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: Sat Jul 30 01:03:18 EDT 2022
Host Name: batproc1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1002103
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Trigger: 01002103 Segment: 000
BAT Trigger Time: 625444680.064 [s; MET]
Trigger Stop: 625444681.088 [s; MET]
UTC: 2020-10-26T22:37:34.189480 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 196.664384320839 Dec: 83.7606316325239 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 6.67
Image Trigger?: NO
Rate S/N Ratio: 12.0415945787923 [ if not an image trigger ]
Image S/N Ratio: 6.67
Analysis Position: [ source = BAT ]
RA: 196.664384320839 Dec: 83.7606316325239 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 196.664107907484 Dec: 83.7846921612754 [deg; J2000]
{ 13h 06m 39.4s , +83d 47' 04.9" }
+/- 0.999246034010519 [arcmin] (estimated 90% radius based on SNR)
+/- 0.374192331069698 [arcmin] (formal 1-sigma fit error)
SNR: 30.4499323787849
Angular difference between the analysis and refined position is 1.443633 arcmin
Partial Coding Fraction: 0.46875 [ including projection effects ]
Duration
T90: 271.783999919891 +/- 10.6831070202307
Measured from: -40.6640000343323
to: 231.119999885559 [s; relative to TRIGTIME]
T50: 199.251999974251 +/- 6.20614926936312
Measured from: -1.33200001716614
to: 197.919999957085 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 1.05200004577637
to: 2.05200004577637 [s; relative to TRIGTIME]
Total Fluence
Measured from: -54
to: 250.103999972343 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 3.821668 4.587583 2.450368 0.519091
0.127649 0.133484 0.118151 0.108873 [error]
Peak 0.069258 0.098776 0.075916 0.015658
0.011157 0.011831 0.010375 0.008835 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 304.104 -54.000 250.104
T90 271.784 -40.664 231.120
T50 199.252 -1.332 197.920
Peak 1.000 1.052 2.052
====== 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 -1.900 -0.075 0.074 - - - 2.28e-03 -9.82e-05 9.76e-05 67.850 57
CPL -1.389 -0.315 0.342 54.523 -7.885 18.266 4.28e-03 -1.35e-03 2.21e-03 59.810 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 -1.439 -0.218 0.216 - - - 1.78e-02 -2.32e-03 2.31e-03 61.340 57
CPL -0.947 -0.658 1.024 113.315 -46.037 -113.315 3.09e-02 -1.49e-02 6.23e-02 60.380 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 1.29e-06 1.85e-06 1.99e-06 3.96e-06 6.35e-06 9.09e-06 erg/cm2
90%_error_low -8.18e-08 -7.21e-08 -1.18e-07 -4.73e-07 -2.70e-07 -5.79e-07 erg/cm2
90%_error_hi 8.34e-08 7.21e-08 1.18e-07 5.15e-07 2.71e-07 6.11e-07 erg/cm2
Peak flux PL 6.92e-01 7.22e-01 5.32e-01 6.33e-01 2.19e+00 2.58e+00 ph/cm2/s
90%_error_low -1.51e-01 -1.03e-01 -8.41e-02 -1.83e-01 -2.89e-01 -3.35e-01 ph/cm2/s
90%_error_hi 1.61e-01 1.01e-01 8.29e-02 2.21e-01 2.90e-01 3.37e-01 ph/cm2/s
Fluence CPL 1.19e-06 1.94e-06 1.98e-06 1.80e-06 6.03e-06 6.91e-06 erg/cm2
90%_error_low -9.81e-08 -9.00e-08 -1.28e-07 -6.39e-07 -3.28e-07 -7.30e-07 erg/cm2
90%_error_hi 9.94e-08 9.13e-08 1.27e-07 1.06e-06 3.30e-07 1.10e-06 erg/cm2
Peak flux CPL 6.26e-01 7.53e-01 5.62e-01 3.90e-01 2.15e+00 2.33e+00 ph/cm2/s
90%_error_low -1.87e-01 -1.16e-01 -9.82e-02 -2.18e-01 -2.99e-01 -3.90e-01 ph/cm2/s
90%_error_hi 1.95e-01 1.21e-01 1.02e-01 3.16e-01 2.98e-01 4.59e-01 ph/cm2/s
======================================================================