VizieR

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VizieR

  
J/AJ/157/95
  Optical variability of OJ 287 in 2016-2017 (Gupta+, 2019)
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2019AJ....157...95G
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Objects
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1.J/AJ/157/95/table1Observation log of optical photometric observations of the blazar OJ 287 (247 rows)
2.J/AJ/157/95/table3Results of intraday variability (IDV) observations (55 rows)

Simple ConstraintList Of Constraints
 
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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)Date "Y:M:D" (n)Date of the observation (time.epoch)
  (1)Tel (char) Telescope code (Note 1)   (meta.code;instr.tel)
  (1)o_Bmag   [0/8] Number of B band observations (meta.number)
  (1)o_Vmag   [0/72] Number of V band observations (meta.number)
  (1)o_Rmag   [0/74] Number of R band observations (meta.number)
  (1)o_Imag   [0/74] Number of I band observations (meta.number)
  (2)Band (char) Band or color (instr.bandpass)
  (2)Nobs   [13/74] Number of observations in Band (meta.number)
  (2)F1   [0.01/3.92] The F1 value in the F-test (stat.fit.param)
  (2)F2   [0.15/2.76] The F2 value in the F-test (stat.fit.param)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)F   [0.4/3.1] The F value in the F-test (stat.fit.param)
  (2)Fc(0.99)   [1.73/4.16] The Fc(0.99) value in the F-test (stat.fit.param)
  (2)Fc(0.999)   [2.08/7] The Fc(0.999) value in the F-test (stat.fit.param)
  (2)chi2(1)   [7.22/320.75] The χ21 value in the χ2-test (stat.value)
  (2)chi2(2)   [5.25/16199.26] The χ22 value in the χ2-test (stat.value)
  (2)chi2(av)   [6.23/8117.93] The χ2av value in the χ2-test (stat.value)
  (2)chi2(0.99)   [26.22/104.01] The χ20.99 value in the χ2-test (stat.value)
  (2)chi2(0.999)   [32.91/116.09] The χ20.999 value in the χ2-test (stat.value)
  (2)W1   [0.00308/4.43] The W1 value in the Levene test (stat.fit.param)
  (2)p1   [0.0385/0.956] The p1 value in the Levene test (stat.fit.param)
  (2)W2   [6.56e-05/19.9] The W2 value in the Levene test (stat.fit.param)
  (2)p2   [1.59e-05/0.994] The p2 value in the Levene test (stat.fit.param)
  (2)Var (char) Variable flag (NV=Non-variable) (meta.code;src.var)

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