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 Jan 22 19:15:24 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger175603
======================================================================
Trigger: 00175603 Segment: 000
BAT Trigger Time: 157929448.896 [s; MET]
Trigger Stop: 157929450.944 [s; MET]
UTC: 2006-01-02T21:17:27.963420 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 328.85223917685 Dec: -1.84590276569756 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 8.21
Image Trigger?: NO
Rate S/N Ratio: 13.3041346956501 [ if not an image trigger ]
Image S/N Ratio: 8.21
Analysis Position: [ source = BAT ]
RA: 328.85223917685 Dec: -1.84590276569756 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 328.841195237682 Dec: -1.83606774698592 [deg; J2000]
{ 21h 55m 21.9s , -01d 50' 09.8" }
+/- 2.67092463108443 [arcmin] (estimated 90% radius based on SNR)
+/- 1.7362933849769 [arcmin] (formal 1-sigma fit error)
SNR: 7.47483759455809
Angular difference between the analysis and refined position is 0.887047 arcmin
Partial Coding Fraction: 0.890625 [ including projection effects ]
Duration
T90: 19 +/- 5.09901951359278
Measured from: -0.895999997854233
to: 18.1040000021458 [s; relative to TRIGTIME]
T50: 14 +/- 9.5524865872714
Measured from: 0.104000002145767
to: 14.1040000021458 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 0.104000002145767
to: 1.10400000214577 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.895999997854233
to: 22.1040000021458 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.093446 0.102287 0.121356 0.020275
0.023414 0.023944 0.020542 0.016950 [error]
Peak 0.012625 0.011580 0.021615 0.009730
0.005013 0.005339 0.004579 0.003861 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 23.000 -0.896 22.104
T90 19.000 -0.896 18.104
T50 14.000 0.104 14.104
Peak 1.000 0.104 1.104
====== 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 -1.244 -0.377 0.387 - - - 1.01e-03 -1.95e-04 1.95e-04 55.510 57
CPL -1.258 -2.769 0.579 9999.360 N/A N/A 1.01e-03 N/A N/A 55.530 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 -0.627 -0.554 0.695 - - - 3.32e-03 -1.21e-03 1.07e-03 44.610 57
CPL -0.630 -0.547 1.023 9999.360 -9999.360 -9999.360 3.36e-03 -1.23e-03 1.06e-02 44.620 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 2.34e-08 5.04e-08 8.51e-08 3.30e-07 2.34e-07 4.89e-07 erg/cm2
90%_error_low -8.68e-09 -1.16e-08 -2.08e-08 -1.53e-07 -5.04e-08 -1.69e-07 erg/cm2
90%_error_hi 9.71e-09 1.11e-08 2.00e-08 2.30e-07 5.10e-08 2.35e-07 erg/cm2
Peak flux PL 5.97e-02 1.01e-01 1.31e-01 3.44e-01 3.87e-01 6.36e-01 ph/cm2/s
90%_error_low -3.90e-02 -4.87e-02 -3.52e-02 -1.78e-01 -1.15e-01 -1.92e-01 ph/cm2/s
90%_error_hi 5.55e-02 4.77e-02 3.52e-02 3.16e-01 1.17e-01 2.58e-01 ph/cm2/s
Fluence CPL 2.35e-08 5.04e-08 8.24e-08 3.38e-07 2.33e-07 4.67e-07 erg/cm2
90%_error_low N/A -1.18e-08 N/A -2.38e-07 -5.08e-08 -2.10e-07 erg/cm2
90%_error_hi N/A 1.13e-08 N/A 8.50e-08 5.20e-08 2.36e-07 erg/cm2
Peak flux CPL 5.95e-02 1.01e-01 1.32e-01 3.40e-01 3.87e-01 6.68e-01 ph/cm2/s
90%_error_low N/A N/A N/A N/A -1.15e-01 -3.15e-01 ph/cm2/s
90%_error_hi N/A N/A N/A N/A 1.17e-01 2.73e-01 ph/cm2/s
======================================================================