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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/AJ/161/45
  KODIAQ DR3: 727 quasars (0.1<zem<6.4) with ESI (O'Meara+, 2021)
ReadMe+ftp
2021AJ....161...45O
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/161/45/table1(c)*The KODIAQ DR3 sample (Note) (873 rows)
2.J/AJ/161/45/table2Overlap between DR2 (HIRES) and DR3 (ESI) (80 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Name (char) (i) Object identifier (meta.id;meta.main)
  (1)RAJ2000 "h:m:s" (i) [0/23] Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
   (ALL)z   [0.1/6.5] Quasar redshift (zem) (src.redshift)
  (1)Obs "Y:M:D" (n)Observation, Month (time.epoch)
  (1)PI (char) Principal investigator of observation (obs.observer)
  (1)PID (char) Keck Program identifier (Note 1)   (meta.id;obs)
  (1)slit arcsec [0.5/6] Slit width, arcseconds (spect.line.width)
  (1)Exptime s [107/27000] Total exposure time (time.duration;obs.exposure)
  (1)wave-min 0.1nm [4000] Wavelength coverage, minimum (instr.bandwidth)
  (1)wave-max 0.1nm [8848/10987] Wavelength coverage, maximum (instr.bandwidth)
  (1)DR2 (char) Cross-identification with KODIAQ DR2 (table 2) (meta.ref.url)
   (ALL)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (2)KODIAQ (char) Alternate HIRES DR2 Name (meta.id.cross)

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