Analysis Summary
Notes:
- 1) No attempt has been made to eliminate the non-significant decimal places.
- 2) This batgrbproduct analysis is done using the HEASARC data.
- 3) This batgrbproduct analysis is using the flight position for the mask-weighting calculation.
======================================================================
BAT GRB EVENT DATA PROCESSING REPORT
Process Script Ver: batgrbproduct v2.46
Process Start Time: Wed Sep 10 17:19:51 EDT 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger559482
======================================================================
Trigger: 00559482 Segment: 000
BAT Trigger Time: 394345074.368 [s; MET]
Trigger Stop: 394345075.392 [s; MET]
UTC: 2013-07-01T04:17:43.630460 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 357.215620241738 Dec: 36.099431990312 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 22.22
Image Trigger?: NO
Rate S/N Ratio: 135.14806694881 [ if not an image trigger ]
Image S/N Ratio: 22.22
Analysis Position: [ source = BAT ]
RA: 357.215620241738 Dec: 36.099431990312 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 357.223735416883 Dec: 36.099591237941 [deg; J2000]
{ 23h 48m 53.7s , +36d 05' 58.5" }
+/- 0.758440690399934 [arcmin] (estimated 90% radius based on SNR)
+/- 0.20031326778811 [arcmin] (formal 1-sigma fit error)
SNR: 45.1501207219042
Angular difference between the analysis and refined position is 0.393537 arcmin
Partial Coding Fraction: 0.28125 [ including projection effects ]
Duration
T90: 4.37999993562698 +/- 0.252634126101044
Measured from: -0.39599996805191
to: 3.98399996757507 [s; relative to TRIGTIME]
T50: 2.32400000095367 +/- 0.130598592485389
Measured from: 0.412000000476837
to: 2.73600000143051 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 0.0600000023841858
to: 1.06000000238419 [s; relative to TRIGTIME]
Total Fluence
Measured from: -1.13999998569489
to: 5.3520000576973 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 1.590754 2.607478 2.030967 0.437232
0.046383 0.055394 0.049608 0.030825 [error]
Peak 0.375108 0.725822 0.700676 0.184274
0.021307 0.027512 0.027125 0.016700 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 6.492 -1.140 5.352
T90 4.380 -0.396 3.984
T50 2.324 0.412 2.736
Peak 1.000 0.060 1.060
====== 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: CPL)
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 -1.579 -0.045 0.045 - - - 7.40e-02 -1.98e-03 1.98e-03 76.370 57
CPL -0.903 -0.201 0.210 89.162 -9.351 15.363 1.52e-01 -2.87e-02 3.72e-02 40.050 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 -1.268 -0.067 0.067 - - - 1.44e-01 -5.98e-03 5.99e-03 72.190 57
CPL -0.656 -0.282 0.301 122.632 -23.318 55.874 2.77e-01 -7.04e-02 1.01e-01 57.450 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 6.60e-07 1.16e-06 1.55e-06 4.25e-06 4.51e-06 7.62e-06 erg/cm2
90%_error_low -3.24e-08 -3.49e-08 -4.95e-08 -2.86e-07 -1.24e-07 -3.20e-07 erg/cm2
90%_error_hi 3.29e-08 3.48e-08 4.94e-08 2.99e-07 1.24e-07 3.29e-07 erg/cm2
Peak flux PL 4.75e+00 5.49e+00 4.56e+00 6.37e+00 1.71e+01 2.12e+01 ph/cm2/s
90%_error_low -3.60e-01 -2.65e-01 -2.15e-01 -5.90e-01 -7.39e-01 -9.01e-01 ph/cm2/s
90%_error_hi 3.69e-01 2.64e-01 2.14e-01 6.23e-01 7.39e-01 9.04e-01 ph/cm2/s
Fluence CPL 5.66e-07 1.21e-06 1.65e-06 2.01e-06 4.38e-06 5.44e-06 erg/cm2
90%_error_low -4.02e-08 -3.98e-08 -5.93e-08 -3.59e-07 -1.32e-07 -3.74e-07 erg/cm2
90%_error_hi 4.11e-08 4.01e-08 5.97e-08 4.53e-07 1.31e-07 4.58e-07 erg/cm2
Peak flux CPL 2.83e+00 1.96e+00 9.36e-01 7.66e-01 6.05e+00 6.47e+00 ph/cm2/s
90%_error_low -5.65e-01 -3.82e-01 -1.74e-01 -8.51e-02 -1.29e+00 -1.41e+00 ph/cm2/s
90%_error_hi 5.79e-01 4.05e-01 2.05e-01 2.09e-01 1.28e+00 1.33e+00 ph/cm2/s
======================================================================
Special notes of this burst