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 02:41:57 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger529486
======================================================================
Trigger: 00529486 Segment: 000
BAT Trigger Time: 365587261.12 [s; MET]
Trigger Stop: 365587262.144 [s; MET]
UTC: 2012-08-02T08:00:51.627560 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 44.849140054444 Dec: 13.7572427303336 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 11.33
Image Trigger?: NO
Rate S/N Ratio: 21.0713075057055 [ if not an image trigger ]
Image S/N Ratio: 11.33
Analysis Position: [ source = BAT ]
RA: 44.849140054444 Dec: 13.7572427303336 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 44.8326538069182 Dec: 13.7619993868439 [deg; J2000]
{ 02h 59m 19.8s , +13d 45' 43.2" }
+/- 1.13382383429005 [arcmin] (estimated 90% radius based on SNR)
+/- 0.342535758608551 [arcmin] (formal 1-sigma fit error)
SNR: 25.4212042360909
Angular difference between the analysis and refined position is 1.002280 arcmin
Partial Coding Fraction: 0.5625 [ including projection effects ]
Duration
T90: 50.2880000472069 +/- 31.035039852921
Measured from: -31.6000000238419
to: 18.688000023365 [s; relative to TRIGTIME]
T50: 7.64800000190735 +/- 0.967040852280425
Measured from: 2.35199999809265
to: 10 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 7.93999999761581
to: 8.93999999761581 [s; relative to TRIGTIME]
Total Fluence
Measured from: -35.6800000071526
to: 27.9520000219345 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.950069 1.180391 0.669669 0.110614
0.051474 0.053116 0.046011 0.038417 [error]
Peak 0.097523 0.144923 0.088065 0.017322
0.007972 0.008607 0.007475 0.005305 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 63.632 -35.680 27.952
T90 50.288 -31.600 18.688
T50 7.648 2.352 10.000
Peak 1.000 7.940 8.940
====== 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: 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 -1.845 -0.102 0.101 - - - 2.97e-03 -1.82e-04 1.80e-04 58.680 57
CPL -1.218 -0.442 0.498 57.258 -9.441 29.947 6.43e-03 -2.66e-03 5.34e-03 52.570 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 -1.659 -0.124 0.122 - - - 2.31e-02 -1.76e-03 1.75e-03 60.780 57
CPL -1.194 -0.470 0.531 84.056 -23.322 905.078 4.04e-02 -1.70e-02 3.53e-02 57.910 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 3.34e-07 4.97e-07 5.54e-07 1.16e-06 1.74e-06 2.55e-06 erg/cm2
90%_error_low -2.91e-08 -2.75e-08 -4.58e-08 -1.88e-07 -1.07e-07 -2.33e-07 erg/cm2
90%_error_hi 2.98e-08 2.75e-08 4.60e-08 2.11e-07 1.08e-07 2.50e-07 erg/cm2
Peak flux PL 1.11e+00 1.02e+00 6.44e-01 6.25e-01 3.03e+00 3.40e+00 ph/cm2/s
90%_error_low -1.28e-01 -7.56e-02 -6.21e-02 -1.13e-01 -2.21e-01 -2.44e-01 ph/cm2/s
90%_error_hi 1.32e-01 7.53e-02 6.18e-02 1.26e-01 2.21e-01 2.44e-01 ph/cm2/s
Fluence CPL 3.06e-07 5.30e-07 5.56e-07 4.63e-07 1.64e-06 1.86e-06 erg/cm2
90%_error_low -3.51e-08 -3.56e-08 -5.07e-08 -2.04e-07 -1.24e-07 -2.41e-07 erg/cm2
90%_error_hi 3.54e-08 3.64e-08 5.02e-08 3.97e-07 1.25e-07 4.09e-07 erg/cm2
Peak flux CPL 1.03e+00 1.07e+00 6.66e-01 3.70e-01 2.98e+00 3.13e+00 ph/cm2/s
90%_error_low -1.50e-01 -9.09e-02 -6.81e-02 -1.53e-01 -2.28e-01 -2.83e-01 ph/cm2/s
90%_error_hi 1.53e-01 9.35e-02 6.93e-02 2.65e-01 2.28e-01 3.34e-01 ph/cm2/s
======================================================================
Special notes of this burst