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                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time: Tue Nov 11 12:30:48 GMT 2025
             Host Name: fireball.star.le.ac.uk
   Current Working Dir: /fbdata/autoproc/tmp/batxrtlc_LAyUC
======================================================================

  Trigger: 00454473      Segment: 000

  BAT Trigger Time: 328462269.696   [s; MET]
      Trigger Stop: 328462277.888   [s; MET]
               UTC: 2011-05-30T15:31:02.689700    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 282.044970301811   Dec: 61.9318358067532  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    9.75
     Image Trigger?:     NO
     Rate S/N Ratio:     11.6619037896906  [ if not an image trigger ]
     Image S/N Ratio:    9.75

  Analysis Position:   [ source = BAT ]
    RA: 282.044970301811   Dec: 61.9318358067532  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew burst ]
    RA: 282.035802377959   Dec: 61.9313371748704  [deg; J2000]  
        { 18h 48m 08.6s , +61d 55' 52.8" }
         +/- 1.95440171757568 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.796378803732942 [arcmin] (formal 1-sigma fit error)
    SNR: 11.678426427335



  Partial Coding Fraction: 0.984375    [ including projection effects ]

  Duration
     T90: 57.0400000214577 +/- 12.2350551730575
        Measured from: -41.8879999518394
                   to: 15.1520000696182     [s; relative to TRIGTIME]
     T50: 27.8560000061989 +/- 8.44218365408028
        Measured from: -21.1839999556541
                   to: 6.67200005054474     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 5.70000004768372     
                   to: 6.70000004768372     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -48.9759999513626     
                   to: 17.37600004673     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.364153   0.329447   0.181062   0.080410
           0.043927   0.043833   0.039265   0.035224 [error]
 Peak      0.019362   0.012574   0.017435   0.002748
           0.005700   0.005569   0.004838   0.004299 [error]

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

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