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: Fri Jan 17 19:21:12 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger416103
======================================================================
Trigger: 00416103 Segment: 000
BAT Trigger Time: 290419302.592 [s; MET]
Trigger Stop: 290419303.104 [s; MET]
UTC: 2010-03-16T08:01:36.973480 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 163.498053786508 Dec: -45.4800063072237 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 9.1
Image Trigger?: NO
Rate S/N Ratio: 15.4272486205415 [ if not an image trigger ]
Image S/N Ratio: 9.1
Analysis Position: [ source = BAT ]
RA: 163.498053786508 Dec: -45.4800063072237 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 163.500282431312 Dec: -45.4619020752741 [deg; J2000]
{ 10h 54m 00.1s , -45d 27' 42.8" }
+/- 1.37614186376872 [arcmin] (estimated 90% radius based on SNR)
+/- 0.646877845852614 [arcmin] (formal 1-sigma fit error)
SNR: 19.2764956479929
Angular difference between the analysis and refined position is 1.090294 arcmin
Partial Coding Fraction: 0.8359375 [ including projection effects ]
Duration
T90: 3.83599996566772 +/- 0.425807452076879
Measured from: -0.10400003194809
to: 3.73199993371964 [s; relative to TRIGTIME]
T50: 2.27199995517731 +/- 0.342344884065314
Measured from: 0.363999962806702
to: 2.63599991798401 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: -0.107999980449677
to: 0.892000019550323 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.283999979496002
to: 4.11199998855591 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.173690 0.166296 0.067191 0.009419
0.012627 0.012446 0.010372 0.008666 [error]
Peak 0.062221 0.061344 0.030139 0.006894
0.006378 0.006277 0.005182 0.004263 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 4.396 -0.284 4.112
T90 3.836 -0.104 3.732
T50 2.272 0.364 2.636
Peak 1.000 -0.108 0.892
====== 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 -2.272 -0.190 0.179 - - - 4.75e-03 -6.11e-04 6.01e-04 41.560 57
CPL -1.798 -0.200 0.914 16.307 N/A N/A 9.20e-03 N/A N/A 40.350 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 -2.149 -0.229 0.214 - - - 8.29e-03 -1.30e-03 1.27e-03 57.400 57
CPL -1.477 -0.673 1.017 31.445 N/A N/A 2.07e-02 N/A N/A 55.530 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 5.53e-08 6.38e-08 5.28e-08 7.35e-08 1.98e-07 2.45e-07 erg/cm2
90%_error_low -6.59e-09 -5.88e-09 -9.18e-09 -2.22e-08 -2.09e-08 -3.45e-08 erg/cm2
90%_error_hi 6.71e-09 5.84e-09 9.53e-09 2.81e-08 2.15e-08 3.88e-08 erg/cm2
Peak flux PL 6.39e-01 4.39e-01 1.98e-01 1.24e-01 1.34e+00 1.40e+00 ph/cm2/s
90%_error_low -9.83e-02 -5.05e-02 -4.02e-02 -4.19e-02 -1.51e-01 -1.59e-01 ph/cm2/s
90%_error_hi 1.01e-01 5.04e-02 4.14e-02 5.35e-02 1.51e-01 1.60e-01 ph/cm2/s
Fluence CPL N/A N/A N/A N/A N/A N/A erg/cm2
90%_error_low -6.59e-09 -5.88e-09 -9.18e-09 -2.22e-08 -2.09e-08 -3.45e-08 erg/cm2
90%_error_hi 6.71e-09 5.84e-09 9.53e-09 2.81e-08 2.15e-08 3.88e-08 erg/cm2
Peak flux CPL 6.04e-01 4.74e-01 1.93e-01 5.03e-02 1.31e+00 1.32e+00 ph/cm2/s
90%_error_low -1.11e-01 -6.57e-02 -4.70e-02 -5.03e-02 -1.55e-01 -1.62e-01 ph/cm2/s
90%_error_hi 1.11e-01 6.84e-02 4.55e-02 1.09e-01 1.55e-01 1.76e-01 ph/cm2/s
======================================================================
Special notes of this burst