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 GROUND-DETECTED GRB DATA PROCESSING REPORT
(This burst occurred during telescope slew)
Process Script Ver: batgrbproduct v2.46
Process Start Time: Mon Mar 23 00:10:38 EDT 2015
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB140414A
======================================================================
Trigger: 00084568 Segment: 002
BAT Trigger Time: 419148400.628
UTC: 2014-04-14T06:06:28.744 [includes UTCF correction]
Where From?: Ground analysis (best_duration.txt)
NOTE: BAT trigger time for ground-detected burst during slew is the T100 start time.
Refined Position: [ source = BAT mosaic image ]
RA: 195.334779671725 Dec: 56.911610323343 [deg; J2000]
{ 13h 01m 20.3s , +56d 54' 41.8" }
+/- 1.74669840158 [arcmin] (estimated 90% radius based on SNR)
SNR: 13.7135405058
Angular difference between the analysis and refined position is Usage: arcmin
Partial Coding Fraction: Unavailable because the burst occurred during slew.
Duration
T90: 0.495999932289124 +/- 0.0683520568627649
Measured from: 0.016
to: 0.512 [s; relative to TRIGTIME]
T50: 0.263999938964844 +/- 0.0582408661455224
Measured from: 0.192
to: 0.456 [s; relative to TRIGTIME]
====== Table of the duration information =============================
Value tstart tstop
T100 0.532 0.000 0.532
T90 0.496 0.016 0.512
T50 0.264 0.192 0.456
Peak 1.000 -0.234 0.766
====== 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 -0.667 -0.161 0.168 - - - 1.88e-02 -1.82e-03 1.80e-03 63.200 57
CPL -0.530 -0.420 0.683 664.065 -664.065 -664.065 2.15e-02 -3.88e-03 1.84e-02 63.050 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 -0.820 -0.195 0.203 - - - 1.04e-02 -1.17e-03 1.16e-03 60.830 57
CPL -0.678 -0.233 0.832 547.082 -547.082 -547.082 1.19e-02 -2.49e-03 1.45e-02 60.730 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 5.90e-09 1.82e-08 4.58e-08 3.27e-07 1.24e-07 3.97e-07 erg/cm2
90%_error_low -1.17e-09 -2.25e-09 -4.29e-09 -6.77e-08 -1.20e-08 -6.98e-08 erg/cm2
90%_error_hi 1.27e-09 2.21e-09 4.27e-09 8.05e-08 1.21e-08 8.14e-08 erg/cm2
Peak flux PL 2.23e-01 3.37e-01 3.82e-01 8.24e-01 1.19e+00 1.77e+00 ph/cm2/s
90%_error_low -5.15e-02 -4.94e-02 -4.46e-02 -1.96e-01 -1.32e-01 -2.25e-01 ph/cm2/s
90%_error_hi 5.61e-02 4.85e-02 4.42e-02 2.36e-01 1.32e-01 2.40e-01 ph/cm2/s
Fluence CPL 5.67e-09 1.83e-08 4.66e-08 2.75e-07 1.24e-07 3.44e-07 erg/cm2
90%_error_low -1.52e-09 -2.28e-09 -4.94e-09 -1.44e-07 -1.24e-08 -1.42e-07 erg/cm2
90%_error_hi 1.27e-09 2.34e-09 5.57e-09 1.65e-07 1.21e-08 7.49e-08 erg/cm2
Peak flux CPL 2.15e-01 3.40e-01 3.89e-01 7.08e-01 1.18e+00 1.65e+00 ph/cm2/s
90%_error_low -6.56e-02 -5.08e-02 -5.01e-02 -3.69e-01 -1.36e-01 -3.98e-01 ph/cm2/s
90%_error_hi 5.47e-02 5.17e-02 5.69e-02 1.78e-01 1.35e-01 3.32e-01 ph/cm2/s
======================================================================
Special notes of this burst