====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time: Fri Jan 17 19:59:31 EST 2014 Host Name: batevent1 Current Working Dir: /local/data/batevent/batevent_reproc/trigger412081 ====================================================================== Trigger: 00412081 Segment: 000 BAT Trigger Time: 287676447.552 [s; MET] Trigger Stop: 287676448.064 [s; MET] UTC: 2010-02-12T14:07:22.028320 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 356.46191166072 Dec: 49.4973281295149 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 14.49 Image Trigger?: NO Rate S/N Ratio: 28.4077454226836 [ if not an image trigger ] Image S/N Ratio: 14.49 Analysis Position: [ source = BAT ] RA: 356.46191166072 Dec: 49.4973281295149 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 356.468407357116 Dec: 49.4879627632955 [deg; J2000] { 23h 45m 52.4s , +49d 29' 16.7" } +/- 1.80016509565804 [arcmin] (estimated 90% radius based on SNR) +/- 0.673007133645447 [arcmin] (formal 1-sigma fit error) SNR: 13.1336812058078 Angular difference between the analysis and refined position is 0.616315 arcmin Partial Coding Fraction: 0.8671875 [ including projection effects ] Duration T90: 163.763999938965 +/- 13.3436019227038 Measured from: -38.2919999957085 to: 125.471999943256 [s; relative to TRIGTIME] T50: 82.1039999723434 +/- 25.1611751903544 Measured from: -0.199999988079071 to: 81.9039999842644 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: -0.339999973773956 to: 0.660000026226044 [s; relative to TRIGTIME] Total Fluence Measured from: -44.1159999966621 to: 134.051999986172 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 1.010014 0.967388 0.348640 0.100529 0.069203 0.073232 0.070118 0.074914 [error] Peak 0.070471 0.097282 0.086107 0.009130 0.006360 0.007013 0.006822 0.006281 [error] [ fluence units of on-axis counts / fully illuminated detector ] ====================================================================== ====== Table of the duration information ============================= Value tstart tstop T100 178.168 -44.116 134.052 T90 163.764 -38.292 125.472 T50 82.104 -0.200 81.904 Peak 1.000 -0.340 0.660 ====== 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 -2.240 -0.199 0.187 - - - 6.78e-04 -9.42e-05 9.33e-05 58.280 57 CPL -2.224 -0.468 0.172 9999.360 N/A N/A 6.89e-04 N/A N/A 58.330 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 -1.284 -0.141 0.140 - - - 1.81e-02 -1.41e-03 1.41e-03 77.380 57 CPL -1.114 -0.293 0.548 273.377 -273.377 -273.377 2.19e-02 -5.03e-03 1.77e-02 77.040 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 3.11e-07 3.65e-07 3.09e-07 4.43e-07 1.14e-06 1.43e-06 erg/cm2 90%_error_low -3.62e-08 -3.54e-08 -5.78e-08 -1.42e-07 -1.31e-07 -2.20e-07 erg/cm2 90%_error_hi 3.67e-08 3.50e-08 6.09e-08 1.84e-07 1.36e-07 2.54e-07 erg/cm2 Peak flux PL 6.06e-01 6.93e-01 5.69e-01 7.83e-01 2.15e+00 2.65e+00 ph/cm2/s 90%_error_low -8.38e-02 -5.89e-02 -5.59e-02 -1.52e-01 -1.66e-01 -2.19e-01 ph/cm2/s 90%_error_hi 8.77e-02 5.83e-02 5.54e-02 1.74e-01 1.66e-01 2.24e-01 ph/cm2/s Fluence CPL 2.98e-07 3.98e-07 2.62e-07 8.42e-08 1.02e-06 1.04e-06 erg/cm2 90%_error_low -3.95e-08 -4.70e-08 -8.34e-08 -6.74e-08 -1.44e-07 -1.63e-07 erg/cm2 90%_error_hi 3.94e-08 4.81e-08 7.95e-08 2.81e-07 1.71e-07 3.47e-07 erg/cm2 Peak flux CPL 5.85e-01 7.02e-01 5.78e-01 6.39e-01 2.13e+00 2.50e+00 ph/cm2/s 90%_error_low -1.03e-01 -6.43e-02 -6.07e-02 -2.81e-01 -1.75e-01 -3.43e-01 ph/cm2/s 90%_error_hi 1.02e-01 6.60e-02 6.28e-02 2.04e-01 1.74e-01 3.44e-01 ph/cm2/s ======================================================================
