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                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time: Tue Nov 11 14:41:23 GMT 2025
             Host Name: fireball.star.le.ac.uk
   Current Working Dir: /fbdata/autoproc/tmp/batxrtlc_PFtpO
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  Trigger: 01051453      Segment: 000

  BAT Trigger Time: 643792096   [s; MET]
      Trigger Stop: 643792192   [s; MET]
               UTC: 2021-05-27T07:07:48.910100    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 172.354664489761   Dec: 31.618254634337  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    10.78
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    10.78

  Analysis Position:   [ source = BAT ]
    RA: 172.354664489761   Dec: 31.618254634337  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew burst ]
    RA: 172.34624831928   Dec: 31.6288935165754  [deg; J2000]  
        { 11h 29m 23.1s , +31d 37' 44.0" }
         +/- 1.80338099644656 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.619529116918016 [arcmin] (formal 1-sigma fit error)
    SNR: 13.1002357176087



  Partial Coding Fraction: 0.90625    [ including projection effects ]

  Duration
     T90: 72.4519999027252 +/- 10.9143252213487
        Measured from: -12.0479999780655
                   to: 60.4039999246597     [s; relative to TRIGTIME]
     T50: 40.555999994278 +/- 10.6329375043166
        Measured from: 1.24000000953674
                   to: 41.7960000038147     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 17.8639999628067     
                   to: 18.8639999628067     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -18.3200000524521     
                   to: 65.7120000123978     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.614036   0.505161   0.280720  -0.018934
           0.055442   0.057051   0.050129   0.046023 [error]
 Peak      0.018512   0.023168   0.014870  -0.001119
           0.006162   0.006208   0.005653   0.005066 [error]

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

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