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 23:20:31 EDT 2022
Host Name: batproc1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1104692
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Trigger: 01104692 Segment: 000
BAT Trigger Time: 673019625.024 [s; MET]
Trigger Stop: 673019626.048 [s; MET]
UTC: 2022-04-30T13:53:15.969080 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 97.6105079123594 Dec: 9.51011902952678 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.24
Image Trigger?: NO
Rate S/N Ratio: 22.7596133534821 [ if not an image trigger ]
Image S/N Ratio: 7.24
Analysis Position: [ source = BAT ]
RA: 97.6105079123594 Dec: 9.51011902952678 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 97.6173219645669 Dec: 9.54730058127784 [deg; J2000]
{ 06h 30m 28.2s , +09d 32' 50.3" }
+/- 0.703757752563403 [arcmin] (estimated 90% radius based on SNR)
+/- 0.218972685845123 [arcmin] (formal 1-sigma fit error)
SNR: 50.2441204972759
Angular difference between the analysis and refined position is 2.267037 arcmin
Partial Coding Fraction: 1 [ including projection effects ]
Duration
T90: 43.1439999341965 +/- 0.564127746156104
Measured from: 12.107999920845
to: 55.2519998550415 [s; relative to TRIGTIME]
T50: 10.7119998931885 +/- 0.0848529014078306
Measured from: 34.8240000009537
to: 45.5359998941422 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 42.0039999485016
to: 43.0039999485016 [s; relative to TRIGTIME]
Total Fluence
Measured from: -6.53200006484985
to: 94.6039999723434 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 14.972935 23.459056 21.565292 6.275467
0.089702 0.103359 0.098922 0.070555 [error]
Peak 0.752773 1.344086 1.331034 0.411576
0.016035 0.020575 0.021336 0.014587 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 101.136 -6.532 94.604
T90 43.144 12.108 55.252
T50 10.712 34.824 45.536
Peak 1.000 42.004 43.004
====== 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 -1.250 -0.021 0.021 - - - 4.31e-02 -5.46e-04 5.45e-04 22.580 57
CPL -1.161 -0.043 0.087 635.164 -275.553 7084.346 4.65e-02 -3.03e-03 3.49e-03 19.410 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 -1.128 -0.036 0.036 - - - 2.54e-01 -5.11e-03 5.11e-03 53.390 57
CPL -0.928 -0.145 0.149 319.371 -110.050 610.778 3.09e-01 -4.02e-02 4.76e-02 47.800 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 4.40e-06 9.44e-06 1.59e-05 6.10e-05 4.36e-05 9.07e-05 erg/cm2
90%_error_low -1.22e-07 -1.60e-07 -1.76e-07 -1.55e-06 -4.80e-07 -1.55e-06 erg/cm2
90%_error_hi 1.24e-07 1.59e-07 1.76e-07 1.57e-06 4.81e-07 1.57e-06 erg/cm2
Peak flux PL 2.82e-03 3.48e-02 3.92e-01 3.35e+01 1.18e+00 2.06e+01 ph/cm2/s
90%_error_low N/A N/A N/A N/A N/A N/A ph/cm2/s
90%_error_hi N/A N/A N/A N/A N/A N/A ph/cm2/s
Fluence CPL 4.26e-06 9.42e-06 1.61e-05 5.61e-05 4.35e-05 8.58e-05 erg/cm2
90%_error_low -1.78e-07 -1.61e-07 -2.10e-07 -4.34e-06 -4.86e-07 -4.32e-06 erg/cm2
90%_error_hi 1.81e-07 1.61e-07 2.46e-07 4.76e-06 4.86e-07 4.63e-06 erg/cm2
Peak flux CPL 6.91e+00 9.27e+00 8.63e+00 1.11e+01 2.92e+01 3.60e+01 ph/cm2/s
90%_error_low -4.19e-01 -2.44e-01 -2.32e-01 -1.40e+00 -6.64e-01 -1.60e+00 ph/cm2/s
90%_error_hi 4.28e-01 2.45e-01 2.34e-01 1.65e+00 6.66e-01 1.82e+00 ph/cm2/s
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