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  NIR spectroscopy of 1.5<z<3.5 broad-band QSOs (Shen, 2016)
Post annotation
1.J/ApJ/817/55/table3Composite spectrum [spectrum](Spectrum plot) (7700 rows)

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)
  lambda 0.1nm [800.5/8499.5] Rest wavelength; Angstroms (em.wl)
  Flux  (n) [1.3/129] Flux density in arbitrary units (phot.flux)
  e_Flux  (n) [0.02/26] Uncertainty in Flux (stat.error;phot.flux)
  N   [0/74] Number of objects used (Note 1)   (meta.number)

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