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         battblocks v1.18
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     Input Data: lc/sw00456939000b_50_300kev_64ms.lc
     Output GTI: gti/sw00456939000b_50_300kev_64ms_bb.gti
 Events to Skip: 128     Changepoint log(prob) Prior: 6.000000
  Internal Tick: 1.000000e-04 s
  Lookback time: 10 s
 Bkg. Subtract?: yes (for fluence/T50/T90 calculations)
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  Estimated T90 duration: 41.408 s +/- 1.87357 s
  Estimated T50 duration: 20.864 s +/- 5.1149 s
  Estimated Peak Interval: MET   331917882.72800004 +/- 0.500000 s
  Estimated background rate 1:       -0.000 near MET 331917754.408000 s
  Estimated background rate 2:        0.001 near MET 331918380.936000 s
  Estimated total duration: 50.944 s (for data selection)
       (from MET 331917871.816000 to MET 331917922.760000)
  Estimated total fluence: 6.039331 count
  Created GTI with 33 entries
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