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: Mon Jan 13 04:03:33 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger525068
======================================================================
Trigger: 00525068 Segment: 000
BAT Trigger Time: 362269182.016 [s; MET]
Trigger Stop: 362269183.04 [s; MET]
UTC: 2012-06-24T22:19:33.661820 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 170.941840070123 Dec: 8.93369375766324 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.74
Image Trigger?: NO
Rate S/N Ratio: 21.2602916254693 [ if not an image trigger ]
Image S/N Ratio: 7.74
Analysis Position: [ source = BAT ]
RA: 170.941840070123 Dec: 8.93369375766324 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 170.882824115002 Dec: 8.93146303341047 [deg; J2000]
{ 11h 23m 31.9s , +08d 55' 53.3" }
+/- 0.48399954807925 [arcmin] (estimated 90% radius based on SNR)
+/- 0.110939663549127 [arcmin] (formal 1-sigma fit error)
SNR: 85.7708810482761
Angular difference between the analysis and refined position is 3.500571 arcmin
Partial Coding Fraction: 0.8671875 [ including projection effects ]
Duration
T90: 179.663999915123 +/- 1.46002191717733
Measured from: 7.16400003433228
to: 186.827999949455 [s; relative to TRIGTIME]
T50: 128.143999934196 +/- 1.46369944835646
Measured from: 39.1080000400543
to: 167.251999974251 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 138.056000053883
to: 139.056000053883 [s; relative to TRIGTIME]
Total Fluence
Measured from: -15.12399995327
to: 192.772000014782 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 8.853346 14.344203 14.094987 4.862000
0.106657 0.119570 0.115880 0.096811 [error]
Peak 0.129778 0.237015 0.274322 0.083077
0.008267 0.010104 0.010501 0.008339 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 207.896 -15.124 192.772
T90 179.664 7.164 186.828
T50 128.144 39.108 167.252
Peak 1.000 138.056 139.056
====== 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 -1.116 -0.027 0.027 - - - 1.37e-02 -2.04e-04 2.03e-04 38.770 57
CPL -1.109 -0.028 0.054 9996.950 -9996.950 -9996.950 1.37e-02 -1.84e-04 1.90e-04 39.120 56
=== 1-s peak 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 -0.966 -0.077 0.078 - - - 4.78e-02 -2.11e-03 2.11e-03 51.340 57
CPL -0.501 -0.316 0.342 185.881 -54.917 249.223 7.68e-02 -2.07e-02 3.07e-02 44.820 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 2.54e-06 5.90e-06 1.09e-05 4.82e-05 2.96e-05 6.75e-05 erg/cm2
90%_error_low -8.59e-08 -1.18e-07 -1.53e-07 -1.66e-06 -4.02e-07 -1.67e-06 erg/cm2
90%_error_hi 8.74e-08 1.18e-07 1.53e-07 1.70e-06 4.03e-07 1.71e-06 erg/cm2
Peak flux PL 5.92e-04 7.16e-03 6.02e-02 6.92e+00 2.66e-01 4.73e+00 ph/cm2/s
90%_error_low N/A N/A N/A N/A N/A N/A ph/cm2/s
90%_error_hi N/A N/A N/A N/A N/A N/A ph/cm2/s
Fluence CPL 2.53e-06 5.90e-06 1.09e-05 4.79e-05 2.96e-05 6.95e-05 erg/cm2
90%_error_low N/A -1.18e-07 -1.53e-07 N/A -4.02e-07 N/A erg/cm2
90%_error_hi N/A 1.18e-07 1.53e-07 N/A 3.99e-07 N/A erg/cm2
Peak flux CPL 1.04e+00 1.67e+00 1.77e+00 2.00e+00 5.39e+00 6.48e+00 ph/cm2/s
90%_error_low -1.34e-01 -9.57e-02 -1.04e-01 -4.96e-01 -2.55e-01 -5.62e-01 ph/cm2/s
90%_error_hi 1.38e-01 9.63e-02 1.05e-01 7.04e-01 2.54e-01 7.36e-01 ph/cm2/s
======================================================================
Special notes of this burst