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                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time: Tue Nov 11 14:01:50 GMT 2025
             Host Name: fireball.star.le.ac.uk
   Current Working Dir: /fbdata/autoproc/tmp/batxrtlc_CzV0E
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  Trigger: 00821103      Segment: 000

  BAT Trigger Time: 544355120   [s; MET]
      Trigger Stop: 544355120.256   [s; MET]
               UTC: 2018-04-02T09:44:59.279000    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 251.90471404867   Dec: -14.9635136172067  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    9.19
     Image Trigger?:     NO
     Rate S/N Ratio:     50.5074251966976  [ if not an image trigger ]
     Image S/N Ratio:    9.19

  Analysis Position:   [ source = BAT ]
    RA: 251.90471404867   Dec: -14.9635136172067  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew burst ]
    RA: 251.923245943528   Dec: -14.9282173692882  [deg; J2000]  
        { 16h 47m 41.6s , -14d 55' 41.6" }
         +/- 1.95217944070883 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.29543931795054 [arcmin] (formal 1-sigma fit error)
    SNR: 11.6974227974669



  Partial Coding Fraction: 0.3789062    [ including projection effects ]

  Duration
     T90: 0.179999947547913 +/- 0.0312411001733173
        Measured from: 0.0679999589920044
                   to: 0.247999906539917     [s; relative to TRIGTIME]
     T50: 0.0999999046325684 +/- 0.0226273785602007
        Measured from: 0.120000004768372
                   to: 0.21999990940094     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: -0.340000033378601     
                   to: 0.659999966621399     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0.0520000457763672     
                   to: 0.264000058174133     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.028493   0.040215   0.067162   0.034500
           0.006277   0.007629   0.008051   0.007692 [error]
 Peak      0.042393   0.063604   0.093849   0.025930
           0.012298   0.012956   0.011833   0.010835 [error]

     [ fluence units of on-axis counts / fully illuminated detector ] 

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