XSPEC version: 12.8.2 Build Date/Time: Thu Jul 3 19:14:55 2014 XSPEC12>query no XSPEC12>lmod takagrb /local/data/bat1/prebascript/xspec_taka_lmodel Model package takagrb successfully loaded. XSPEC12>data 1:1 ../sw00147788000b_preslew.pha 1 spectrum in use Spectral Data File: ../sw00147788000b_preslew.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 4.581e-02 +/- 4.142e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 56.46 sec Using fit statistic: chi Using test statistic: chi No response loaded. ***Warning! One or more spectra are missing responses, and are not suitable for fit. XSPEC12>response 1 ../sw00147788000b_preslew.rsp Response successfully loaded. XSPEC12>ignore **-13.0 150.0-** 3 channels (1-3) ignored in spectrum # 1 18 channels (63-80) ignored in spectrum # 1 XSPEC12>model ngrbep Input parameter value, delta, min, bot, top, and max values for ... -1 0.01( 0.01) -10 -3 2 5 1:ngrbep:alpha> -0.98395 1.00000E-02 -10.000 -3.0000 2.0000 5.0000 -2 0.01( 0.02) -10 -5 2 10 2:ngrbep:beta> -2.50000 1.00000E-02 -10.000 -5.0000 2.0000 10.000 300 10( 3) 0.1 0.1 1000 10000 3:ngrbep:epeak> 80.000 10.000 0.10000 0.10000 1000.0 10000. 100 -0.01( 1) 0 0 1000 1000 4:ngrbep:enorm> 50.000 -1.00000E-02 0.0000 0.0000 1000.0 1000.0 1 0.01( 0.01) 0 0 1e+20 1e+24 5:ngrbep:norm> 1.000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24 ======================================================================== Model ngrbep<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 ngrbep alpha -0.983950 +/- 0.0 2 1 ngrbep beta -2.50000 +/- 0.0 3 1 ngrbep epeak keV 80.0000 +/- 0.0 4 1 ngrbep enorm keV 50.0000 frozen 5 1 ngrbep norm 1.00000 +/- 0.0 ________________________________________________________________________ Fit statistic : Chi-Squared = 5.115338e+06 using 59 PHA bins. Test statistic : Chi-Squared = 5.115338e+06 using 59 PHA bins. Reduced chi-squared = 93006.14 for 55 degrees of freedom Null hypothesis probability = 0.000000e+00 Current data and model not fit yet. XSPEC12>renorm Fit statistic : Chi-Squared = 104.97 using 59 PHA bins. Test statistic : Chi-Squared = 104.97 using 59 PHA bins. Reduced chi-squared = 1.9086 for 55 degrees of freedom Null hypothesis probability = 5.726520e-05 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:alpha 2:beta 3:epeak 5:norm 90.5255 3.76484 0 -0.971181 -1.13744 82.1115 0.00614602 71.5692 3584.38 0 -0.934683 -1.14459 55.2888 0.00581209 67.7617 642.311 -1 -0.890881 -1.03883 35.4286 0.00537385 66.9182 286.137 -1 -0.875503 -1.00227 26.2461 0.00516778 66.5849 50.9973 -1 -0.867519 -0.979917 21.3842 0.00504640 66.3994 33.6297 -1 -0.862124 -0.964736 18.0362 0.00495762 66.2837 22.0246 -1 -0.858177 -0.953536 15.5953 0.00488877 66.2061 16.3726 -1 -0.855128 -0.944851 13.7330 0.00483310 66.1976 12.9773 0 -0.854789 -0.943761 13.5488 0.00482729 ================================================== Variances and Principal Axes 1 2 3 5 9.9225E-08| -0.0171 0.0166 0.0000 0.9997 6.9892E+08| -0.9999 0.0000 -0.0000 -0.0171 1.6114E-02| -0.0003 -0.9999 0.0000 0.0166 2.8913E+12| 0.0000 -0.0000 1.0000 -0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 1.006e+10 -4.614e+03 -4.466e+10 1.739e+08 -4.614e+03 1.824e-02 1.479e+04 -7.960e+01 -4.463e+10 1.478e+04 2.856e+12 -8.557e+08 1.739e+08 -7.960e+01 -8.562e+08 3.010e+06 ------------------------------------------------ ======================================================================== Model ngrbep<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 ngrbep alpha -0.854789 +/- 1.00292E+05 2 1 ngrbep beta -0.943761 +/- 0.135049 3 1 ngrbep epeak keV 13.5488 +/- 1.68992E+06 4 1 ngrbep enorm keV 50.0000 frozen 5 1 ngrbep norm 4.82729E-03 +/- 1734.98 ________________________________________________________________________ Fit statistic : Chi-Squared = 66.20 using 59 PHA bins. Test statistic : Chi-Squared = 66.20 using 59 PHA bins. Reduced chi-squared = 1.204 for 55 degrees of freedom Null hypothesis probability = 1.433597e-01 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:alpha 2:beta 3:epeak 5:norm 66.1866 1.01224 0 -0.854442 -0.942345 13.3843 0.00481347 66.1729 28.1576 0 -0.853811 -0.940675 13.1301 0.00480544 66.1534 20.6163 0 -0.852941 -0.938064 13.0625 0.00479693 66.1408 24.3157 -1 -0.844953 -0.913357 12.6897 0.00473787 65.9514 283.973 -2 -0.857600 -0.880203 12.8293 0.00476116 65.9508 3.66161 -3 -0.858167 -0.883337 12.8356 0.00476213 ================================================== Variances and Principal Axes 1 2 3 5 9.6391E-08| -0.0018 0.0014 0.0002 1.0000 6.6880E+09| -1.0000 -0.0000 -0.0000 -0.0018 1.6556E-02| -0.0000 -1.0000 0.0000 0.0014 3.6211E+12| -0.0000 0.0000 -1.0000 0.0002 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 6.940e+09 3.742e+02 3.628e+10 6.760e+06 3.742e+02 1.749e-02 -5.422e+04 9.483e+00 3.629e+10 -5.422e+04 3.656e+12 -5.274e+08 6.760e+06 9.483e+00 -5.274e+08 9.794e+04 ------------------------------------------------ ======================================================================== Model ngrbep<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 ngrbep alpha -0.858167 +/- 8.33047E+04 2 1 ngrbep beta -0.883337 +/- 0.132235 3 1 ngrbep epeak keV 12.8356 +/- 1.91219E+06 4 1 ngrbep enorm keV 50.0000 frozen 5 1 ngrbep norm 4.76213E-03 +/- 312.956 ________________________________________________________________________ Fit statistic : Chi-Squared = 65.95 using 59 PHA bins. Test statistic : Chi-Squared = 65.95 using 59 PHA bins. Reduced chi-squared = 1.199 for 55 degrees of freedom Null hypothesis probability = 1.481203e-01 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:alpha 2:beta 3:epeak 5:norm 65.9508 0.00407559 -3 -0.858335 -0.883068 12.8339 0.00476171 ================================================== Variances and Principal Axes 1 2 3 5 9.6487E-08| -0.0018 0.0014 0.0002 1.0000 5.8065E+09| -1.0000 0.0000 -0.0000 -0.0018 1.6535E-02| -0.0000 -1.0000 0.0000 0.0014 3.3245E+12| 0.0000 0.0000 1.0000 -0.0002 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 5.896e+09 -3.971e+02 -1.066e+10 1.247e+07 -3.972e+02 1.819e-02 7.413e+04 -1.274e+01 -1.066e+10 7.413e+04 3.330e+12 -5.594e+08 1.247e+07 -1.274e+01 -5.594e+08 1.134e+05 ------------------------------------------------ ======================================================================== Model ngrbep<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 ngrbep alpha -0.858335 +/- 7.67861E+04 2 1 ngrbep beta -0.883068 +/- 0.134866 3 1 ngrbep epeak keV 12.8339 +/- 1.82496E+06 4 1 ngrbep enorm keV 50.0000 frozen 5 1 ngrbep norm 4.76171E-03 +/- 336.785 ________________________________________________________________________ Fit statistic : Chi-Squared = 65.95 using 59 PHA bins. Test statistic : Chi-Squared = 65.95 using 59 PHA bins. Reduced chi-squared = 1.199 for 55 degrees of freedom Null hypothesis probability = 1.481204e-01 XSPEC12>log bat_spec_ngrbep.log Logging to file:bat_spec_ngrbep.log XSPEC12>show XSPEC version: 12.8.2 Sun May 31 16:19:41 2015 Auto-saving is done after every command. Fit statistic in use: Chi-Squared Minimization technique: Levenberg-Marquardt Convergence criterion = 0.01 Parameter fit deltas: 0.01 * parValue Always calculate parameter derivatives using full (slower) numerical differentiation: No Querying disabled - will not continue fitting. Prefit-renorming enabled. Solar abundance table: angr Photoionization Cross-Section Table: bcmc: Balucinska-Church and McCammon, 1998 Cosmology