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/PAZh/42/313
  3XMM-DR4 QSO candidates at 3<z<5.5 (Khorunzhev+, 2016)
ReadMe+ftp
2016PAZh...42..313K
Similar Catalogs
[METAcat] [METAcells] [stats]
Post annotation 		img(gal)
1.J/PAZh/42/313/table1(c)Catalog of 3<z<5.5 quasar candidates (903 rows) (released 2018-09-03)
[METAtab] [METAcola]
2.J/PAZh/42/313/table2(c)List of known quasars at z>3 not selected by our algorithm (63 rows) (released 2018-09-03)
[METAtab] [METAcola]
Help Xmatch is

Simple ConstraintList Of Constraints
 
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)
   (ALL)N  Index number, within the table (meta.id)
   (ALL)Name (char) 3XMM Source name in 3XMM-DR4 (meta.id;meta.main)
   (ALL)SRCID  Source number in 3XMM-DR4 (meta.id)
   (ALL)RAJ2000 deg (i) Right ascension J2000 (degrees) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination J2000 (degrees) (pos.eq.dec;meta.main)
   (ALL)FX05-2 10aW/m2 X-ray flux in 0.5-2keV (10–14erg/s/cm2) (phot.flux;em.X-ray.soft)
   (ALL)e_FX05-2 10aW/m2 Error on flux in 0.5-2keV (10–14erg/s/cm2) (stat.error)
   (ALL)ipmag mag SDSS (AB) PSF magnitude in i' band (phot.mag;em.opt.I)
   (ALL)zpmag mag SDSS (AB) PSF magnitude in z' band (phot.mag;em.opt.I)
   (ALL)zspec  (n) Spectroscopic redshift (src.redshift)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)r_zspec  (n) [0/1] Reference for spectroscopic redshift (Note 1)   (meta.ref;pos.frame)
   (ALL)Flag  (n) zWarning for zref=0 or reference number from HMQ (Cat. VII/273) for zref=1 (Note 1)   (meta.code.error)
   (ALL)zphot  Photometric redshift (src.redshift)
   (ALL)FL (char) Photometric data flag (Note 2)   (meta.code)
   (ALL)TQ  Best quasar template (Note 3)   (meta.id;stat.fit)
   (ALL)TS (char) Best star template (Note 4)   (meta.id;stat.fit)
   (ALL)NBand  Number of bands with reliable photometry (meta.number)
   (ALL)Sloan (char) Display the SDSS data for this quasar (meta.ref.url)
   (ALL)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)

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 (2025-08-23T18:41:37)
-3
-source=J/PAZh/42/313
-ref=VIZ68aa0b612d3876
elapse time 0

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

Contents of error file (/tmp/V-3.err):
-rwxr-xr-x 1 root root 963736 Jun 11 08:12 /srv/httpd/bin/vizier
vizier -- Version 7.5.1
cgiprint -- version 9.68 (2016-01-16)
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=931
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=1468
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=1469
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=321
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=1247
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=83
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=251
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=1255
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=64
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=105
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=577
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=62
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=350
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=291
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=81
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=314
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select ucdid, name, class, explain From METAucd where ucdid=84
----db1_reset(0 'metaviz@VIZIR')
----db1_query(0 'metaviz@VIZIR'):
[1755974497]   Select famid, name, explain From METAfam where famid=530
----db1_reset(0 'metaviz@VIZIR')
----opt1= 8
----inherit(u=used, h=hidden):
     [u] +source=J/PAZh/42/313
     [u] -ref=VIZ68aa0b612d3876
====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