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: Sat Oct 4 22:14:23 EDT 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger601662
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Trigger: 00601662 Segment: 000
BAT Trigger Time: 424420703.936 [s; MET]
Trigger Stop: 424420720.32 [s; MET]
UTC: 2014-06-14T06:38:11.799000 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 322.625366627712 Dec: 14.9204847784049 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 9.7
Image Trigger?: NO
Rate S/N Ratio: 13.2664991614216 [ if not an image trigger ]
Image S/N Ratio: 9.7
Analysis Position: [ source = BAT ]
RA: 322.625366627712 Dec: 14.9204847784049 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 322.635989321396 Dec: 14.8961097076857 [deg; J2000]
{ 21h 30m 32.6s , +14d 53' 46.0" }
+/- 2.02565998374233 [arcmin] (estimated 90% radius based on SNR)
+/- 0.834388085219816 [arcmin] (formal 1-sigma fit error)
SNR: 11.0959928282915
Angular difference between the analysis and refined position is 1.586903 arcmin
Partial Coding Fraction: 0.7109375 [ including projection effects ]
Duration
T90: 49.8719999194145 +/- 7.994274206225
Measured from: -1.16799998283386
to: 48.7039999365807 [s; relative to TRIGTIME]
T50: 24.2519999742508 +/- 8.85475168263233
Measured from: 6.12000000476837
to: 30.3719999790192 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 6.92800003290176
to: 7.92800003290176 [s; relative to TRIGTIME]
Total Fluence
Measured from: -3.283999979496
to: 55.6759999990463 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.437566 0.472962 0.192335 0.051573
0.051140 0.052825 0.045236 0.038633 [error]
Peak 0.024563 0.019651 0.013317 0.007901
0.006803 0.007248 0.006171 0.005114 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 58.960 -3.284 55.676
T90 49.872 -1.168 48.704
T50 24.252 6.120 30.372
Peak 1.000 6.928 7.928
====== 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: 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 -2.055 -0.263 0.242 - - - 1.07e-03 -1.92e-04 1.86e-04 54.930 57
CPL -0.946 -0.818 1.490 38.758 N/A N/A 4.76e-03 N/A N/A 52.140 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 -1.802 -0.721 0.652 - - - 3.67e-03 -1.58e-03 1.43e-03 54.240 57
CPL -2.325 -1.182 1.701 118.350 N/A N/A 1.89e-03 N/A N/A 53.670 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 1.36e-07 1.79e-07 1.72e-07 2.95e-07 5.84e-07 7.81e-07 erg/cm2
90%_error_low -2.36e-08 -2.41e-08 -4.09e-08 -1.17e-07 -9.43e-08 -1.71e-07 erg/cm2
90%_error_hi 2.42e-08 2.39e-08 4.23e-08 1.60e-07 9.73e-08 2.04e-07 erg/cm2
Peak flux PL 2.02e-01 1.70e-01 9.76e-02 8.32e-02 5.06e-01 5.53e-01 ph/cm2/s
90%_error_low -9.56e-02 -5.44e-02 -9.76e-02 -8.32e-02 -1.62e-01 -1.83e-01 ph/cm2/s
90%_error_hi 9.89e-02 5.43e-02 5.41e-02 1.31e-01 1.62e-01 1.89e-01 ph/cm2/s
Fluence CPL 1.24e-07 2.03e-07 1.60e-07 5.74e-08 5.30e-07 5.45e-07 erg/cm2
90%_error_low -2.80e-08 -3.43e-08 -5.12e-08 N/A -9.45e-08 -1.08e-07 erg/cm2
90%_error_hi 2.75e-08 3.57e-08 4.92e-08 N/A 1.08e-07 2.59e-07 erg/cm2
Peak flux CPL 1.82e-01 1.14e-01 4.80e-02 3.30e-02 3.58e-01 3.78e-01 ph/cm2/s
90%_error_low -1.11e-01 -6.97e-02 -4.80e-02 -3.30e-02 N/A -2.30e-01 ph/cm2/s
90%_error_hi 1.11e-01 1.04e-01 9.42e-02 4.09e-02 N/A 3.14e-01 ph/cm2/s
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