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.
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BAT GRB EVENT DATA PROCESSING REPORT
Process Script Ver: batgrbproduct v2.48
Process Start Time: Sun Oct 23 23:47:36 EDT 2022
Host Name: batproc1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1093611
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Trigger: 01093611 Segment: 000
BAT Trigger Time: 664142756.608 [s; MET]
Trigger Stop: 664142760.704 [s; MET]
UTC: 2022-01-17T20:05:28.153160 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 191.946882570062 Dec: -28.7443931056232 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.14
Image Trigger?: NO
Rate S/N Ratio: 11.0453610171873 [ if not an image trigger ]
Image S/N Ratio: 7.14
Analysis Position: [ source = BAT ]
RA: 191.946882570062 Dec: -28.7443931056232 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 191.989362907673 Dec: -28.7620350589319 [deg; J2000]
{ 12h 47m 57.4s , -28d 45' 43.3" }
+/- 2.65528411558777 [arcmin] (estimated 90% radius based on SNR)
+/- 1.63568835348977 [arcmin] (formal 1-sigma fit error)
SNR: 7.53781590437778
Angular difference between the analysis and refined position is 2.472584 arcmin
Partial Coding Fraction: 0.96875 [ including projection effects ]
Duration
T90: 24.3680000305176 +/- 4.63344375680939
Measured from: -1.89600002765656
to: 22.472000002861 [s; relative to TRIGTIME]
T50: 12.8159999847412 +/- 7.21394208795047
Measured from: 0.935999989509583
to: 13.7519999742508 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: -0.132000088691711
to: 0.867999911308289 [s; relative to TRIGTIME]
Total Fluence
Measured from: -2.72800004482269
to: 23.2879999876022 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.170706 0.267488 0.104353 0.005400
0.035605 0.035782 0.030857 0.026619 [error]
Peak 0.016933 0.029194 0.015479 0.002044
0.007352 0.007116 0.006421 0.005142 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 26.016 -2.728 23.288
T90 24.368 -1.896 22.472
T50 12.816 0.936 13.752
Peak 1.000 -0.132 0.868
====== 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 -1.944 -0.337 0.309 - - - 1.21e-03 -2.80e-04 2.73e-04 80.540 57
CPL -0.637 -1.568 2.998 38.244 -38.142 80.364 7.97e-03 -7.97e-03 7.92e-01 78.740 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 -1.412 -0.585 0.602 - - - 4.25e-03 -1.35e-03 1.32e-03 69.660 57
CPL -1.423 -0.575 1.058 9999.300 -9999.300 -9999.300 4.24e-03 -1.33e-03 4.72e-02 69.660 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 6.11e-08 8.58e-08 8.92e-08 1.70e-07 2.90e-07 4.06e-07 erg/cm2
90%_error_low -1.40e-08 -1.54e-08 -2.69e-08 -8.24e-08 -6.29e-08 -1.19e-07 erg/cm2
90%_error_hi 1.44e-08 1.53e-08 2.84e-08 1.24e-07 6.59e-08 1.52e-07 erg/cm2
Peak flux PL 1.61e-01 1.71e-01 1.28e-01 1.56e-01 5.19e-01 6.16e-01 ph/cm2/s
90%_error_low -8.25e-02 -5.83e-02 -5.15e-02 -9.87e-02 -1.60e-01 -1.92e-01 ph/cm2/s
90%_error_hi 9.38e-02 5.55e-02 5.03e-02 1.80e-01 1.60e-01 2.00e-01 ph/cm2/s
Fluence CPL 5.83e-08 9.99e-08 7.18e-08 1.73e-08 2.44e-07 2.47e-07 erg/cm2
90%_error_low -1.55e-08 -2.33e-08 -4.57e-08 -1.70e-08 -6.46e-08 -6.79e-08 erg/cm2
90%_error_hi 1.54e-08 2.48e-08 3.93e-08 1.40e-07 8.59e-08 2.07e-07 erg/cm2
Peak flux CPL 1.66e-01 1.70e-01 1.27e-01 1.56e-01 5.21e-01 6.20e-01 ph/cm2/s
90%_error_low -8.92e-02 -5.82e-02 -2.51e-02 N/A -1.62e-01 -2.34e-01 ph/cm2/s
90%_error_hi 8.85e-02 6.13e-02 5.24e-02 N/A 1.59e-01 1.78e-01 ph/cm2/s
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