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 18:37:06 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger507185
======================================================================
Trigger: 00507185 Segment: 000
BAT Trigger Time: 342319831.552 [s; MET]
Trigger Stop: 342319832.576 [s; MET]
UTC: 2011-11-07T00:50:24.005480 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 129.483957089502 Dec: -66.5062128673647 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 8.26
Image Trigger?: NO
Rate S/N Ratio: 13.856406460551 [ if not an image trigger ]
Image S/N Ratio: 8.26
Analysis Position: [ source = BAT ]
RA: 129.483957089502 Dec: -66.5062128673647 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 129.485162907022 Dec: -66.5197154018901 [deg; J2000]
{ 08h 37m 56.4s , -66d 31' 11.0" }
+/- 1.15762095738858 [arcmin] (estimated 90% radius based on SNR)
+/- 0.365520213246293 [arcmin] (formal 1-sigma fit error)
SNR: 24.6779605066306
Angular difference between the analysis and refined position is 0.810665 arcmin
Partial Coding Fraction: 0.71875 [ including projection effects ]
Duration
T90: 31.0720000267029 +/- 7.15255476285363
Measured from: 0.76800000667572
to: 31.8400000333786 [s; relative to TRIGTIME]
T50: 11.0880000591278 +/- 2.66984338721389
Measured from: 3.15200001001358
to: 14.2400000691414 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 2.13200002908707
to: 3.13200002908707 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.0960000157356262
to: 37.4560000300407 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.424469 0.549489 0.400311 0.112398
0.037682 0.038448 0.033017 0.028420 [error]
Peak 0.036081 0.052270 0.055092 0.011930
0.006782 0.007235 0.006573 0.005240 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 37.552 -0.096 37.456
T90 31.072 0.768 31.840
T50 11.088 3.152 14.240
Peak 1.000 2.132 3.132
====== 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 -1.483 -0.145 0.144 - - - 2.55e-03 -2.00e-04 1.99e-04 60.320 57
CPL -1.480 -0.147 0.333 9999.360 -9999.360 -9999.360 2.56e-03 -2.01e-03 -1.14e-03 60.340 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 -1.104 -0.234 0.239 - - - 1.07e-02 -1.39e-03 1.38e-03 53.890 57
CPL -0.980 -0.341 0.835 473.544 -473.544 -473.544 1.21e-02 -1.21e-02 -8.49e-03 53.920 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 1.21e-07 2.24e-07 3.20e-07 9.68e-07 9.12e-07 1.63e-06 erg/cm2
90%_error_low -1.65e-08 -1.83e-08 -3.33e-08 -2.06e-07 -7.88e-08 -2.32e-07 erg/cm2
90%_error_hi 1.72e-08 1.82e-08 3.31e-08 2.42e-07 7.96e-08 2.61e-07 erg/cm2
Peak flux PL 3.01e-01 3.84e-01 3.57e-01 5.84e-01 1.24e+00 1.63e+00 ph/cm2/s
90%_error_low -7.68e-02 -6.20e-02 -5.26e-02 -1.69e-01 -1.65e-01 -2.25e-01 ph/cm2/s
90%_error_hi 8.39e-02 6.06e-02 5.18e-02 2.09e-01 1.66e-01 2.32e-01 ph/cm2/s
Fluence CPL 1.22e-07 2.22e-07 3.18e-07 1.03e-06 9.18e-07 1.58e-06 erg/cm2
90%_error_low N/A -2.16e-08 N/A -4.60e-07 -1.05e-07 -3.66e-07 erg/cm2
90%_error_hi N/A 1.26e-08 N/A 5.20e-08 9.54e-08 3.01e-07 erg/cm2
Peak flux CPL 3.02e-01 3.84e-01 3.58e-01 5.50e-01 1.24e+00 1.62e+00 ph/cm2/s
90%_error_low -1.02e-01 -6.05e-02 -5.24e-02 -3.06e-01 -1.74e-01 -3.97e-01 ph/cm2/s
90%_error_hi 5.89e-02 6.52e-02 6.47e-02 2.34e-01 1.65e-01 2.20e-01 ph/cm2/s
======================================================================
Special notes of this burst