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/ApJ/776/136
  QPQ VI. HI absorption of z∼2 quasars (Prochaska+, 2013)
Post annotation
img(gal)
1.J/ApJ/776/136/qpq6(c)Quasars Probing Quasars VI (QPQ6) redshifts and HI measurements (tables 1, 3 and 4) (646 rows) (released 2017-06-27)
[METAtab] [METAcola]
2.J/ApJ/776/136/table2(c)Journal of observations (105 rows) (released 2017-06-27)
[METAtab] [METAcola]
Help Xmatch is

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortJoin tables
more join
Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)f/g-Q (char) Foreground quasar identifier (meta.id;meta.main)
  (1)L912 [cW/m2/nm](n) [28/32] Log of 912Å luminosity; erg/s/cm2(Note 2)   (phys.luminosity;em.IR)
  (1)Lbol [mW/m2] (n) [45/48] Log of bolometric luminosity; erg/s/cm2 (Note 2)   (phys.luminosity)
   (ALL)b/g-Q (char) Background quasar identifier (meta.id.assoc)
  (1)zbg   [1.7/4.9] Background redshift (src.redshift;pos.heliocentric)
   (ALL)Nq  (n)Number of foreground quasars associated in QPQ6 (meta.number)
  (1)b kpc [31/999] Impact parameter R (src.impactParam)
  (1)gUV  (n) [2/17964] Enhancement in flux relative to the extragalactic UV background (Note 2)   (phot.flux;arith.ratio)
   (ALL)Inst (char) Source spectrum (Note G1)   (meta.id;instr)
  (1)Lines (char) Emission lines used in zem (meta.id;spect.line)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)zfg   [1.6/4.5] Emission line derived redshift (src.redshift;pos.heliocentric)
  (1)e_zfg km/s [272/794] Uncertainty in zfg (stat.error)
  (1)S/N   [6/205] Signal-to-noise per rest-frame Å (Note 3)   (stat.snr)
  (1)<F2000>   [0/1.2] Average flux (Note 4)   (phot.flux)
  (1)DelF   [-0.5/1] Value defined in Equ. 4 (Note 5)   (phot.flux;arith.ratio)
  (1)delv km/s (n) [-1733/1553] Velocity offset (Note 6)   (phys.veloc;arith.diff)
  (1)LWave 0.1nm (n) [3204/6615] Lower wavelength of Lyα analysis (Å) (em.wl)
  (1)UWave 0.1nm (n) [3217/6634] Upper wavelength of Lyα analysis (Å) (em.wl)
  (1)l_WLya (char) Limit flag on WLya (meta.code.error)
  (1)WLya 0.1nm (n) [0.2/23.7] Rest equivalent width (Note 7)   (spect.line.eqWidth)
  (1)e_WLya 0.1nm (n) [0.01/0.3] Uncertainty in WLya (stat.error)
  (1)l_logNH (char) Limit flag on logNH (meta.code.error)
  (1)logNH [cm-2] (n) [14.3/21.3] Log of H I column density (phys.columnDensity)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)e_logNH [cm-2] (n) [0.1/0.4] Uncertainty in logNH (stat.error)
  (1)OT  (n) [-1/1] Optical thick flag (Note 8)   (meta.code)
  (1)Qfg (char) Name of the foreground quasar in SIMBAD (meta.id)
  (1)Qbg (char) Name of the background quasar in SIMBAD (meta.id)
  (1)DR9Q  (n)Sources from Paris+, 2012, VII/269, within 2" (meta.ref.url)
  (1)Obs  (n)Display the observation log (meta.code)
   (ALL)Sloan (char) Display the online SDSS data for the nearest object (meta.ref.url)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
   (ALL)_RA deg (i) Postion of foreground quasar (from f/g-Q identifier (right ascension part) (pos.eq.ra;meta.main)
   (ALL)_DE deg (i) Postion of foreground quasar (from f/g-Q identifier (declination part) (pos.eq.dec;meta.main)
  (2)Obs (char) Observatory (meta.id;instr.obsty)
  (2)Date "Y:M:D" (n)Observation date (Note 3)   (time.epoch;obs)
  (2)Exp s [300/16800] Exposure time (Note 4)   (time.duration;obs.exposure)

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 (2025-08-23T19:09:44)
-3
-source=J/ApJ/776/136
-ref=VIZ68aa11f82dfae4
elapse time 0

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


Contents of error file (/tmp/V-3.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=III%2F239
REMOTE_ADDR=130.79.128.30
REMOTE_PORT=44578
REQUEST_METHOD=GET
REQUEST_SCHEME=http
REQUEST_URI=/local/viz-bin/VizieR-3?-source=III%2F239
SCRIPT_FILENAME=/srv/httpd/local/cgi/VizieR-3
SCRIPT_NAME=/local/viz-bin/VizieR-3
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=III/239
################################################################

....Trying '/srv/httpd/interfaces' => OK
....Trying '/srv/httpd/interfaces' => 3
....db1_interfaces(/srv/httpd/interfaces)
----db1_open(metaviz@VIZIR) gives: 0
----Open server: 130.79.128.5, port 5432 (type postgres base vizier)
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select      METAcol.name as name, METAcol.dbname as dbname, METAcol.length as length      from METAcol, METAtab      where METAcol.catid=0 and METAtab.catid=0 and METAcol.tabid = METAtab.tabid      and METAtab.name = 'METAdba'
----Open server: 130.79.128.5, port 5432 (type postgres base vizier)
----db1_exec(1 'metaviz@VIZIR'):
[1755976184]    Update METAhit set etime=809291384,  Ncalls = Ncalls+1 where catid=51640036 and hstid=-1 and btime=807348600
------------(1 records affected)
----db1_exec(1 'metaviz@VIZIR'):
[1755976184]    UPDATE METAstat set nlocal=nlocal+1, tlocal=809291384 Where phase=3 and catid=51640036
------------(1 records affected)
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select famid, name From METAfam where famid>=0
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select ucdid, name From METAucd where ucdid>=0
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select famid, name From METAfam where famid>=0
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select ucdid, name From METAucd where ucdid>=0
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select famid, name, explain From METAfam where famid=1363
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select ucdid, name, class, explain From METAucd where ucdid=416
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select ucdid, name, class, explain From METAucd where ucdid=430
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755976184]   Select famid, name, explain From METAfam where famid=1370
----db1_reset(0 'metaviz@VIZIR')
----opt1= 8
----inherit(u=used, h=hidden):
     [u] +source=J/ApJ/776/136
     [u] -ref=VIZ68aa11f82dfae4
====inherit(): added 0 hidden fields
----free temporary files
----db1_close(0 'metaviz@VIZIR')

Cite/acknowledge VizieR catalogue
Rules of usage of VizieR data

© Université de Strasbourg/CNRS

    • Contact