Analysis Summary

Notes:

==========================================================================
           BAT GROUND-DETECTED GRB DATA PROCESSING REPORT                 
    Process Script Ver: batgrbproduct v2.46
    Process Start Time: Mon Apr 13 01:27:17 EDT 2015
             Host Name: bat1
   Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_detect_bursts/scripts
======================================================================

  Trigger: 00560515      Segment: 000

  BAT Trigger Time: 394976593.6
               UTC: 2013-07-08T11:43:02.834   [includes UTCF correction]
       Where From?: Ground analysis (best_duration.txt)
  NOTE: BAT trigger time for ground-detected burst is the T100 start time.
 
  Analysis Position:   [ source = BAT ]
    RA: 17.474   Dec: 0.003  [deg; J2000]

  Refined Position:   [ source = BAT pre-slew burst ]
    RA: 17.4801287559481   Dec: -0.00695842523161065  [deg; J2000]  
        { 01h 09m 55.2s , -00d 00' 25.1" }
         +/- 2.23140657830108 [arcmin] (estimated 90% radius based on SNR)
         +/- 1.39204435978928 [arcmin] (formal 1-sigma fit error)
    SNR: 9.66381918776299
 
  Angular difference between the analysis and refined position is 0.701594 arcmin
 
  Partial Coding Fraction: 0.06542969    [ including projection effects ]

  Duration
     T90: 11.1999999880791 +/- 1.6
        Measured from: 0
                   to: 11.2     [s; relative to TRIGTIME]
     T50: 6.40000003576279 +/- 1.6
        Measured from: 1.6
                   to: 8     [s; relative to TRIGTIME]
 
 
====== Table of the duration information =============================
 
        Value   tstart    tstop
T100   11.200    0.000   11.200
T90    11.200    0.000   11.200
T50     6.400    1.600    8.000
Peak    1.000    1.900    2.900
 
 
====== 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      -1.135    -0.258      0.269       -           -               -         1.31e-02     -2.09e-03          2.09e-03      49.650   57
CPL      0.229    -1.251      1.764       85.544     -24.000       293.748      5.93e-02     -5.93e-02          3.47e-01      46.130   56
 
 
=== 1-s peak 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      -0.374     -1.009     0.374       -           -               -         7.51e-03     -7.51e-03          5.83e-03      66.070   57
CPL     -0.269     -3.868     5.112      989.450    -989.450      -989.450      8.37e-03     -8.37e-03          -8.37e-03      66.110   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   1.00e-07  2.31e-07  4.20e-07  1.82e-06  1.14e-06  2.57e-06   erg/cm2
      90%_error_low -2.90e-08 -4.35e-08 -7.53e-08 -6.19e-07 -1.94e-07 -6.78e-07   erg/cm2
      90%_error_hi   3.18e-08  4.27e-08  7.46e-08  8.17e-07  1.95e-07  8.44e-07   erg/cm2
Peak flux       PL   1.06e-01  2.11e-01  3.26e-01  1.10e+00  9.11e-01  1.75e+00   ph/cm2/s
      90%_error_low -1.06e-01 -2.11e-01 -3.26e-01 -1.10e+00 -9.11e-01 -8.25e-01   ph/cm2/s
      90%_error_hi   2.93e-01  2.62e-01  1.63e-01  4.04e+00  6.24e-01  3.57e+00   ph/cm2/s
 
Fluence        CPL   7.66e-08  2.59e-07  4.61e-07  3.99e-07  1.04e-06  1.20e-06   erg/cm2
      90%_error_low -3.31e-08 -5.35e-08 -9.01e-08 -2.89e-07 -2.21e-07 -3.54e-07   erg/cm2
      90%_error_hi   3.76e-08  5.68e-08  9.18e-08  1.14e-06  2.22e-07  1.12e-06   erg/cm2
Peak flux      CPL   1.07e-01  2.35e-01  3.27e-01  1.11e+00  9.33e-01  1.73e+00   ph/cm2/s
      90%_error_low     N/A   -2.35e-01 -3.27e-01     N/A   -9.33e-01     N/A     ph/cm2/s
      90%_error_hi      N/A    2.38e-01  2.80e-01     N/A    6.38e-01     N/A     ph/cm2/s
 
======================================================================
  • Special notes of this burst