Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.48
    Process Start Time: Fri Sep 29 23:44:40 EDT 2023
             Host Name: batproc1
   Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1175438
======================================================================

  Trigger: 01175438      Segment: 000

  BAT Trigger Time: 708753104   [s; MET]
      Trigger Stop: 708753168   [s; MET]
               UTC: 2023-06-18T03:51:12.514680    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 196.587853653914   Dec: 3.30563521685384  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    9.51
     Image Trigger?:     YES
     Rate S/N Ratio:     0  [ if not an image trigger ]
     Image S/N Ratio:    9.51

  Analysis Position:   [ source = BAT ]
    RA: 196.587853653914   Dec: 3.30563521685384  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew burst ]
    RA: 196.642173771207   Dec: 3.27763596434458  [deg; J2000]  
        { 13h 06m 34.1s , +03d 16' 39.5" }
         +/- 1.74288169421218 [arcmin] (estimated 90% radius based on SNR)
         +/- 0.585596477885003 [arcmin] (formal 1-sigma fit error)
    SNR: 13.7546625260131
 
  Angular difference between the analysis and refined position is 3.661920 arcmin
 
  Partial Coding Fraction: 1    [ including projection effects ]

  Duration
     T90: 104.051999926567 +/- 22.861103937456
        Measured from: -18.2480000257492
                   to: 85.8039999008179     [s; relative to TRIGTIME]
     T50: 42.7999999523163 +/- 14.8709461041166
        Measured from: -8.6599999666214
                   to: 34.1399999856949     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 9.03999996185303     
                   to: 10.039999961853     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -27.7840000391006     
                   to: 107.003999948502     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     0.602872   0.902874   0.768033   0.114716
           0.073540   0.076038   0.066132   0.057699 [error]
 Peak      0.020939   0.009625   0.030498   0.007920
           0.006316   0.006698   0.005775   0.005069 [error]

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

======================================================================
 
 
====== Table of the duration information =============================
 
        Value   tstart    tstop
T100  134.788  -27.784  107.004
T90   104.052  -18.248   85.804
T50    42.800   -8.660   34.140
Peak    1.000    9.040   10.040
 
 
====== Spectral Analysis Summary =====================================
 
Model      : spectral model: simple power-law (PL) and cutoff power-law (CPL)
Ph_index   : photon index: E^{Ph_index}
Ph_90err   : 90% error of the photon index
Epeak      : Epeak in keV
Epeak_90err: 90% error of Epeak
Norm       : normalization at 50 keV in both the PL model and CPL model
Nomr_90err : 90% error of the normalization
chi2       : Chi-Squared
dof        : degree of freedo
 
=== Time-averaged spectral analysis ===
(Best model with acceptable fit: PL)
 
Model Ph_index Ph_90err_low Ph_90err_hi  Epeak  Epeak_90err_low  Epeak_90err_hi  Norm       Nomr_90err_low    Norm_90err_hi    chi2    dof
PL      -1.350    -0.154      0.154       -           -               -         1.17e-03     -1.05e-04          1.04e-04      49.390   57
CPL     -0.887    -0.570      0.671      122.730     -45.694      -122.730      1.98e-03     -8.71e-04          2.17e-03      47.580   56
 
 
=== 1-s peak spectral analysis ===
(Best model with acceptable fit: PL)
 
Model Ph_index Ph_90err_low Ph_90err_hi  Epeak  Epeak_90err_low  Epeak_90err_hi  Norm       Nomr_90err_low    Norm_90err_hi    chi2    dof
PL      -0.796     -0.522     0.601       -           -               -         4.28e-03     -1.35e-03          1.25e-03      59.600   57
CPL     -0.710      0.710     3.093      995.801    -995.801      -995.801      4.61e-03     -1.65e-03          -4.61e-03      59.660   56
 
 
=== Fluence/Peak Flux Summary ===
 
              Model    Band1     Band2     Band3     Band4     Band5     Total
                       15-25     25-50    50-100    100-350    15-150    15-350    keV
Fluence         PL   1.75e-07  3.52e-07  5.53e-07  1.92e-06  1.54e-06  3.00e-06   erg/cm2
      90%_error_low -2.68e-08 -3.36e-08 -6.28e-08 -4.31e-07 -1.54e-07 -4.84e-07   erg/cm2
      90%_error_hi   2.79e-08  3.34e-08  6.24e-08  5.13e-07  1.56e-07  5.51e-07   erg/cm2
Peak flux       PL   9.00e-02  1.38e-01  1.59e-01  3.52e-01  4.92e-01  7.39e-01   ph/cm2/s
      90%_error_low -5.28e-02 -5.78e-02 -4.37e-02 -1.82e-01 -1.41e-01 -2.14e-01   ph/cm2/s
      90%_error_hi   7.05e-02  5.57e-02  4.30e-02  2.95e-01  1.43e-01  2.53e-01   ph/cm2/s
 
Fluence        CPL   1.61e-07  3.69e-07  5.70e-07  9.84e-07  1.49e-06  2.08e-06   erg/cm2
      90%_error_low -3.21e-08 -3.97e-08 -6.84e-08 -5.23e-07 -1.69e-07 -5.47e-07   erg/cm2
      90%_error_hi   3.27e-08  4.09e-08  6.98e-08  1.09e-06  1.70e-07  1.10e-06   erg/cm2
Peak flux      CPL   8.99e-02  1.38e-01  1.59e-01  3.49e-01  4.91e-01  7.37e-01   ph/cm2/s
      90%_error_low -5.30e-02 -5.79e-02 -4.38e-02 -9.26e-02 -1.41e-01 -1.96e-01   ph/cm2/s
      90%_error_hi   7.04e-02  5.57e-02  4.31e-02  2.92e-01  1.43e-01  2.49e-01   ph/cm2/s
 
======================================================================