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 Jun 8 19:02:52 EDT 2015
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger601646
======================================================================
Trigger: 00601646 Segment: 000
BAT Trigger Time: 424400712 [s; MET]
Trigger Stop: 424400776 [s; MET]
UTC: 2014-06-14T01:04:59.863980 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 231.231943297946 Dec: -79.0949444262299 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 10.09
Image Trigger?: YES
Rate S/N Ratio: 0 [ if not an image trigger ]
Image S/N Ratio: 10.09
Analysis Position: [ source = BAT ]
RA: 231.231943297946 Dec: -79.0949444262299 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 231.202561740872 Dec: -79.115805193322 [deg; J2000]
{ 15h 24m 48.6s , -79d 06' 56.9" }
+/- 2.36554660928276 [arcmin] (estimated 90% radius based on SNR)
+/- 1.02379070569814 [arcmin] (formal 1-sigma fit error)
SNR: 8.89058849547418
Angular difference between the analysis and refined position is 1.295236 arcmin
Partial Coding Fraction: 0.9765625 [ including projection effects ]
Duration
T90: 77.3919999599457 +/- 15.8909127857189
Measured from: 10.4160000085831
to: 87.8079999685287 [s; relative to TRIGTIME]
T50: 37.2399999499321 +/- 10.0319738298158
Measured from: 36.6560000181198
to: 73.8959999680519 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 53.1200000047684
to: 54.1200000047684 [s; relative to TRIGTIME]
Total Fluence
Measured from: -4.46399998664856
to: 92.3560000061989 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.486922 0.639116 0.481830 0.167918
0.055349 0.057172 0.050689 0.045662 [error]
Peak 0.018920 0.004930 0.020576 0.014926
0.005632 0.005769 0.005314 0.004542 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 96.820 -4.464 92.356
T90 77.392 10.416 87.808
T50 37.240 36.656 73.896
Peak 1.000 53.120 54.120
====== 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 -1.497 -0.180 0.178 - - - 1.13e-03 -1.14e-04 1.13e-04 55.360 57
CPL -1.424 -0.934 0.618 389.691 -389.691 -389.691 1.23e-03 -7.75e-04 1.25e-03 55.410 56
=== 1-s peak spectral analysis ===
(Best model with acceptable fit: N/A)
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 -0.775 -0.944 1.359 - - - 2.82e-03 -1.62e-03 1.12e-03 62.500 57
CPL -0.873 0.873 0.993 9999.360 N/A N/A 2.90e-03 N/A N/A 62.550 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 1.39e-07 2.55e-07 3.62e-07 1.08e-06 1.03e-06 1.84e-06 erg/cm2
90%_error_low -2.23e-08 -2.52e-08 -4.96e-08 -2.88e-07 -1.17e-07 -3.32e-07 erg/cm2
90%_error_hi 2.33e-08 2.51e-08 4.94e-08 3.54e-07 1.19e-07 3.88e-07 erg/cm2
Peak flux PL 5.79e-02 9.02e-02 1.06e-01 2.40e-01 3.24e-01 4.93e-01 ph/cm2/s
90%_error_low -5.07e-02 -9.02e-02 -4.49e-02 -1.80e-01 -3.24e-01 -2.01e-01 ph/cm2/s
90%_error_hi 8.26e-02 5.41e-02 3.92e-02 5.44e-01 1.31e-01 1.16e+00 ph/cm2/s
Fluence CPL 1.39e-07 2.55e-07 3.62e-07 1.08e-06 1.04e-06 1.70e-06 erg/cm2
90%_error_low -2.65e-08 -2.46e-08 -4.09e-08 -7.03e-07 -1.34e-07 -5.79e-07 erg/cm2
90%_error_hi 1.77e-08 3.08e-08 5.19e-08 1.96e-07 9.24e-08 2.33e-07 erg/cm2
Peak flux CPL 5.83e-02 3.82e-02 1.71e-02 1.25e-02 1.19e-01 1.26e-01 ph/cm2/s
90%_error_low -5.83e-02 -3.82e-02 -1.71e-02 -1.25e-02 N/A N/A ph/cm2/s
90%_error_hi 8.76e-02 5.97e-02 3.09e-02 3.26e-02 N/A N/A ph/cm2/s
======================================================================
Special notes of this burst