====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time: Wed Jun 10 20:43:55 EDT 2015 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger537195 ====================================================================== Trigger: 00537195 Segment: 000 BAT Trigger Time: 373416640.512 [s; MET] Trigger Stop: 373416641.536 [s; MET] UTC: 2012-10-31T22:50:30.689560 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 170.770786767707 Dec: -3.51064886408243 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 15.07 Image Trigger?: NO Rate S/N Ratio: 35.5246393366632 [ if not an image trigger ] Image S/N Ratio: 15.07 Analysis Position: [ source = BAT ] RA: 170.770786767707 Dec: -3.51064886408243 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 170.776082247814 Dec: -3.51721591786905 [deg; J2000] { 11h 23m 06.3s , -03d 31' 02.0" } +/- 0.970286926301917 [arcmin] (estimated 90% radius based on SNR) +/- 0.34703749028974 [arcmin] (formal 1-sigma fit error) SNR: 31.7564837492592 Angular difference between the analysis and refined position is 0.505793 arcmin Partial Coding Fraction: 1.015625 [ including projection effects ] Duration T90: 226.199999928474 +/- 19.3833181453972 Measured from: -198.367999911308 to: 27.8320000171661 [s; relative to TRIGTIME] T50: 195.799999952316 +/- 1.58267115966089 Measured from: -187.76399987936 to: 8.03600007295609 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: -190.72000002861 to: -189.72000002861 [s; relative to TRIGTIME] Total Fluence Measured from: -209.004000008106 to: 98.3079999685287 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 3.580615 4.946582 3.608098 0.903695 0.101215 0.105918 0.095253 0.085569 [error] Peak 0.069822 0.099456 0.112613 0.047212 0.007746 0.008811 0.008952 0.007105 [error] [ fluence units of on-axis counts / fully illuminated detector ] ====================================================================== ====== Table of the duration information ============================= Value tstart tstop T100 307.312 -209.004 98.308 T90 226.200 -198.368 27.832 T50 195.800 -187.764 8.036 Peak 1.000 -190.720 -189.720 ====== 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 -1.514 -0.054 0.054 - - - 2.73e-03 -7.55e-05 7.55e-05 40.990 57 CPL -1.426 -0.119 0.218 347.027 -347.027 -347.027 3.00e-03 -3.33e-04 7.77e-04 40.490 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 -1.057 -0.151 0.153 - - - 2.19e-02 -1.81e-03 1.81e-03 42.540 57 CPL -1.003 -0.207 0.362 959.041 -959.041 -959.041 2.33e-02 -3.09e-03 9.07e-03 42.810 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 1.09e-06 1.98e-06 2.77e-06 8.12e-06 7.95e-06 1.40e-05 erg/cm2 90%_error_low -5.95e-08 -6.20e-08 -9.88e-08 -6.50e-07 -2.36e-07 -7.07e-07 erg/cm2 90%_error_hi 6.08e-08 6.18e-08 9.86e-08 6.90e-07 2.37e-07 7.39e-07 erg/cm2 Peak flux PL 5.90e-01 7.74e-01 7.43e-01 1.27e+00 2.53e+00 3.38e+00 ph/cm2/s 90%_error_low -9.73e-02 -7.84e-02 -7.14e-02 -2.50e-01 -2.13e-01 -3.12e-01 ph/cm2/s 90%_error_hi 1.03e-01 7.72e-02 7.05e-02 2.88e-01 2.13e-01 3.22e-01 ph/cm2/s Fluence CPL 1.06e-06 1.99e-06 2.79e-06 7.13e-06 7.89e-06 1.30e-05 erg/cm2 90%_error_low -7.68e-08 -6.47e-08 -1.05e-07 -1.86e-06 -2.75e-07 -1.88e-06 erg/cm2 90%_error_hi 6.41e-08 6.78e-08 1.06e-07 1.15e-06 2.72e-07 1.22e-06 erg/cm2 Peak flux CPL 5.97e-01 7.74e-01 7.42e-01 1.34e+00 2.54e+00 3.37e+00 ph/cm2/s 90%_error_low N/A -7.87e-02 -6.98e-02 -5.19e-01 -2.22e-01 -4.80e-01 ph/cm2/s 90%_error_hi N/A 7.74e-02 7.56e-02 6.23e-02 2.04e-01 3.00e-01 ph/cm2/s ======================================================================
# RAcent DECcent POSerr Theta Phi Peak Cts SNR Name 170.7761 -3.5172 0.0061 4.6259 -31.7937 4.9931852 31.756 TRIG_00537195 Foreground time interval of the image: -152.211 15.389 (delta_t = 167.600 [sec]) Background time interval of the image:
Note: The mask-weighted lightcurves have units of either count/det or counts/sec/det, where a det is 0.4 x 0.4 = 0.16 sq cm.
