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: Sat Jul 30 00:12:17 EDT 2022
Host Name: batproc1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1032024
======================================================================
Trigger: 01032024 Segment: 000
BAT Trigger Time: 634725824.832 [s; MET]
Trigger Stop: 634725825.344 [s; MET]
UTC: 2021-02-11T08:43:18.344500 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 269.432936029963 Dec: -46.2994226377339 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.09
Image Trigger?: NO
Rate S/N Ratio: 13.7477270848675 [ if not an image trigger ]
Image S/N Ratio: 7.09
Analysis Position: [ source = BAT ]
RA: 269.432936029963 Dec: -46.2994226377339 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 269.423171644191 Dec: -46.2715233460588 [deg; J2000]
{ 17h 57m 41.6s , -46d 16' 17.5" }
+/- 1.57711598100587 [arcmin] (estimated 90% radius based on SNR)
+/- 0.752650570265979 [arcmin] (formal 1-sigma fit error)
SNR: 15.8655834548919
Angular difference between the analysis and refined position is 1.722223 arcmin
Partial Coding Fraction: 1.015625 [ including projection effects ]
Duration
T90: 451.299999952316 +/- 203.99098611231
Measured from: 3.49599993228912
to: 454.795999884605 [s; relative to TRIGTIME]
T50: 277.483999967575 +/- 218.84366391102
Measured from: 3.82799994945526
to: 281.31199991703 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 4.27999997138977
to: 5.27999997138977 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.700000047683716
to: 515.34399998188 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.400637 0.568338 0.484112 0.030754
0.154272 0.146249 0.122979 0.105043 [error]
Peak 0.030921 0.052662 0.040460 0.014544
0.007388 0.007423 0.006594 0.005316 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 516.044 -0.700 515.344
T90 451.300 3.496 454.796
T50 277.484 3.828 281.312
Peak 1.000 4.280 5.280
====== 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 -1.260 -0.430 0.448 - - - 2.03e-04 -5.16e-05 5.16e-05 75.870 57
CPL -0.007 -1.119 3.596 83.528 -31.179 -83.528 8.03e-04 -8.03e-04 2.86e-02 74.680 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 -1.252 -0.276 0.281 - - - 8.75e-03 -1.38e-03 1.37e-03 46.840 57
CPL -0.965 -1.095 1.301 187.198 -187.198 -187.198 1.21e-02 -4.63e-03 3.82e-02 46.630 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 1.07e-07 2.27e-07 3.79e-07 1.44e-06 1.04e-06 2.16e-06 erg/cm2
90%_error_low -4.63e-08 -6.64e-08 -1.15e-07 -7.54e-07 -2.87e-07 -8.62e-07 erg/cm2
90%_error_hi 5.33e-08 6.48e-08 1.14e-07 1.21e-06 2.93e-07 1.24e-06 erg/cm2
Peak flux PL 2.84e-01 3.32e-01 2.78e-01 3.95e-01 1.04e+00 1.29e+00 ph/cm2/s
90%_error_low -8.09e-02 -6.07e-02 -5.23e-02 -1.37e-01 -1.67e-01 -2.11e-01 ph/cm2/s
90%_error_hi 8.83e-02 5.94e-02 5.15e-02 1.78e-01 1.67e-01 2.16e-01 ph/cm2/s
Fluence CPL 8.23e-08 2.50e-07 4.11e-07 3.58e-07 9.57e-07 1.10e-06 erg/cm2
90%_error_low -4.32e-08 -7.85e-08 -1.35e-07 -3.13e-07 -3.08e-07 -4.45e-07 erg/cm2
90%_error_hi 6.47e-08 8.36e-08 1.40e-07 1.40e-06 3.24e-07 1.46e-06 erg/cm2
Peak flux CPL 2.69e-01 3.40e-01 2.86e-01 2.82e-01 1.02e+00 1.18e+00 ph/cm2/s
90%_error_low -9.84e-02 -6.65e-02 -5.76e-02 -2.82e-01 -1.74e-01 -2.78e-01 ph/cm2/s
90%_error_hi 1.00e-01 7.06e-02 6.07e-02 1.54e-01 1.73e-01 3.08e-01 ph/cm2/s
======================================================================