in use: H0 = 70 q0 = 0 Lambda0 = 0.73 Model data directory: /software/lheasoft/release/x86_64-unknown-linux-gnu-libc2.12/../spectral/modelData/ Plot settings: Showing of individual additive components is OFF. Showing of background spectra is OFF. Effective area normalization is OFF. Current unit settings: Energy = keV Wavelength = angstrom, with Y-Axis displayed per Hz X-Axis data display mode: Channels Spectra plots will be shifted to source frame by redshift value z: 0 Device: /null Plotting of line IDs is OFF. Splashpage is ON. xlog for data plots is ON. ylog for data plots is OFF. Default plot rebin settings for all plot groups: Min. Signif. Max. # Bins Error Type 0.00000 1 quad Responses read: ../sw00147788000b_preslew.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: ../sw00147788000b_preslew.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: ../sw00147788000b_preslew.pha Net count rate (cts/s) for Spectrum:1 4.176e-02 +/- 3.161e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 56.46 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File ../sw00147788000b_preslew.rsp for Source 1 Spectral data counts: 2.35819 Model predicted rate: 4.24291E-02 Current model list: ======================================================================== Model ngrbep<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 ngrbep alpha -0.858335 +/- 7.67861E+04 2 1 ngrbep beta -0.883068 +/- 0.134866 3 1 ngrbep epeak keV 12.8339 +/- 1.82496E+06 4 1 ngrbep enorm keV 50.0000 frozen 5 1 ngrbep norm 4.76171E-03 +/- 336.785 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 65.95 using 59 PHA bins. Test statistic : Chi-Squared = 65.95 using 59 PHA bins. Reduced chi-squared = 1.199 for 55 degrees of freedom Null hypothesis probability = 1.481204e-01 Weighting method: standard XSPEC12>query yes XSPEC12>flux 20.0 50.0 Model Flux 0.13364 photons (7.067e-09 ergs/cm^2/s) range (20.000 - 50.000 keV) XSPEC12>flux 50.0 150.0 Model Flux 0.1803 photons (2.6598e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) XSPEC12>error 1 Parameter Confidence Range (2.706) ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: -6.62242e+10, with delta statistic: 0 ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 12.8339 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: -6.94411e+16, with delta statistic: 0 ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 6.62242e+10, with delta statistic: 0 ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 6.94411e+16, with delta statistic: 0 1 0 0 (0.858337,0.858337) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 -1.08131 -0.673066 (-0.198221,0.210023) XSPEC12>error 3 Parameter Confidence Range (2.706) ***Warning: Zero alpha-matrix diagonal element for parameter 1 Parameter 1 is pegged at -0.858288 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 1 Parameter 1 is pegged at -0.858288 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Parameters Chi-Squared |beta|/N Lvl 1:alpha 2:beta 3:epeak 5:norm ***Warning: Zero alpha-matrix diagonal element for parameter 2 Parameter 2 is pegged at -2.70983 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Killed Spectral model in the Band function: ------------------------------------------------------------ Parameters : value lower 90% higher 90% alpha : -0.858335 ( 0.858337 0.858337 ) beta : -0.883068 ( -0.198221 0.210023 ) Epeak [keV] : 12.8339 ( ) Norm@50keV : 4.76171E-03 ( ) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 65.95 using 59 PHA bins. # Reduced chi-squared = 1.199 for 55 degrees of freedom # Null hypothesis probability = 1.481204e-01 Photon flux (15-150 keV) in 56.46 sec: ( ) ph/cm2/s Energy fluence (15-150 keV) : 0 ( 0 0 ) ergs/cm2