Time interval is from -209.004 sec. to 98.308 sec. Spectral model in power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.51396 ( -0.054271 0.05421 ) Norm@50keV : 2.73177E-03 ( -7.55408e-05 7.55037e-05 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 40.99 using 59 PHA bins. # Reduced chi-squared = 0.7192 for 57 degrees of freedom # Null hypothesis probability = 9.456494e-01 Photon flux (15-150 keV) in 307.3 sec: 0.342336 ( -0.010269 0.0103 ) ph/cm2/s Energy fluence (15-150 keV) : 7.94681e-06 ( -2.36131e-07 2.36757e-07 ) ergs/cm2
Time interval is from -209.004 sec. to 98.308 sec. Spectral model in the cutoff power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.42644 ( -0.119048 0.217727 ) Epeak [keV] : 347.027 ( -347.965 -347.965 ) Norm@50keV : 3.00412E-03 ( -0.000331884 0.000777682 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 40.49 using 59 PHA bins. # Reduced chi-squared = 0.7231 for 56 degrees of freedom # Null hypothesis probability = 9.409896e-01 Photon flux (15-150 keV) in 307.3 sec: 0.340021 ( -0.011587 0.011566 ) ph/cm2/s Energy fluence (15-150 keV) : 7.88811e-06 ( -2.74646e-07 2.71555e-07 ) ergs/cm2
Time interval is from -190.720 sec. to -189.720 sec. Spectral model in power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.05748 ( -0.150812 0.152917 ) Norm@50keV : 2.18813E-02 ( -0.00181142 0.00181036 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 42.54 using 59 PHA bins. # Reduced chi-squared = 0.7463 for 57 degrees of freedom # Null hypothesis probability = 9.230118e-01 Photon flux (15-150 keV) in 1 sec: 2.52866 ( -0.21275 0.2131 ) ph/cm2/s Energy fluence (15-150 keV) : 2.32001e-07 ( -2.18459e-08 2.20144e-08 ) ergs/cm2
Time interval is from -190.720 sec. to -189.720 sec. Spectral model in the cutoff power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.05224 ( -0.207665 0.361341 ) Epeak [keV] : 9999.33 ( -9999.34 -9999.34 ) Norm@50keV : 2.20044E-02 ( -0.00181827 0.0103387 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 42.56 using 59 PHA bins. # Reduced chi-squared = 0.7600 for 56 degrees of freedom # Null hypothesis probability = 9.072788e-01 Photon flux (15-150 keV) in 1 sec: 2.53747 ( -0.22221 0.20362 ) ph/cm2/s Energy fluence (15-150 keV) : 2.32697e-07 ( -2.63776e-08 1.47203e-08 ) ergs/cm2
T90 = N/A sec. Hardness ratio (energy fluence ratio) = N/A
S(15-50 keV) = N/A S(50-150 keV) = N/A
The dash-dotted line and the dashed line traces the fluences calculated from the Band function with Epeak = 15 and 150 keV, respectively. Both lines assume a canonical values of alpha = -1 and beta = -2.5.
IMX = 6.877185746185352E-02, IMY = 4.262995032197137E-02
Time interval of the image:
Time interval of the image: -152.211400 15.388600 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 135.5379 -40.4936 4.2 52.5 3.1 1.3168 2.7 3.7 Vela X-1 204.5152 47.6410 2.3 55.0 176.8 3.8321 5.1 ------ UNKNOWN 170.7761 -3.5172 0.4 4.6 -31.8 4.9920 31.7 ------ UNKNOWN 155.9854 -40.7135 2.6 43.9 -14.4 1.0894 4.4 ------ UNKNOWN 204.0446 13.2795 2.8 35.2 -142.2 0.9182 4.1 ------ UNKNOWN
Time interval of the image: 48.588590 139.208000 140.488000 962.629900 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 135.5564 -40.4534 7.3 48.7 19.2 2.1142 1.6 6.2 Vela X-1 170.3344 -60.6319 4.2 57.1 -16.3 6.1096 2.8 0.8 Cen X-3 188.6840 42.9630 2.6 49.2 -179.2 4.9591 4.5 ------ UNKNOWN 194.7679 40.4368 3.1 49.2 -172.4 4.3928 3.8 ------ UNKNOWN 185.1682 -9.7991 2.9 15.6 -82.2 1.9960 4.0 ------ UNKNOWN 213.5446 40.2877 5.2 58.7 -159.2 10.1938 2.2 ------ UNKNOWN 211.9942 -7.7374 5.2 41.2 -98.8 7.6803 2.2 ------ UNKNOWN