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 v2.48
Process Start Time: Wed Jun 14 15:03:34 EDT 2023
Host Name: batproc1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1163401
======================================================================
Trigger: 01163401 Segment: 000
BAT Trigger Time: 702709047.872 [s; MET]
Trigger Stop: 702709048.896 [s; MET]
UTC: 2023-04-09T04:56:56.799160 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 329.530427345421 Dec: 52.8541952268448 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 9.2
Image Trigger?: NO
Rate S/N Ratio: 19.723082923316 [ if not an image trigger ]
Image S/N Ratio: 9.2
Analysis Position: [ source = BAT ]
RA: 329.530427345421 Dec: 52.8541952268448 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 329.515463822109 Dec: 52.8320017100701 [deg; J2000]
{ 21h 58m 03.7s , +52d 49' 55.2" }
+/- 1.69556299593017 [arcmin] (estimated 90% radius based on SNR)
+/- 0.683733287667842 [arcmin] (formal 1-sigma fit error)
SNR: 14.3062908966215
Angular difference between the analysis and refined position is 1.437795 arcmin
Partial Coding Fraction: 0.3203125 [ including projection effects ]
Duration
T90: 9.79199981689453 +/- 2.58863975001758
Measured from: -0.25599992275238
to: 9.53599989414215 [s; relative to TRIGTIME]
T50: 3.4559999704361 +/- 1.13408284654695
Measured from: 0.575999975204468
to: 4.03199994564056 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 0.427999973297119
to: 1.42799997329712 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.575999975204468
to: 11.7760000228882 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.634758 0.673953 0.397689 0.021933
0.062360 0.064532 0.056051 0.044916 [error]
Peak 0.155129 0.170346 0.119880 0.001007
0.019897 0.022171 0.017664 0.014047 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 12.352 -0.576 11.776
T90 9.792 -0.256 9.536
T50 3.456 0.576 4.032
Peak 1.000 0.428 1.428
====== 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 -1.855 -0.199 0.190 - - - 8.71e-03 -1.10e-03 1.08e-03 54.670 57
CPL -1.628 -0.636 0.758 74.534 -68.643 -74.534 1.16e-02 -6.15e-03 1.80e-02 54.340 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 -1.722 -0.221 0.212 - - - 2.78e-02 -4.11e-03 4.04e-03 59.260 57
CPL -1.142 -0.718 0.940 69.288 -21.315 -69.288 5.76e-02 -3.24e-02 1.25e-01 57.710 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 1.92e-07 2.84e-07 3.14e-07 6.54e-07 9.89e-07 1.44e-06 erg/cm2
90%_error_low -2.96e-08 -2.99e-08 -5.35e-08 -2.00e-07 -1.24e-07 -2.60e-07 erg/cm2
90%_error_hi 3.04e-08 2.99e-08 5.38e-08 2.49e-07 1.25e-07 2.98e-07 erg/cm2
Peak flux PL 1.42e+00 1.25e+00 7.59e-01 6.95e-01 3.73e+00 4.13e+00 ph/cm2/s
90%_error_low -2.77e-01 -1.70e-01 -1.40e-01 -2.19e-01 -5.03e-01 -5.58e-01 ph/cm2/s
90%_error_hi 2.88e-01 1.70e-01 1.39e-01 2.67e-01 5.03e-01 5.59e-01 ph/cm2/s
Fluence CPL 1.87e-07 2.92e-07 3.16e-07 4.44e-07 9.71e-07 1.24e-06 erg/cm2
90%_error_low -3.34e-08 -3.61e-08 -5.57e-08 -2.91e-07 -1.34e-07 -3.29e-07 erg/cm2
90%_error_hi 3.34e-08 3.92e-08 5.64e-08 2.67e-07 1.35e-07 3.10e-07 erg/cm2
Peak flux CPL 1.32e+00 1.35e+00 7.95e-01 3.63e-01 3.70e+00 3.83e+00 ph/cm2/s
90%_error_low -3.15e-01 -2.15e-01 -1.56e-01 -2.20e-01 -5.06e-01 -5.62e-01 ph/cm2/s
90%_error_hi 3.17e-01 2.26e-01 1.60e-01 4.34e-01 5.05e-01 6.57e-01 ph/cm2/s
======================================================================