VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

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. (meta.record)
  2QZ (char) (i) Name of the source in 2QZ (JHHMMSS.S+DDMMSS) (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  intNo  Internal catalog object number (meta.id)
  intName (char) Internal name of the object (meta.id)
  Sector (char) Name of the sector this object inhabits (obs.field)
  Field  UKST Survey field number (meta.id;obs.field)
  Xpos pix APM scan X position (1pix=8um) (pos.cartesian.x;instr.det)
  Ypos pix APM scan Y position (1pix=8um) (pos.cartesian.y;instr.det)
  bJmag mag bJ magnitude (phot.mag;em.opt.B)

ALL cols		    
 (i)indexed column
  u-bJ mag u-bJ colour index (phot.color;em.opt.U;em.opt.B)
  bJ-r mag bJ-r colour index (Note G1)   (phot.color;em.opt.B;em.opt.R)
  Nsp  Number of observations (Note 1)   (meta.number)
  z1  Redshift from first spectrum (src.redshift)
  q_z1  Quality flag for first spectrum (Note G3)   (meta.code.qual)
  ID1 (char) Identification for first spectrum (Note G4)   (src.class)
  Date1 "Y:M:D" (n) Date of observation for first spectrum (time.epoch)
  Field1  field and spectrograph for first spectrum (Note G2)   (meta.note)
  Fiber1  2dF fiber number (meta.note)
  S/N1  Signal-to-noise ratio for first spectrum (Note G5)   (stat.snr)
  z2  (n) Redshift from second spectrum (src.redshift)
  q_z2  Quality flag for second spectrum (Note G3)   (meta.code.qual)
  ID2 (char) Identification for second spectrum (Note G4)   (src.class)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Date2 "Y:M:D" (n) Date of observation for second spectrum (time.epoch)
  Field2  field and spectrograph for 2nd spectrum (Note G2)   (meta.note)
  Fiber2  2dF fiber number (meta.note)
  S/N2  Signal-to-noise ratio for second spectrum (Note G5)   (stat.snr)
  zprev  (n) Redshift if previously known (Note 2)   (src.redshift;pos.heliocentric)
  F21cm mJy (n) Flux at 1.4GHz from NVSS (Note 3)   (phot.flux.density;em.radio.750-1500MHz)
  FX 10-16W/m2(n) Flux at 0.1-2.4keV from RASS (Note 4)   (phot.flux;em.X-ray)
  E(B-V) mag Reddening E(B-V) from Schegel et al., 1998ApJ...500..525S (phot.color.excess)
  Com1 (char) Specific Comment on observation 1 (meta.note)
  Com2 (char) Specific Comment on observation 2 (meta.note)
  Spectra  
spectrum
Display the spectra, with links to FITS and postscript spectra from 2QZ data-base (meta.ref.url)
  FITS  Get the most accurate spectrum in FITS gzipped format (meta.ref.url)
spectrum/fits
  Simbad  ask the Simbad data-base about this object (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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