VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

  
J/AJ/157/95
  Optical variability of OJ 287 in 2016-2017 (Gupta+, 2019)
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1.J/AJ/157/95/table1Observation log of optical photometric observations of the blazar OJ 287 (247 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)
  Date "Y:M:D" (n)Date of the observation (time.epoch)
  Tel (char) Telescope code (Note 1)   (meta.code;instr.tel)
  o_Bmag   [0/8] Number of B band observations (meta.number)
  o_Vmag   [0/72] Number of V band observations (meta.number)
  o_Rmag   [0/74] Number of R band observations (meta.number)
  o_Imag   [0/74] Number of I band observations (meta.number)

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