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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

  Galaxies as tracers of the circumgalactic gas (Yao+, 2010)
Post annotation
1.J/ApJ/716/1514/table1(c)Background AGNs, Chandra observations, and intervening galaxies (12 rows)
2.J/ApJ/716/1514/table2(c)Intervening galaxies along the 12 sight lines (144 rows)
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Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (1)_DE deg (i) Positions from SIMBAD database (declination part) (pos.eq.dec;meta.main)
  (1)Exp ks Total exposure time (time.duration;obs.exposure)
   (ALL)Name (char) (i) Source name for sight line (;meta.main)
  (1)Nb  Number of intervening galaxies with reported B magnitudes. (Note 1)   (meta.number)
   (ALL)NED (char) ask the NED data-base about this object (meta.ref)
  (1)Ng  Number of intervening galaxies along the sight line (meta.number)
  (1)No  Number of Chandra grating observations (meta.number)
  (1)_RA deg (i) Positions from SIMBAD database (right ascension part) (pos.eq.ra;meta.main)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Simbad (char) ask the Simbad data-base about this object (meta.ref)
  (1)zAGN  AGN redshift (src.redshift)
  (2)b kpc Impact distance (riρ; see eq. (1)) (src.impactParam)
  (2)Bmag mag (n) The B band magnitude (phot.mag;em.opt.B)
  (2)DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  (2)Dtheta arcsec Angular distance (pos.angDistance)
  (2)L/L*  (n) The B band luminosity relative to L* (phys.luminosity;arith.ratio)
  (2)RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  (2)T98  (n)Cross-match with Tripp et al., 1998, Cat. J/ApJ/508/200 (meta.ref.url)
  (2)zGal  Spectroscopic redshift zigal (src.redshift)

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(n) indicates a possible blank or NULL column(i)indexed column
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