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: Fri Jul 29 23:54:45 EDT 2022
Host Name: batproc1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1035994
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Trigger: 01035994 Segment: 000
BAT Trigger Time: 636695663.86 [s; MET]
Trigger Stop: 636695663.924 [s; MET]
UTC: 2021-03-06T03:53:57.241940 [includes UTCF correction]
Where From?: (*SHORT BURST*) TDRSS scaled map message
BAT
RA: 129.964614535563 Dec: 60.1962629275143 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 14.16
Image Trigger?: NO
Rate S/N Ratio: 75.3724087448451 [ if not an image trigger ]
Image S/N Ratio: 14.16
Analysis Position: [ source = BAT ]
RA: 129.964614535563 Dec: 60.1962629275143 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 129.963583377986 Dec: 60.2031218763747 [deg; J2000]
{ 08h 39m 51.3s , +60d 12' 11.2" }
+/- 0.643835368776782 [arcmin] (estimated 90% radius based on SNR)
+/- 0.159967813856316 [arcmin] (formal 1-sigma fit error)
SNR: 57.0554576412565
Angular difference between the analysis and refined position is 0.412684 arcmin
Partial Coding Fraction: 0.53125 [ including projection effects ]
Duration
T90: 637.31199991703 +/- 34.8535198802136
Measured from: 0.603999972343445
to: 637.915999889374 [s; relative to TRIGTIME]
T50: 410.84399998188 +/- 26.7512346445431
Measured from: 5.38800001144409
to: 416.231999993324 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 7.50399994850159
to: 8.50399994850159 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.175999999046326
to: 734.988000035286 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 2.626765 3.838627 1.990579 0.188257
0.188074 0.196775 0.174048 0.162932 [error]
Peak 0.633418 0.957753 0.625068 0.070199
0.020855 0.024734 0.020624 0.011217 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 735.164 -0.176 734.988
T90 637.312 0.604 637.916
T50 410.844 5.388 416.232
Peak 1.000 7.504 8.504
====== 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 -1.738 -0.114 0.112 - - - 8.03e-04 -5.74e-05 5.70e-05 54.890 57
CPL -0.600 -0.557 0.646 54.788 -7.030 13.354 3.37e-03 -1.68e-03 4.23e-03 41.020 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 -1.746 -0.054 0.054 - - - 1.54e-01 -5.20e-03 5.19e-03 103.990 57
CPL -0.619 -0.263 0.278 62.810 -4.111 5.330 5.53e-01 -1.40e-01 2.00e-01 40.130 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 9.43e-07 1.50e-06 1.80e-06 4.21e-06 5.45e-06 8.45e-06 erg/cm2
90%_error_low -9.31e-08 -9.76e-08 -1.71e-07 -7.64e-07 -4.04e-07 -9.38e-07 erg/cm2
90%_error_hi 9.54e-08 9.76e-08 1.72e-07 8.70e-07 4.08e-07 1.02e-06 erg/cm2
Peak flux PL 8.02e+00 6.98e+00 4.16e+00 3.74e+00 2.08e+01 2.29e+01 ph/cm2/s
90%_error_low -4.43e-01 -2.47e-01 -1.72e-01 -2.95e-01 -7.31e-01 -7.58e-01 ph/cm2/s
90%_error_hi 4.51e-01 2.47e-01 1.71e-01 3.09e-01 7.32e-01 7.58e-01 ph/cm2/s
Fluence CPL 8.22e-07 1.69e-06 1.78e-06 8.99e-07 4.91e-06 5.19e-06 erg/cm2
90%_error_low -1.10e-07 -1.35e-07 -2.09e-07 -4.39e-07 -4.52e-07 -6.25e-07 erg/cm2
90%_error_hi 1.11e-07 1.38e-07 2.02e-07 8.49e-07 4.69e-07 9.36e-07 erg/cm2
Peak flux CPL 6.39e+00 7.62e+00 4.60e+00 1.49e+00 1.97e+01 2.01e+01 ph/cm2/s
90%_error_low -5.37e-01 -2.96e-01 -2.09e-01 -2.72e-01 -7.59e-01 -8.22e-01 ph/cm2/s
90%_error_hi 5.49e-01 2.99e-01 2.11e-01 3.25e-01 7.62e-01 8.36e-01 ph/cm2/s
======================================================================