VizieR

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VizieR

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VII/241/2qz The 2dF QSO Redshift Survey (Croom+ 2004)
2QZ catalogue: includes North and South galactic poles, and 6QZ with another 1657 lines.
spectrum/fits
spectrum
(49425 rows)
  recno=21540
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ColumnValue  Explain   (UCD)
_RAJ200010 34 57.9200 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+02 00 53.900 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195010 32 23.2452 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+02 16 25.650 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon244.6148720 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+48.7972114 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
21540recno 21540  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

2QZJ103457.8+020053  (i) Name of the source in 2QZ (JHHMMSS.S+DDMMSS) (meta.id;meta.main)
RAJ200010 34 57.92 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+02 00 53.9 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
intNo 4189  Internal catalog object number (meta.id)
intNameTQN428_359  Internal name of the object (meta.id)
SectorN_427_428  Name of the sector this object inhabits (obs.field)
Field855  UKST Survey field number (meta.id;obs.field)
Xpos 13178.79 pix APM scan X position (1pix=8um) (pos.cartesian.x;instr.det)
Ypos-16716.98 pix APM scan Y position (1pix=8um) (pos.cartesian.y;instr.det)
bJmag19.636 mag bJ magnitude (phot.mag;em.opt.B)
u-bJ-0.683 mag u-bJ colour index (phot.color;em.opt.U;em.opt.B)
bJ-r 0.661 mag bJ-r colour index (Note G1)   (phot.color;em.opt.B;em.opt.R)
Nsp2  Number of observations (Note 1)   (meta.number)
z1 0.4145  Redshift from first spectrum (src.redshift)
q_z111  Quality flag for first spectrum (Note G3)   (meta.code.qual)
ID1QSO  Identification for first spectrum (Note G4)   (src.class)
Date12001-03-28 "Y:M:D" Date of observation for first spectrum (time.epoch)
Field14282  field and spectrograph for first spectrum (Note G2)   (meta.note)
Fiber1 66  2dF fiber number (meta.note)
S/N1 10.46  Signal-to-noise ratio for first spectrum (Note G5)   (stat.snr)
z2 0.4138   Redshift from second spectrum (src.redshift)
q_z211  Quality flag for second spectrum (Note G3)   (meta.code.qual)
ID2QSO  Identification for second spectrum (Note G4)   (src.class)
Date22001-05-23 "Y:M:D" Date of observation for second spectrum (time.epoch)
Field24271  field and spectrograph for 2nd spectrum (Note G2)   (meta.note)
Fiber2 40  2dF fiber number (meta.note)
S/N2 7.35  Signal-to-noise ratio for second spectrum (Note G5)   (stat.snr)
zprev    Redshift if previously known (Note 2)   (src.redshift;pos.heliocentric)
F21cm  mJy Flux at 1.4GHz from NVSS (Note 3)   (phot.flux.density;em.radio.750-1500MHz)
FX  10-16W/m2 Flux at 0.1-2.4keV from RASS (Note 4)   (phot.flux;em.X-ray)
E(B-V) 0.03305 mag Reddening E(B-V) from Schegel et al., 1998ApJ...500..525S (phot.color.excess)
Com1odd_narrow_MgII  Specific Comment on observation 1 (meta.note)
Com2-  Specific Comment on observation 2 (meta.note)

SpectraSpectra  
spectrum
Display the spectra, with links to FITS and postscript spectra from 2QZ data-base (meta.ref.url)
FITSFITS  Get the most accurate spectrum in FITS gzipped format (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
  
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