Analysis Summary

Notes:

==========================================================================
           BAT GROUND-DETECTED GRB DATA PROCESSING REPORT                 
            (This burst occurred during telescope slew)                  
    Process Script Ver: batgrbproduct v2.46
    Process Start Time: Sat Mar 28 12:51:35 EDT 2015
             Host Name: bat1
   Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB141229A
======================================================================

  Trigger: 00085478      Segment: 004

  BAT Trigger Time: 441546552.0
               UTC: 2014-12-29T11:48:59.019   [includes UTCF correction]
       Where From?: Ground analysis (best_duration.txt)
  NOTE: BAT trigger time for ground-detected burst during slew is the T100 start time.
 
  Refined Position:   [ source = BAT mosaic image ]
    RA: 72.452516342814   Dec: -19.2544033828349  [deg; J2000]
        { 04h 49m 48.6s , -19d -15' -15.9" }
        +/- 4.674100778 [arcmin] (estimated 90% radius based on SNR)
    SNR: 3.36096249581
 
 
  Angular difference between the analysis and refined position is Usage: arcmin
 
  Partial Coding Fraction: Unavailable because the burst occurred during slew.
 
  Duration
     T90: 6.40000003576279 +/- 1.6
        Measured from: 0
                   to: 6.4     [s; relative to TRIGTIME]
     T50: 3.19999998807907 +/- 1.6
        Measured from: 1.6
                   to: 4.8     [s; relative to TRIGTIME]
 
 
====== Table of the duration information =============================
 
        Value   tstart    tstop
T100    6.400    0.000    6.400
T90     6.400    0.000    6.400
T50     3.200    1.600    4.800
Peak    1.000    0.300    1.300
 
 
====== 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      N/A        N/A       N/A          -           -               -           N/A           N/A               N/A         N/A        N/A   
CPL     N/A        N/A        N/A          N/A         N/A           N/A           N/A           N/A               N/A         N/A        N/A   
 
 
=== 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      N/A         N/A       N/A          -           -               -           N/A           N/A               N/A         N/A        N/A   
CPL     N/A         N/A       N/A          N/A         N/A           N/A           N/A           N/A               N/A         N/A        N/A   
 
 
=== 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    N/A      N/A      N/A      N/A      N/A      N/A      erg/cm2
  • Special notes of this burst