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                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time: Tue Nov 11 12:39:19 GMT 2025
             Host Name: fireball.star.le.ac.uk
   Current Working Dir: /fbdata/autoproc/tmp/batxrtlc_SPY9m
======================================================================

  Trigger: 00519211      Segment: 000

  BAT Trigger Time: 355107931.648   [s; MET]
      Trigger Stop: 355107932.672   [s; MET]
               UTC: 2012-04-03T01:05:23.587920    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 42.4589551294051   Dec: 40.4659032923946  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    7.42
     Image Trigger?:     NO
     Rate S/N Ratio:     9.38083151964686  [ if not an image trigger ]
     Image S/N Ratio:    7.42

  Analysis Position:   [ source = BAT ]
    RA: 42.4589551294051   Dec: 40.4659032923946  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew burst ]
    RA: 42.4658659593933   Dec: 40.4979149109774  [deg; J2000]  
        { 02h 49m 51.8s , +40d 29' 52.5" }
         +/- 2.33834003696715 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.777033240835399 [arcmin] (formal 1-sigma fit error)
    SNR: 9.03873032075318



  Partial Coding Fraction: 0.5078125    [ including projection effects ]

  Duration
     T90: 1.43599998950958 +/- 0.252634102507777
        Measured from: 0.043999969959259
                   to: 1.47999995946884     [s; relative to TRIGTIME]
     T50: 0.783999919891357 +/- 0.29624314817722
        Measured from: 0.240000009536743
                   to: 1.0239999294281     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 0.0400000214576721     
                   to: 1.04000002145767     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.0519999861717224     
                   to: 1.54000002145767     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.052026   0.060615   0.056121   0.001074
           0.010357   0.010326   0.009311   0.007712 [error]
 Peak      0.042322   0.043223   0.039975  -0.001075
           0.008314   0.008321   0.007539   0.006083 [error]

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

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