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  Long-term variability in the radio-quiet AGN Ark120 (Li+, 2019)
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1.J/ApJS/241/33/table1Data sets for the light curves of Ark 120 (17 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)
  n_Set (char) p: photometric data at the V-band, except for M79 at M-band; or s: spectroscopy (meta.note)
  Set (char) (i) Dataset ID (;meta.dataset;meta.main)
  f_Set (char) Flag on Set (Note 1)   (meta.code)
  Ref   [1/15] Reference (Note 2)   (meta.ref;pos.frame)
  JDl d Julian Date of observation, start (time.epoch)
  JDu d Julian Date of observation, end (time.epoch)
  Datel yr Year of observation, start (time.epoch)
  Dateu yr Year of observation, end (time.epoch)
  Nobs   [20/476] Number of observations (meta.number)
  Ap (char) arcsec Aperture (phys.angSize;instr.fov)
  FOIII 10-16W/m2(n) [0.7/1.4] Flux of [OIII]λ5007 used for absolute calibration of spectra in the data set; in 10–13erg/s/cm2 (phot.flux)
  phi  (n) [0.3/1.2] Scale factor φ (Note 3)   (arith.factor)
  e_phi  (n) [0.003/0.3] φ uncertainty (stat.error)
  G 10-17W/m2/nm(n) [-8.1/6.6] Flux adjustment (G); in 10–15erg/s/cm^2/Å units (Note 3)   (arith.factor)
  e_G 10-17W/m2/nm(n) [0.03/1.1] G uncertainty (stat.error)
  Nlc  (n)Number of optical LC measurements for this DataSet (link to Table 3) (meta.number)

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