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 v2.46
Process Start Time: Sun Dec 4 15:20:02 EST 2016
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger722642
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Trigger: 00722642 Segment: 000
BAT Trigger Time: 501069000.896 [s; MET]
Trigger Stop: 501069001.92 [s; MET]
UTC: 2016-11-17T09:49:43.723760 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 298.855450845301 Dec: -67.7066746073387 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 10.7
Image Trigger?: NO
Rate S/N Ratio: 22.293496809608 [ if not an image trigger ]
Image S/N Ratio: 10.7
Analysis Position: [ source = BAT ]
RA: 298.855450845301 Dec: -67.7066746073387 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 298.818708995281 Dec: -67.6726806312609 [deg; J2000]
{ 19h 55m 16.5s , -67d 40' 21.7" }
+/- 1.53888479174843 [arcmin] (estimated 90% radius based on SNR)
+/- 0.595643142058021 [arcmin] (formal 1-sigma fit error)
SNR: 16.4316465024152
Angular difference between the analysis and refined position is 2.204654 arcmin
Partial Coding Fraction: 0.4375 [ including projection effects ]
Duration
T90: 152.311999976635 +/- 3.15355295925813
Measured from: -0.90800005197525
to: 151.40399992466 [s; relative to TRIGTIME]
T50: 34.7319999933243 +/- 0.924173132036283
Measured from: 101.563999950886
to: 136.29599994421 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 134.083999991417
to: 135.083999991417 [s; relative to TRIGTIME]
Total Fluence
Measured from: -6.45600003004074
to: 157.443999946117 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 4.555942 4.691352 2.290992 0.276877
0.089018 0.092427 0.079369 0.069098 [error]
Peak 0.244415 0.285025 0.106547 0.004258
0.009245 0.009806 0.007085 0.004907 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 163.900 -6.456 157.444
T90 152.312 -0.908 151.404
T50 34.732 101.564 136.296
Peak 1.000 134.084 135.084
====== 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: CPL)
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 -2.109 -0.060 0.059 - - - 3.97e-03 -1.29e-04 1.29e-04 62.310 57
CPL -1.390 -0.269 0.286 38.852 -6.199 4.449 9.45e-03 -2.57e-03 3.85e-03 39.170 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 -2.193 -0.084 0.082 - - - 3.33e-02 -1.86e-03 1.84e-03 73.800 57
CPL -0.767 -0.456 0.515 35.896 -3.922 3.230 2.18e-01 -9.84e-02 2.15e-01 37.660 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 1.48e-06 1.88e-06 1.74e-06 2.83e-06 6.05e-06 7.92e-06 erg/cm2
90%_error_low -7.34e-08 -5.48e-08 -7.93e-08 -2.65e-07 -1.82e-07 -3.34e-07 erg/cm2
90%_error_hi 7.47e-08 5.48e-08 7.96e-08 2.84e-07 1.83e-07 3.46e-07 erg/cm2
Peak flux PL 2.68e+00 1.80e+00 7.85e-01 4.74e-01 5.50e+00 5.73e+00 ph/cm2/s
90%_error_low -1.82e-01 -8.33e-02 -5.66e-02 -6.17e-02 -2.64e-01 -2.68e-01 ph/cm2/s
90%_error_hi 1.85e-01 8.33e-02 5.69e-02 6.71e-02 2.65e-01 2.68e-01 ph/cm2/s
Fluence CPL 1.31e-06 1.98e-06 1.72e-06 1.05e-06 5.64e-06 6.06e-06 erg/cm2
90%_error_low -9.23e-08 -6.58e-08 -8.84e-08 -2.88e-07 -2.27e-07 -3.80e-07 erg/cm2
90%_error_hi 9.38e-08 6.64e-08 8.77e-08 4.12e-07 2.29e-07 4.82e-07 erg/cm2
Peak flux CPL N/A N/A N/A N/A N/A N/A ph/cm2/s
90%_error_low -1.82e-01 -8.33e-02 -5.66e-02 -6.17e-02 -2.64e-01 -2.68e-01 ph/cm2/s
90%_error_hi 1.85e-01 8.33e-02 5.69e-02 6.71e-02 2.65e-01 2.68e-01 ph/cm2/s
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