====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.48 Process Start Time: Mon Oct 24 00:36:20 EDT 2022 Host Name: batproc1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1070157 ====================================================================== Trigger: 01070157 Segment: 000 BAT Trigger Time: 651471029.248 [s; MET] Trigger Stop: 651471033.344 [s; MET] UTC: 2021-08-24T04:10:01.645220 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 232.132177220809 Dec: 11.1352220237674 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 11.96 Image Trigger?: NO Rate S/N Ratio: 14.0356688476182 [ if not an image trigger ] Image S/N Ratio: 11.96 Analysis Position: [ source = BAT ] RA: 232.132177220809 Dec: 11.1352220237674 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 232.11208509043 Dec: 11.1697401317395 [deg; J2000] { 15h 28m 26.9s , +11d 10' 11.1" } +/- 1.24663814299732 [arcmin] (estimated 90% radius based on SNR) +/- 0.479043336749218 [arcmin] (formal 1-sigma fit error) SNR: 22.1996621271105 Angular difference between the analysis and refined position is 2.385021 arcmin Partial Coding Fraction: 0.6015625 [ including projection effects ] Duration T90: 77.6319998502731 +/- 16.6819471971961 Measured from: -6.99199998378754 to: 70.6399998664856 [s; relative to TRIGTIME] T50: 25.9199998378754 +/- 9.66463573495682 Measured from: 3.05599999427795 to: 28.9759998321533 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: 0.924000024795532 to: 1.92400002479553 [s; relative to TRIGTIME] Total Fluence Measured from: -12.8799999952316 to: 100.016000032425 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 0.921986 1.175692 0.852342 0.280992 0.090984 0.094056 0.083501 0.072992 [error] Peak 0.036666 0.050711 0.058430 0.023236 0.008466 0.009500 0.008343 0.007701 [error] [ fluence units of on-axis counts / fully illuminated detector ] ====================================================================== ====== Table of the duration information ============================= Value tstart tstop T100 112.896 -12.880 100.016 T90 77.632 -6.992 70.640 T50 25.920 3.056 28.976 Peak 1.000 0.924 1.924 ====== 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: 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 -1.483 -0.152 0.151 - - - 1.83e-03 -1.65e-04 1.64e-04 46.970 57 CPL -1.158 -0.404 0.676 123.105 -55.091 -123.105 2.72e-03 -1.02e-03 3.39e-03 46.110 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 -1.026 -0.318 0.339 - - - 1.06e-02 -1.80e-03 1.78e-03 52.670 57 CPL -1.032 -0.308 0.353 9999.360 -9999.360 -9999.360 1.07e-02 -1.77e-03 9.97e-03 52.690 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 2.59e-07 4.82e-07 6.90e-07 2.09e-06 1.96e-06 3.52e-06 erg/cm2 90%_error_low -3.73e-08 -4.37e-08 -8.12e-08 -4.76e-07 -1.95e-07 -5.50e-07 erg/cm2 90%_error_hi 3.85e-08 4.35e-08 8.10e-08 5.67e-07 1.98e-07 6.24e-07 erg/cm2 Peak flux PL 2.78e-01 3.72e-01 3.65e-01 6.44e-01 1.23e+00 1.66e+00 ph/cm2/s 90%_error_low -9.75e-02 -8.30e-02 -6.82e-02 -2.37e-01 -2.11e-01 -2.98e-01 ph/cm2/s 90%_error_hi 1.10e-01 7.94e-02 6.66e-02 3.25e-01 2.12e-01 3.19e-01 ph/cm2/s Fluence CPL 2.48e-07 5.01e-07 6.98e-07 1.22e-06 1.90e-06 2.66e-06 erg/cm2 90%_error_low -4.28e-08 -5.51e-08 -8.55e-08 -7.24e-07 -2.27e-07 -7.57e-07 erg/cm2 90%_error_hi 4.31e-08 5.73e-08 8.66e-08 1.02e-06 2.26e-07 1.09e-06 erg/cm2 Peak flux CPL 2.79e-01 3.72e-01 3.66e-01 6.40e-01 1.23e+00 1.74e+00 ph/cm2/s 90%_error_low N/A -8.31e-02 N/A N/A -2.12e-01 -4.82e-01 ph/cm2/s 90%_error_hi N/A 7.94e-02 N/A N/A 2.12e-01 1.95e-01 ph/cm2/s ======================================================================
