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

  
VII/241
  The 2dF QSO Redshift Survey (Croom+ 2004)
ReadMe+ftp
2004MNRAS.349.1397C
Similar Catalogs
spectrum/fits
spectrum
Post annotation 		img(gal)
1.VII/241/2qz2QZ catalogue: includes North and South galactic poles, and 6QZ with another 1657 lines.[spectrum/fits]
spectrum
(49425 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);(unassigned);(unassigned);phys.veloc)
  2QZ (char) (i) Name of the source in 2QZ (JHHMMSS.S+DDMMSS) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  RAJ2000 "h:m:s" (i) Right ascension (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEJ2000 "d:m:s" Declination (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  intNo  Internal catalog object number ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  intName (char) Internal name of the object ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  Sector (char) Name of the sector this object inhabits ((unassigned);(unassigned);stat.min;time.lifetime)
  Field  UKST Survey field number ((unassigned);(unassigned);(unassigned);spect.line.veloc;time.lifetime)
  Xpos pix APM scan X position (1pix=8um) ((unassigned);(unassigned);(unassigned);(unassigned);phot.fluence)
  Ypos pix APM scan Y position (1pix=8um) ((unassigned);(unassigned);(unassigned);(unassigned);phot.fluence)
  bJmag mag bJ magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))

ALL cols		    
 (i)indexed column
  u-bJ mag u-bJ colour index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  bJ-r mag bJ-r colour index (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;pos.healpix;(unassigned);(unassigned);(unassigned))
  Nsp  Number of observations (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  z1  Redshift from first spectrum ((unassigned);stat.error;arith.factor;pos.parallax;meta.main)
  q_z1  Quality flag for first spectrum (Note G3)   ((unassigned);phys.veloc.orbital;arith.diff;pos.cartesian)
  ID1 (char) Identification for first spectrum (Note G4)   ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sweight;meta.main)
  Date1 "Y:M:D" (n) Date of observation for first spectrum ((unassigned);(unassigned);(unassigned);pos.centroid;meta.main)
  Field1  field and spectrograph for first spectrum (Note G2)   (phot.mag.distMod;pos.parallax.trig;arith.factor;phys.veloc.orbital)
  Fiber1  2dF fiber number ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  S/N1  Signal-to-noise ratio for first spectrum (Note G5)   ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;meta.main)
  z2  (n) Redshift from second spectrum ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  q_z2  Quality flag for second spectrum (Note G3)   (stat.weight;instr.beam;stat.min;pos.cartesian)
  ID2 (char) Identification for second spectrum (Note G4)   ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sweight;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Date2 "Y:M:D" (n) Date of observation for second spectrum ((unassigned);(unassigned);(unassigned);pos.centroid;meta.main)
  Field2  field and spectrograph for 2nd spectrum (Note G2)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  Fiber2  2dF fiber number (obs.param;pos.spherical;arith.grad;phys.veloc.orbital)
  S/N2  Signal-to-noise ratio for second spectrum (Note G5)   ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)
  zprev  (n) Redshift if previously known (Note 2)   ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;arith.diff;meta.main)
  F21cm mJy (n) Flux at 1.4GHz from NVSS (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  FX 10-16W/m2(n) Flux at 0.1-2.4keV from RASS (Note 4)   ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))
  E(B-V) mag Reddening E(B-V) from Schegel et al., 1998ApJ...500..525S ((unassigned);(unassigned);(unassigned);pos.lsr)
  Com1 (char) Specific Comment on observation 1 ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.orbital)
  Com2 (char) Specific Comment on observation 2 ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.orbital)
  Spectra  
spectrum
Display the spectra, with links to FITS and postscript spectra from 2QZ data-base ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
  FITS  Get the most accurate spectrum in FITS gzipped format ((unassigned);(unassigned);(unassigned);pos.geocentric)
spectrum/fits
  Simbad  ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);pos.geocentric)

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=846453521 Where phase=3 and catid=7241
**** 
**** --POSTGRES MSG db=1
**** 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/VR420935.err (2026-10-27T21:58:40)
-3
-source=VII/241/2qz
-ref=VIZ6ae11e9166c47
elapse time 1