# RAcent DECcent POSerr Theta Phi Peak Cts SNR Name 356.4684 49.4880 0.0146 15.5643 -102.3370 1.2339771 13.134 TRIG_00412081 Foreground time interval of the image: -44.116 10.149 (delta_t = 54.265 [sec]) Background time interval of the image: -314.851 -44.116 (delta_t = 270.735 [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 -44.116 sec. to 134.052 sec. Spectral model in power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -2.24049 ( -0.198631 0.186806 ) Norm@50keV : 6.78370E-04 ( -9.42176e-05 9.32692e-05 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 58.28 using 59 PHA bins. # Reduced chi-squared = 1.022 for 57 degrees of freedom # Null hypothesis probability = 4.279677e-01 Photon flux (15-150 keV) in 178.2 sec: 0.114764 ( -0.010173 0.010173 ) ph/cm2/s Energy fluence (15-150 keV) : 1.14371e-06 ( -1.30695e-07 1.3569e-07 ) ergs/cm2
Time interval is from -44.116 sec. to 134.052 sec. Spectral model in the cutoff power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -2.22401 ( -0.467269 0.172404 ) Epeak [keV] : 9999.36 ( ) Norm@50keV : 6.88675E-04 ( ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 58.31 using 59 PHA bins. # Reduced chi-squared = 1.041 for 56 degrees of freedom # Null hypothesis probability = 3.904601e-01 Photon flux (15-150 keV) in 178.2 sec: 0.110516 ( -0.0106661 0.01082 ) ph/cm2/s Energy fluence (15-150 keV) : 1.02037e-06 ( -1.4404e-07 1.70948e-07 ) ergs/cm2
Time interval is from -0.340 sec. to 0.660 sec. Spectral model in power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.28417 ( -0.140579 0.139866 ) Norm@50keV : 1.80901E-02 ( -0.00140991 0.00140607 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 77.38 using 59 PHA bins. # Reduced chi-squared = 1.358 for 57 degrees of freedom # Null hypothesis probability = 3.752043e-02 Photon flux (15-150 keV) in 1 sec: 2.15205 ( -0.16624 0.16637 ) ph/cm2/s Energy fluence (15-150 keV) : 1.79486e-07 ( -1.62071e-08 1.6394e-08 ) ergs/cm2
Time interval is from -0.340 sec. to 0.660 sec. Spectral model in the cutoff power-law: ------------------------------------------------------------ Parameters : value lower 90% higher 90% Photon index: -1.11426 ( -0.292874 0.548147 ) Epeak [keV] : 273.377 ( -273.358 -273.358 ) Norm@50keV : 2.18717E-02 ( -0.00502682 0.0176836 ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 77.04 using 59 PHA bins. # Reduced chi-squared = 1.376 for 56 degrees of freedom # Null hypothesis probability = 3.258107e-02 Photon flux (15-150 keV) in 1 sec: 2.13387 ( -0.17456 0.17405 ) ph/cm2/s Energy fluence (15-150 keV) : 1.77129e-07 ( -1.77761e-08 1.76132e-08 ) ergs/cm2
T90 = 163.764 sec. Hardness ratio (energy fluence ratio) = 0.846506154593
S(15-50 keV) = 6.762016e-07 S(50-150 keV) = 4.675273e-07
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 = -5.951191007813444E-02, IMY = 2.721016923148862E-01
Time interval of the image: -314.851400 -44.116000 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 299.6120 35.1855 0.7 48.7 -39.8 13.9939 17.8 1.4 Cyg X-1 308.1725 40.9607 2.6 40.2 -43.2 1.8318 4.5 2.9 Cyg X-3 326.1173 38.2998 7.4 35.0 -64.8 0.6612 1.6 2.9 Cyg X-2 341.4732 65.4911 3.1 10.6 -18.3 0.7610 3.7 ------ UNKNOWN 28.4554 32.1514 2.3 34.8 -160.8 1.2442 5.0 ------ UNKNOWN 38.0285 18.3084 2.9 50.6 -167.0 2.2049 3.9 ------ UNKNOWN 358.6502 41.7394 2.5 22.8 -111.9 1.1537 4.6 ------ UNKNOWN 11.9618 31.2684 2.2 33.1 -135.7 1.5499 5.3 ------ UNKNOWN
Time interval of the image: -44.116000 10.148600 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 299.5788 35.2976 6.3 48.7 -39.7 0.4804 1.8 5.8 Cyg X-1 308.1729 40.8431 7.2 40.3 -43.4 0.2475 1.6 7.2 Cyg X-3 326.0925 38.1837 5.6 35.1 -64.8 -0.3227 -2.1 9.1 Cyg X-2 220.6416 64.7796 2.0 48.7 34.6 2.2931 5.7 ------ UNKNOWN 356.4684 49.4880 0.9 15.6 -102.3 1.2340 13.1 ------ UNKNOWN 31.5200 18.2252 2.1 49.0 -159.2 1.0203 5.6 ------ UNKNOWN
Time interval of the image: 47.148600 842.504400 # RAcent DECcent POSerr Theta Phi PeakCts SNR AngSep Name # [deg] [deg] ['] [deg] [deg] ['] 299.5893 35.2025 0.2 43.2 -28.8 41.9152 47.6 0.1 Cyg X-1 308.1356 40.9828 1.3 34.4 -27.2 5.8397 9.0 2.1 Cyg X-3 326.1286 38.4773 4.6 24.2 -47.2 1.4803 2.5 9.6 Cyg X-2 57.0597 34.4430 3.1 46.1 143.6 5.9197 3.7 ------ UNKNOWN 33.0249 27.6551 3.1 35.4 172.8 2.8736 3.8 ------ UNKNOWN 276.3664 49.0602 3.1 49.6 0.4 4.4372 3.8 ------ UNKNOWN 35.7106 14.9459 2.6 47.0 -178.4 4.2874 4.4 ------ UNKNOWN 348.7430 23.9179 3.2 26.3 -105.6 2.1896 3.6 ------ UNKNOWN 341.9980 26.3055 3.2 25.8 -90.7 2.4330 3.5 ------ UNKNOWN