Analysis Summary

Notes:

======================================================================
                  BAT GRB EVENT DATA PROCESSING REPORT
    Process Script Ver: batgrbproduct v2.46
    Process Start Time: Wed Jan 22 11:31:19 EST 2014
             Host Name: batevent1
   Current Working Dir: /local/data/batevent/batevent_reproc/trigger241963
======================================================================

  Trigger: 00241963      Segment: 000

  BAT Trigger Time: 186739906.304   [s; MET]
      Trigger Stop: 186739910.4   [s; MET]
               UTC: 2006-12-02T08:11:44.696300    [includes UTCF correction] 
       Where From?: TDRSS position message

  BAT 
    RA: 105.641791830877   Dec: -74.6649388439387  [deg; J2000]

     Catalogged Source?: NO
     Point Source?:      YES
     GRB Indicated?:     YES    [ by BAT flight software ]
     Image S/N Ratio:    6.94
     Image Trigger?:     NO
     Rate S/N Ratio:     9.74679434480896  [ if not an image trigger ]
     Image S/N Ratio:    6.94

  Analysis Position:   [ source = BAT ]
    RA: 105.641791830877   Dec: -74.6649388439387  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew image ]
    RA: 105.642   Dec: -74.6649  [deg; J2000]
        { 07h 02m 34.1s , -74d -39' -53.6" }
        +/- 2.48670977171 [arcmin] (estimated 90% radius based on SNR)
    SNR: 8.27935457044
 
 
  Angular difference between the analysis and refined position is 0.004043 arcmin
 
  Partial Coding Fraction: 0.765625    [ including projection effects ]

  Duration
     T90: 94.1879999935627 +/- 35.3442464923337
        Measured from: 37.2120000123978
                   to: 131.40000000596     [s; relative to TRIGTIME]
     T50: 17.4399999976158 +/- 1.71047128399638
        Measured from: 76.6440000236034
                   to: 94.0840000212193     [s; relative to TRIGTIME]



  Fluence
     Peak Flux  (peak 1 second)
        Measured from: 75.0400000214577     
                   to: 76.0400000214577     [s; relative to TRIGTIME]
     Total Fluence        
        Measured from: -0.831999987363815     
                   to: 147.444000005722     [s; relative to TRIGTIME]
     
             Band 1     Band 2     Band 3     Band 4
              15-25      25-50     50-100    100-350     keV
 Total     1.698731   2.173458   1.564226   0.368091
           0.061643   0.063364   0.055184   0.047288 [error]
 Peak      0.076367   0.114029   0.091669   0.027152
           0.006068   0.006617   0.005956   0.004440 [error]

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

======================================================================
 
 
====== Table of the duration information =============================
 
        Value   tstart    tstop
T100  148.276   -0.832  147.444
T90    94.188   37.212  131.400
T50    17.440   76.644   94.084
Peak    1.000   75.040   76.040
 
 
====== 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: N/A)
 
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      -1.548    -0.069      0.068       -           -               -         2.47e-03     -8.82e-05          8.81e-05      71.200   57
CPL     -1.443    -0.145      0.265      276.708    -276.708      -276.708      2.78e-03     -3.77e-04          9.14e-04      70.700   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      -1.329     -0.112     0.112       -           -               -         2.06e-02     -1.29e-03          1.29e-03      47.900   57
CPL     -1.225     -0.161     0.443      397.643    -397.643      -397.643      2.31e-02     -3.66e-03          1.41e-02      47.710   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   4.90e-07  8.74e-07  1.19e-06  3.38e-06  3.45e-06  5.94e-06   erg/cm2
      90%_error_low -3.28e-08 -3.39e-08 -5.60e-08 -3.46e-07 -1.33e-07 -3.83e-07   erg/cm2
      90%_error_hi   3.37e-08  3.38e-08  5.59e-08  3.73e-07  1.33e-07  4.05e-07   erg/cm2
Peak flux       PL   7.20e-01  8.02e-01  6.39e-01  8.43e-01  2.47e+00  3.00e+00   ph/cm2/s
      90%_error_low -8.37e-02 -5.73e-02 -4.86e-02 -1.29e-01 -1.59e-01 -1.94e-01   ph/cm2/s
      90%_error_hi   8.70e-02  5.68e-02  4.83e-02  1.43e-01  1.59e-01  1.95e-01   ph/cm2/s
 
Fluence        CPL   4.79e-07  8.80e-07  1.20e-06  2.89e-06  3.42e-06  5.45e-06   erg/cm2
      90%_error_low -4.13e-08 -3.73e-08 -5.91e-08 -8.90e-07 -1.51e-07 -9.01e-07   erg/cm2
      90%_error_hi   3.55e-08  3.77e-08  5.97e-08  5.83e-07  1.50e-07  6.27e-07   erg/cm2
Peak flux      CPL   7.04e-01  8.09e-01  6.46e-01  7.47e-01  2.46e+00  2.91e+00   ph/cm2/s
      90%_error_low -1.03e-01 -6.07e-02 -5.38e-02 -2.81e-01 -1.66e-01 -3.36e-01   ph/cm2/s
      90%_error_hi   9.07e-02  6.34e-02  5.60e-02  1.14e-01  1.65e-01  2.75e-01   ph/cm2/s
 
======================================================================
  • Special notes of this burst