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: Wed Jun 1 16:06:53 EDT 2016
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger682059
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Trigger: 00682059 Segment: 000
BAT Trigger Time: 481789559.872 [s; MET]
Trigger Stop: 481789560.256 [s; MET]
UTC: 2016-04-08T06:25:43.777280 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 122.557289379001 Dec: 71.1402129989282 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 11.3
Image Trigger?: NO
Rate S/N Ratio: 38.9615194775563 [ if not an image trigger ]
Image S/N Ratio: 11.3
Analysis Position: [ source = BAT ]
RA: 122.557289379001 Dec: 71.1402129989282 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 122.562580624257 Dec: 71.1277445349553 [deg; J2000]
{ 08h 10m 15.0s , +71d 07' 39.9" }
+/- 1.82274777644503 [arcmin] (estimated 90% radius based on SNR)
+/- 1.02525558331457 [arcmin] (formal 1-sigma fit error)
SNR: 12.9018456292583
Angular difference between the analysis and refined position is 0.755118 arcmin
Partial Coding Fraction: 0.3320312 [ including projection effects ]
Duration
T90: 0.319999933242798 +/- 0.0368781685195268
Measured from: 0.0360000133514404
to: 0.355999946594238 [s; relative to TRIGTIME]
T50: 0.179999947547913 +/- 0.0432666203311027
Measured from: 0.100000023841858
to: 0.279999971389771 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: -0.303999960422516
to: 0.696000039577484 [s; relative to TRIGTIME]
Total Fluence
Measured from: 0.0160000324249268
to: 0.37200003862381 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.025989 0.056460 0.089163 0.054177
0.007015 0.009561 0.010118 0.009378 [error]
Peak 0.026241 0.076582 0.121650 0.051133
0.011147 0.013469 0.013328 0.011762 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 0.356 0.016 0.372
T90 0.320 0.036 0.356
T50 0.180 0.100 0.280
Peak 1.000 -0.304 0.696
====== 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 -0.868 -0.245 0.256 - - - 3.96e-02 -5.95e-03 5.87e-03 56.230 57
CPL -0.487 -0.501 1.280 246.351 -246.351 -246.351 5.70e-02 N/A N/A 55.840 56
=== 1-s peak spectral analysis ===
(Best model with acceptable fit: PL)
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 -0.905 -0.244 0.258 - - - 1.84e-02 -2.97e-03 2.93e-03 53.870 57
CPL 0.550 -1.232 1.752 107.364 -27.916 221.663 7.32e-02 -7.32e-02 2.54e-01 49.640 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 1.00e-08 2.71e-08 5.95e-08 3.42e-07 1.60e-07 4.39e-07 erg/cm2
90%_error_low -2.90e-09 -5.08e-09 -9.14e-09 -1.06e-07 -2.45e-08 -1.12e-07 erg/cm2
90%_error_hi 3.22e-09 4.95e-09 9.02e-09 1.36e-07 2.46e-08 1.38e-07 erg/cm2
Peak flux PL 4.30e-01 6.18e-01 6.60e-01 1.31e+00 2.11e+00 3.02e+00 ph/cm2/s
90%_error_low -1.31e-01 -1.27e-01 -1.02e-01 -3.73e-01 -3.38e-01 -4.79e-01 ph/cm2/s
90%_error_hi 1.48e-01 1.26e-01 1.01e-01 4.58e-01 3.41e-01 4.94e-01 ph/cm2/s
Fluence CPL 8.95e-09 2.76e-08 6.25e-08 2.22e-07 1.59e-07 3.21e-07 erg/cm2
90%_error_low -3.88e-09 -5.36e-09 -1.14e-08 -1.43e-07 -2.51e-08 -1.43e-07 erg/cm2
90%_error_hi 4.00e-09 5.46e-09 1.26e-08 1.43e-07 2.49e-08 1.52e-07 erg/cm2
Peak flux CPL 2.73e-01 6.35e-01 7.83e-01 5.02e-01 2.01e+00 2.19e+00 ph/cm2/s
90%_error_low -1.51e-01 -1.53e-01 -1.44e-01 -2.61e-01 -3.49e-01 -4.52e-01 ph/cm2/s
90%_error_hi 1.87e-01 1.48e-01 1.49e-01 6.05e-01 3.53e-01 6.64e-01 ph/cm2/s
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