VizieR

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VizieR

  
J/ApJS/181/548
  X-shaped radio sources. II. New redshifts (Cheung+, 2009)
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2009ApJS..181..548C
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Post annotation 		img(gal)
1.J/ApJS/181/548/table1Observation log and measured redshifts (27 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)
  Seq (char) Catalog number in Paper I ([C2007] NNN or XNN in Simbad) (Note G1)   (meta.id;meta.main)
  [C2007] (char) JHHMM-DDMM (J2000) name (meta.id;meta.main)
  mag mag Optical magnitude predominantly from Paper I, see summary in table2. (phot.mag;em.opt)
  Tel (char) Telescope used (Note 2)   (instr.setup)
  ObsDate "Y:M:D" (n)Observation date (time.epoch;obs)
  Exp s Total exposure time (time.duration;obs.exposure)
  z  Measured redshift (src.redshift)
  n_z (char) Absorption (abs) or emission (em) feature (meta.note)
  f_z (char) Note on redshift (Note 3)   (meta.code)

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