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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

  
J/ApJS/221/2
  Keck+Magellan survey for LLSs. III. (Prochaska+, 2015)
ReadMe+ftp
2015ApJS..221....2P
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/221/2/table1Journal of HIRES observations (65 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)
  N  (n)Display the ionic column densities for this QSO if any (meta.ref.url)
  ID (char) Quasar identifier (meta.id;meta.main)
  AName (char) Alternative name (meta.id)
  RAJ2000 "h:m:s" (i) Hour of right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of declination (J2000) (pos.eq.dec;meta.main)
  mag   [16/19.1] r-band or V-band magnitude (Note 1)   (phot.mag)
  zem   [1.8/4.5] Quasar emission redshift (src.redshift)
  Date "Y:M:D" (n)Observation UT date (time.epoch;obs)
  Slit (char) Slit (Decker employed) (Note)   (meta.note)
  Mode (char) Mode (only for table 1) (instr.setup)
  Exp s [1295/21600] Exposure time (time.duration;obs.exposure)
  S/N (char) pix-1 HIRES signal to noise ratio (Note 3)   (stat.snr)

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