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         battblocks v1.18
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     Input Data: lc/sw00737438000b_50_300kev_64ms.lc
     Output GTI: gti/sw00737438000b_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: 7.616 s +/- 0.791636 s
  Estimated T50 duration: 5.312 s +/- 1.55719 s
  Estimated Peak Interval: MET   508270295.35200000 +/- 0.500000 s
  Estimated background rate 1:        0.002 near MET 508270174.904000 s
  Estimated background rate 2:        0.000 near MET 508270780.152000 s
  Estimated total duration: 8.448 s (for data selection)
       (from MET 508270294.808000 to MET 508270303.256000)
  Estimated total fluence: 1.043998 count
  Created GTI with 4 entries
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