESAME_SERVER=glu
SHLVL=1
USER=root
VENDOR=unknown
VSEARCH_HOST=cdsarc.cds.unistra.fr
VSEARCH_REDIRECT=http://cdsarc.cds.unistra.fr
Vaccess=*
Vprog=/srv/httpd/bin/vizier
Vprog_ls=-rwxr-xr-x 1 root root 963736 Jun 11 08:12 /srv/httpd/bin/vizier
Vroot=/srv/httpd

################################################################
....(in): -source=18690122
################################################################

....Trying '/srv/httpd/interfaces' => OK
....Trying '/srv/httpd/interfaces' => 3
....db1_interfaces(/srv/httpd/interfaces)
[1755966496]   Select name, dbname, catid, tabid, famid, type, dbtype, length, flags, fmt, unit, dbunit, explain, colid, notid, morid, ucdid, vounit, morexplain From METAcol where catid=0 and  tabid=52 order by colid
[1755966496]   Select famid, name, explain From METAfam where famid=1165
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755966496]   Select ucdid, name, class, explain From METAucd where ucdid=248
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755966496]   Select famid, name, explain From METAfam where famid=1135
----db1_reset(0 'metaviz@VIZIR')
----inherit(u=used, h=hidden):
     [u] +source=35620064
     [u] -ref=VIZ68a9ec202a1fe5
====inherit(): added 0 hidden fields
----free temporary files
----db1_close(0 'metaviz@VIZIR')
----db1_close(1 'metaviz@VIZIR')
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