# RAcent DECcent POSerr Theta Phi Peak Cts SNR Name 232.1121 11.1697 0.0087 22.5397 81.1883 2.7260442 22.200 TRIG_01070157 Foreground time interval of the image: -12.880 32.653 (delta_t = 45.533 [sec]) Background time interval of the image: -239.248 -12.880 (delta_t = 226.368 [sec])
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 -12.880 sec. to 100.016 sec. Spectral model in power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.48252 ( -0.151939 0.151333 ) Norm@50keV : 1.82886E-03 ( -0.000165379 0.000164466 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared 46.97 using 59 bins. Reduced chi-squared = 0.824035 # Null hypothesis probability of 8.26e-01 with 57 degrees of freedom Photon flux (15-150 keV) in 112.9 sec: 0.227263 ( -0.020063 0.02008 ) ph/cm2/s Energy fluence (15-150 keV) : 1.96473e-06 ( -1.95258e-07 1.97609e-07 ) ergs/cm2
Time interval is from -12.880 sec. to 100.016 sec. Spectral model in the cutoff power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.158 ( -0.404282 0.676487 ) Epeak [keV] : 123.105 ( -55.1353 -123.149 ) Norm@50keV : 2.71842E-03 ( -0.00101955 0.00339179 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared 46.11 using 59 bins. Reduced chi-squared = 0.823393 # Null hypothesis probability of 8.24e-01 with 56 degrees of freedom Photon flux (15-150 keV) in 112.9 sec: 0.224256 ( -0.020904 0.020809 ) ph/cm2/s Energy fluence (15-150 keV) : 1.90355e-06 ( -2.26972e-07 2.25686e-07 ) ergs/cm2
Time interval is from 0.924 sec. to 1.924 sec. Spectral model in power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.02566 ( -0.318031 0.33856 ) Norm@50keV : 1.06391E-02 ( -0.00179552 0.00178066 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared 52.67 using 59 bins. Reduced chi-squared = 0.924035 # Null hypothesis probability of 6.38e-01 with 57 degrees of freedom Photon flux (15-150 keV) in 1 sec: 1.22670 ( -0.21148 0.21219 ) ph/cm2/s Energy fluence (15-150 keV) : 1.1403e-07 ( -2.08742e-08 2.10746e-08 ) ergs/cm2
Time interval is from 0.924 sec. to 1.924 sec. Spectral model in the cutoff power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.03203 ( -0.309207 0.352536 ) Epeak [keV] : 9999.36 ( -9999.36 -9999.36 ) Norm@50keV : 1.07101E-02 ( -0.00177265 0.00997529 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared 52.69 using 59 bins. Reduced chi-squared = 0.940893 # Null hypothesis probability of 6.01e-01 with 56 degrees of freedom Photon flux (15-150 keV) in 1 sec: 1.22646 ( -0.21156 0.21208 ) ph/cm2/s Energy fluence (15-150 keV) : 1.14525e-07 ( 0 0 ) 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 = 6.357669069512054E-02, IMY = -4.101261862489640E-01
Time interval of the image: -239.248000 -12.880000 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 254.4338 35.2019 10.5 47.9 46.6 -1.1790 -1.1 8.5 Her X-1 214.2745 -41.8131 2.9 52.5 170.4 2.9341 3.9 ------ UNKNOWN 207.7517 -36.7888 2.8 47.3 176.7 2.4347 4.1 ------ UNKNOWN 187.0102 -40.8221 2.5 55.2 -164.5 3.4845 4.6 ------ UNKNOWN 168.8244 -10.6683 2.5 45.3 -121.4 4.6593 4.5 ------ UNKNOWN
Time interval of the image: -12.880000 32.652600 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 254.3326 35.4610 69.8 47.9 46.3 0.0742 0.2 9.4 Her X-1 232.1121 11.1698 0.5 22.5 81.2 2.7260 22.2 ------ UNKNOWN 230.1933 28.4142 1.9 26.7 39.9 0.7183 6.0 ------ UNKNOWN 229.4525 62.7041 2.8 54.3 6.5 1.3651 4.1 ------ UNKNOWN 180.9339 2.2447 2.3 29.2 -109.2 0.6677 4.9 ------ UNKNOWN 168.8473 -11.5161 2.0 45.7 -122.5 2.3465 6.0 ------ UNKNOWN
Time interval of the image: 181.252600 193.652610 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 299.6717 35.1715 2.5 48.6 144.8 0.8624 4.6 4.4 Cyg X-1 308.0879 40.9613 633.6 40.1 141.5 0.0020 0.0 1.1 Cyg X-3 325.9914 38.4240 4.9 34.9 120.1 -0.2079 -2.4 10.5 Cyg X-2 46.2453 17.4499 2.7 54.0 8.7 0.6831 4.2 ------ UNKNOWN 250.6698 50.2747 2.4 55.0 -166.6 0.6855 4.8 ------ UNKNOWN