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                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time: Tue Nov 11 14:02:42 GMT 2025
             Host Name: fireball.star.le.ac.uk
   Current Working Dir: /fbdata/autoproc/tmp/batxrtlc_shLaU
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  Trigger: 00826428      Segment: 000

  BAT Trigger Time: 545726666.816   [s; MET]
      Trigger Stop: 545726667.264   [s; MET]
               UTC: 2018-04-18T06:44:06.012000    [includes UTCF correction] 
       Where From?: (*SHORT BURST*) Expanded to TRIGTIME - 64 ms to TRIGTIME + 320 ms

  BAT 
    RA: 170.112382201695   Dec: 24.9562917733818  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    8.81
     Image Trigger?:     NO
     Rate S/N Ratio:     22.8473193175917  [ if not an image trigger ]
     Image S/N Ratio:    8.81

  Analysis Position:   [ source = BAT ]
    RA: 170.112382201695   Dec: 24.9562917733818  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew burst ]
    RA: 170.13264705601   Dec: 24.9252619684353  [deg; J2000]  
        { 11h 20m 31.8s , +24d 55' 30.9" }
         +/- 1.15177935095499 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.423389290798559 [arcmin] (formal 1-sigma fit error)
    SNR: 24.8569574101055



  Partial Coding Fraction: 1    [ including projection effects ]

  Duration
     T90: 2.28399991989136 +/- 0.811194125906052
        Measured from: 0.328000068664551
                   to: 2.61199998855591     [s; relative to TRIGTIME]
     T50: 0.723999857902527 +/- 0.129120057978053
        Measured from: 0.496000051498413
                   to: 1.21999990940094     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 0.27400004863739     
                   to: 1.27400004863739     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: 0.276000022888184     
                   to: 3.50400006771088     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.118984   0.204532   0.135189   0.046143
           0.010689   0.011662   0.010400   0.008296 [error]
 Peak      0.098003   0.151106   0.101083   0.040614
           0.006898   0.007957   0.007048   0.005262 [error]

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

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