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 Nov 16 01:24:01 EST 2015
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger661036
======================================================================
Trigger: 00661036 Segment: 000
BAT Trigger Time: 467215607.424 [s; MET]
Trigger Stop: 467215615.616 [s; MET]
UTC: 2015-10-22T14:06:32.116140 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 349.212869430113 Dec: 55.813346849863 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.24
Image Trigger?: NO
Rate S/N Ratio: 10.0995049383621 [ if not an image trigger ]
Image S/N Ratio: 7.24
Analysis Position: [ source = BAT ]
RA: 349.212869430113 Dec: 55.813346849863 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 349.232463026896 Dec: 55.8126592306048 [deg; J2000]
{ 23h 16m 55.8s , +55d 48' 45.6" }
+/- 2.26827853983666 [arcmin] (estimated 90% radius based on SNR)
+/- 0.966884123925847 [arcmin] (formal 1-sigma fit error)
SNR: 9.44018898554026
Angular difference between the analysis and refined position is 0.661861 arcmin
Partial Coding Fraction: 0.3515625 [ including projection effects ]
Duration
T90: 117.680000007153 +/- 18.7778933407152
Measured from: 2.60799998044968
to: 120.287999987602 [s; relative to TRIGTIME]
T50: 67.0720000267029 +/- 23.3560215804344
Measured from: 10.8159999847412
to: 77.8880000114441 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 10.3719999790192
to: 11.3719999790192 [s; relative to TRIGTIME]
Total Fluence
Measured from: -1.04000002145767
to: 132.847999989986 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.674476 0.887534 0.369326 0.170550
0.104838 0.106113 0.091351 0.081571 [error]
Peak 0.024354 0.031148 0.027473 0.017126
0.009438 0.009523 0.008000 0.007405 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 133.888 -1.040 132.848
T90 117.680 2.608 120.288
T50 67.072 10.816 77.888
Peak 1.000 10.372 11.372
====== 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 -1.892 -0.281 0.264 - - - 9.64e-04 -1.74e-04 1.68e-04 51.890 57
CPL -1.655 -0.764 1.641 60.194 N/A N/A 1.33e-03 N/A N/A 51.780 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 -1.399 -0.536 0.555 - - - 5.80e-03 -1.81e-03 1.81e-03 62.630 57
CPL -0.746 -1.598 4.001 98.205 -98.205 -98.205 1.23e-02 -1.23e-02 1.19e+00 62.390 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 2.38e-07 3.45e-07 3.72e-07 7.48e-07 1.19e-06 1.70e-06 erg/cm2
90%_error_low -4.96e-08 -5.03e-08 -8.94e-08 -3.06e-07 -2.06e-07 -4.13e-07 erg/cm2
90%_error_hi 5.12e-08 5.03e-08 9.12e-08 4.24e-07 2.12e-07 5.06e-07 erg/cm2
Peak flux PL 2.17e-01 2.31e-01 1.76e-01 2.17e-01 7.06e-01 8.40e-01 ph/cm2/s
90%_error_low -1.12e-01 -8.37e-02 -6.51e-02 -1.28e-01 -2.29e-01 -2.63e-01 ph/cm2/s
90%_error_hi 1.31e-01 8.05e-02 6.34e-02 2.07e-01 2.30e-01 2.66e-01 ph/cm2/s
Fluence CPL 2.34e-07 3.56e-07 3.68e-07 4.67e-07 1.15e-06 1.43e-06 erg/cm2
90%_error_low -5.48e-08 -6.02e-08 -1.17e-07 -4.24e-07 -2.67e-07 -5.31e-07 erg/cm2
90%_error_hi 5.35e-08 7.94e-08 9.52e-08 3.55e-07 2.29e-07 4.27e-07 erg/cm2
Peak flux CPL 1.92e-01 2.46e-01 1.86e-01 1.11e-01 6.90e-01 7.36e-01 ph/cm2/s
90%_error_low N/A -9.40e-02 -7.31e-02 -1.11e-01 -2.39e-01 -2.79e-01 ph/cm2/s
90%_error_hi N/A 1.08e-01 7.89e-02 1.50e-01 2.37e-01 3.47e-01 ph/cm2/s
======================================================================