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 v2.46
Process Start Time: Sat Oct 4 21:12:40 EDT 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger607742
======================================================================
Trigger: 00607742 Segment: 000
BAT Trigger Time: 428442243.648 [s; MET]
Trigger Stop: 428442245.696 [s; MET]
UTC: 2014-07-30T19:43:51.315580 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 56.430725282402 Dec: -66.5388247653078 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.36
Image Trigger?: NO
Rate S/N Ratio: 13.7840487520902 [ if not an image trigger ]
Image S/N Ratio: 7.36
Analysis Position: [ source = BAT ]
RA: 56.430725282402 Dec: -66.5388247653078 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 56.3380108437581 Dec: -66.5779431250191 [deg; J2000]
{ 03h 45m 21.1s , -66d 34' 40.6" }
+/- 2.04655915832334 [arcmin] (estimated 90% radius based on SNR)
+/- 1.14008333913291 [arcmin] (formal 1-sigma fit error)
SNR: 10.9344752815722
Angular difference between the analysis and refined position is 3.225864 arcmin
Partial Coding Fraction: 1.015625 [ including projection effects ]
Duration
T90: 40.8959999680519 +/- 3.37762995884474
Measured from: -13.3999999761581
to: 27.4959999918938 [s; relative to TRIGTIME]
T50: 19.0719999670982 +/- 14.2365119733036
Measured from: -9.04799997806549
to: 10.0239999890327 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 0.980000019073486
to: 1.98000001907349 [s; relative to TRIGTIME]
Total Fluence
Measured from: -14.8080000281334
to: 29.7360000014305 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.320662 0.261755 0.091890 0.018347
0.031981 0.032760 0.028976 0.026724 [error]
Peak 0.019455 0.031587 0.018712 0.000883
0.005210 0.005266 0.004646 0.004085 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 44.544 -14.808 29.736
T90 40.896 -13.400 27.496
T50 19.072 -9.048 10.024
Peak 1.000 0.980 1.980
====== 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 -2.385 -0.320 0.284 - - - 6.95e-04 -1.61e-04 1.59e-04 69.250 57
CPL -1.677 -0.325 1.615 16.248 N/A N/A 1.96e-03 N/A N/A 68.250 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 -1.547 -0.347 0.338 - - - 4.35e-03 -9.93e-04 9.77e-04 53.930 57
CPL -0.168 -1.415 2.020 58.346 -17.168 2336.204 2.56e-02 -2.56e-02 3.36e-01 51.180 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 9.14e-08 9.85e-08 7.54e-08 9.44e-08 3.01e-07 3.60e-07 erg/cm2
90%_error_low -1.51e-08 -1.56e-08 -2.26e-08 -4.47e-08 -5.29e-08 -8.01e-08 erg/cm2
90%_error_hi 1.53e-08 1.51e-08 2.48e-08 6.69e-08 5.58e-08 9.76e-08 erg/cm2
Peak flux PL 1.87e-01 1.83e-01 1.25e-01 1.35e-01 5.50e-01 6.30e-01 ph/cm2/s
90%_error_low -5.80e-02 -3.97e-02 -3.53e-02 -6.14e-02 -1.17e-01 -1.37e-01 ph/cm2/s
90%_error_hi 6.21e-02 3.96e-02 3.56e-02 8.67e-02 1.17e-01 1.40e-01 ph/cm2/s
Fluence CPL 8.91e-08 1.06e-07 6.62e-08 2.40e-08 2.78e-07 2.85e-07 erg/cm2
90%_error_low N/A N/A -3.12e-08 N/A -5.53e-08 N/A erg/cm2
90%_error_hi N/A N/A 2.63e-08 N/A 6.36e-08 N/A erg/cm2
Peak flux CPL 1.61e-01 2.15e-01 1.28e-01 3.01e-02 5.28e-01 5.34e-01 ph/cm2/s
90%_error_low -6.59e-02 -5.19e-02 -4.73e-02 -3.01e-02 -1.17e-01 -1.21e-01 ph/cm2/s
90%_error_hi 6.90e-02 5.55e-02 4.31e-02 1.14e-01 1.18e-01 1.39e-01 ph/cm2/s
======================================================================