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

  Galaxy clusters in LOS to background QSOs. I. (Lopez+, 2008)
Post annotation
1.J/ApJ/679/1144/table1(c)High-resolution spectroscopic quasar observations (19 rows)
2.J/ApJ/679/1144/table2(c)MgII absorber systems (65 rows)
3.J/ApJ/679/1144/table3(c)*Galaxy clusters (Note) (97 rows)
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)
   (ALL)Name (char) Quasar identification (;meta.main)
  (1)f_Name (char) [b] Flag for newly discovered quasar; named after Chandra fields, no position given (meta.code)
  (1)gmag mag Magnitude in g-band (phot.mag;em.opt.B)
  (1)ExpT s Exposure time (time.duration;obs.exposure)
  (1)S/N  Median signal-to-noise ratio per pixel (em.wl.central;stat.median)
  (1)Obs.Date "Y:M:D" (n)Date of observation (time.epoch)
  (1)Date2  (n) 2nd day of observation (time.epoch;obs)
  (1)Remark (char) Data from archive (meta.note)
   (ALL)SimbadName (char) Designation understandable by the Simbad data-base (
  (1+2)Sloan (char) Display the SDSS data for this quasar (meta.ref.url)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2)DR3 (char) SDSS-DR3 quasar data (Schneider et al. 2005, Cat. VII/243) (meta.ref.url)
  (1+2)DR7 (char) Display the SDSS quasar DR7 data (Schneider et al. 2010, Cat. VII/260) (meta.ref.url)
   (ALL)_RA deg (n)(i) Positions from Simbad (right ascension part) (pos.eq.ra;meta.main)
   (ALL)_DE deg (n)(i) Positions from Simbad (declination part) (pos.eq.dec;meta.main)
   (2+3)LOS  (i) Line of sight number (Note G1)   (
  (2)zem  (n) Emission redshift (src.redshift)
  (2)zEW  (n) Minimum redshift (Note 1)   (src.redshift)
  (2)zabs  MgII absorption redshift (src.redshift)
  (2)W2796 0.1nm Rest-frame equivalent width of MgII2796 (spect.line.eqWidth)
  (2)e_W2796 0.1nm 1σ error on W2796 (stat.error)
  (3)z  Cluster redshift from RCS (Cat. J/ApJS/157/1) unless flag in r_z col (src.redshift)
  (3)r_z (char) [a-f] Reference for z if not RCS (Note 2)   (meta.ref;pos.frame)
  (3)zmin  Minimum redshift surveyed (src.redshift)

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
  (3)zmax  Maximum redshift surveyed (src.redshift)
  (3)dist arcmin Projected distance from quasar LOS to cluster coordinates (pos.angDistance)
  (3)dist2 kpc Physical distance at zcluster from quasar LOS to cluster coordinates (in h71–1kpc unit) (pos.distance)

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  
elapse time 0

Cite/acknowledge VizieR catalogue
Rules of usage of VizieR data

© Université de Strasbourg/CNRS

    • Contact