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 23:18:40 EDT 2022
Host Name: batproc1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1104842
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Trigger: 01104842 Segment: 000
BAT Trigger Time: 673127540.288 [s; MET]
Trigger Stop: 673127541.312 [s; MET]
UTC: 2022-05-01T19:51:51.225760 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 85.5770464780323 Dec: 14.0334581384361 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 8.97
Image Trigger?: NO
Rate S/N Ratio: 23.832750575626 [ if not an image trigger ]
Image S/N Ratio: 8.97
Analysis Position: [ source = BAT ]
RA: 85.5770464780323 Dec: 14.0334581384361 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 85.5832914066446 Dec: 14.0101492310485 [deg; J2000]
{ 05h 42m 20.0s , +14d 00' 36.5" }
+/- 1.57869286779101 [arcmin] (estimated 90% radius based on SNR)
+/- 0.659957543053163 [arcmin] (formal 1-sigma fit error)
SNR: 15.842949112027
Angular difference between the analysis and refined position is 1.445010 arcmin
Partial Coding Fraction: 0.9296875 [ including projection effects ]
Duration
T90: 202.239999890327 +/- 20.6013405693838
Measured from: 0.455999970436096
to: 202.695999860764 [s; relative to TRIGTIME]
T50: 40.703999876976 +/- 9.5580952067322
Measured from: 5.83200001716614
to: 46.5359998941422 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 4.27600002288818
to: 5.27600002288818 [s; relative to TRIGTIME]
Total Fluence
Measured from: -1.20799994468689
to: 224.200000047684 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 1.028229 1.620666 1.071470 0.090400
0.098440 0.101295 0.087238 0.076115 [error]
Peak 0.028821 0.046165 0.072346 0.019344
0.006893 0.007677 0.007248 0.005608 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 225.408 -1.208 224.200
T90 202.240 0.456 202.696
T50 40.704 5.832 46.536
Peak 1.000 4.276 5.276
====== 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 -1.542 -0.131 0.130 - - - 1.09e-03 -8.63e-05 8.58e-05 52.340 57
CPL -0.638 -0.575 0.660 72.310 -13.569 43.548 3.21e-03 -1.57e-03 3.74e-03 44.640 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 -0.742 -0.220 0.234 - - - 1.07e-02 -1.51e-03 1.48e-03 63.050 57
CPL 0.669 -1.204 1.718 117.054 -32.552 282.740 3.96e-02 -3.96e-02 1.34e-01 58.910 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 3.27e-07 5.86e-07 8.05e-07 2.29e-06 2.32e-06 4.01e-06 erg/cm2
90%_error_low -3.96e-08 -4.52e-08 -8.35e-08 -4.63e-07 -2.00e-07 -5.40e-07 erg/cm2
90%_error_hi 4.08e-08 4.51e-08 8.35e-08 5.36e-07 2.02e-07 5.99e-07 erg/cm2
Peak flux PL 2.14e-01 3.39e-01 4.05e-01 9.45e-01 1.23e+00 1.90e+00 ph/cm2/s
90%_error_low -5.94e-02 -6.21e-02 -5.34e-02 -2.42e-01 -1.66e-01 -2.77e-01 ph/cm2/s
90%_error_hi 6.67e-02 6.16e-02 5.33e-02 2.94e-01 1.67e-01 2.95e-01 ph/cm2/s
Fluence CPL 2.85e-07 6.42e-07 8.29e-07 6.86e-07 2.15e-06 2.44e-06 erg/cm2
90%_error_low -4.77e-08 -5.77e-08 -9.42e-08 -3.32e-07 -2.20e-07 -3.96e-07 erg/cm2
90%_error_hi 4.84e-08 5.94e-08 9.42e-08 7.05e-07 2.26e-07 7.20e-07 erg/cm2
Peak flux CPL 1.35e-01 3.43e-01 4.73e-01 3.55e-01 1.17e+00 1.31e+00 ph/cm2/s
90%_error_low -7.17e-02 -7.43e-02 -7.71e-02 -1.84e-01 -1.77e-01 -2.63e-01 ph/cm2/s
90%_error_hi 8.93e-02 7.18e-02 7.94e-02 4.41e-01 1.76e-01 4.60e-01 ph/cm2/s
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