XSPEC version: 12.12.1 Build Date/Time: Tue Mar 15 11:46:30 2022 XSPEC12>query no XSPEC12>data 1:1 sw00998907000b_avg.pha 1 spectrum in use Spectral Data File: sw00998907000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 4.214e-01 +/- 4.489e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.556 sec Using fit statistic: chi No response loaded. ***Warning! One or more spectra are missing responses, and are not suitable for fit. XSPEC12>response 1 sw00998907000b_avg.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 bbodyrad + bbodyrad Input parameter value, delta, min, bot, top, and max values for ... 3 0.01( 0.03) 0.0001 0.001 100 200 1:bbodyrad:kT>4.0000 1.00000E-02 1.00000E-04 1.00000E-03 100.00 200.00 1 0.01( 0.01) 0 0 1e+20 1e+24 2:bbodyrad:norm>20.000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24 3 0.01( 0.03) 0.0001 0.001 100 200 3:bbodyrad:kT>10.000 1.00000E-02 1.00000E-04 1.00000E-03 100.00 200.00 1 0.01( 0.01) 0 0 1e+20 1e+24 4:bbodyrad:norm>0.50000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24 ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 4.00000 +/- 0.0 2 1 bbodyrad norm 20.0000 +/- 0.0 3 2 bbodyrad kT keV 10.0000 +/- 0.0 4 2 bbodyrad norm 0.500000 +/- 0.0 ________________________________________________________________________ Fit statistic : Chi-Squared 105.45 using 59 bins. Test statistic : Chi-Squared 105.45 using 59 bins. Null hypothesis probability of 5.06e-05 with 55 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 81.4621 4.7038 -3 6.25224 7.50776 20.4878 0.0962054 61.9728 34.4395 -4 8.18860 1.23504 22.1089 0.0538506 60.5103 47.0374 -5 12.9261 0.441203 27.9108 0.0235065 56.8077 80.7369 -3 11.7189 0.689512 35.2870 0.00831844 56.7964 11.5437 -2 11.7339 0.718518 38.5897 0.00536540 56.6428 37.1324 -3 12.3475 0.654936 54.3281 0.00201128 56.5612 2.10189 -3 12.5787 0.630330 81.5985 0.000764930 56.5165 75.5385 -2 12.5053 0.634744 95.5372 0.000588709 56.4924 136.846 -1 12.5038 0.635352 98.7089 0.000591761 56.4922 0.538329 0 12.5033 0.635379 98.9057 0.000590895 ================================================== Variances and Principal Axes 1 2 3 4 6.1770E-08| 0.0004 0.0014 0.0000 1.0000 5.4233E-03| -0.1634 -0.9866 0.0002 0.0014 2.3839E+00| 0.9865 -0.1634 -0.0041 -0.0001 1.9837E+05| -0.0041 0.0005 -1.0000 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 5.692e+00 -7.588e-01 8.179e+02 -9.434e-03 -7.588e-01 1.107e-01 -9.102e+01 1.058e-03 8.179e+02 -9.102e+01 1.984e+05 -2.217e+00 -9.434e-03 1.058e-03 -2.217e+00 2.488e-05 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 12.5033 +/- 2.38589 2 1 bbodyrad norm 0.635379 +/- 0.332753 3 2 bbodyrad kT keV 98.9057 +/- 445.382 4 2 bbodyrad norm 5.90895E-04 +/- 4.98825E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 56.49 using 59 bins. Test statistic : Chi-Squared 56.49 using 59 bins. Null hypothesis probability of 4.19e-01 with 55 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 56.492 3.21362 0 12.5028 0.635410 99.0681 0.000589681 ================================================== Variances and Principal Axes 1 2 3 4 6.1347E-08| 0.0004 0.0014 0.0000 1.0000 5.4238E-03| -0.1635 -0.9865 0.0002 0.0014 2.3835E+00| 0.9865 -0.1635 -0.0041 -0.0001 1.9919E+05| -0.0041 0.0005 -1.0000 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 5.689e+00 -7.585e-01 8.191e+02 -9.405e-03 -7.585e-01 1.107e-01 -9.119e+01 1.055e-03 8.191e+02 -9.119e+01 1.992e+05 -2.216e+00 -9.405e-03 1.055e-03 -2.216e+00 2.476e-05 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 12.5028 +/- 2.38510 2 1 bbodyrad norm 0.635410 +/- 0.332744 3 2 bbodyrad kT keV 99.0681 +/- 446.302 4 2 bbodyrad norm 5.89681E-04 +/- 4.97596E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 56.49 using 59 bins. Test statistic : Chi-Squared 56.49 using 59 bins. Null hypothesis probability of 4.19e-01 with 55 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 56.4919 4.62046 0 12.5024 0.635465 99.2163 0.000588350 ================================================== Variances and Principal Axes 1 2 3 4 6.1002E-08| 0.0004 0.0014 0.0000 1.0000 5.4241E-03| -0.1635 -0.9865 0.0002 0.0014 2.3829E+00| 0.9865 -0.1635 -0.0041 -0.0001 2.0020E+05| -0.0041 0.0005 -1.0000 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 5.685e+00 -7.583e-01 8.209e+02 -9.382e-03 -7.583e-01 1.107e-01 -9.141e+01 1.053e-03 8.209e+02 -9.141e+01 2.002e+05 -2.217e+00 -9.382e-03 1.053e-03 -2.217e+00 2.466e-05 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 12.5024 +/- 2.38436 2 1 bbodyrad norm 0.635465 +/- 0.332740 3 2 bbodyrad kT keV 99.2163 +/- 447.428 4 2 bbodyrad norm 5.88350E-04 +/- 4.96601E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 56.49 using 59 bins. Test statistic : Chi-Squared 56.49 using 59 bins. Null hypothesis probability of 4.19e-01 with 55 degrees of freedom XSPEC12>log bat_spec_2bb.log Logging to file:bat_spec_2bb.log XSPEC12>show XSPEC version: 12.12.1 Thu Oct 20 00:46:37 2022 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 Using chain rule to calculate statistic derivatives (faster method). 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-pc-linux-gnu-libc2.12/../spectral/manager/../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: sw00998907000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger998907/remake_spec_cflux/spec_T100/sw00998907000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00998907000b_avg.pha Net count rate (cts/s) for Spectrum:1 3.932e-01 +/- 3.729e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.556 sec Using fit statistic: chi Using Response (RMF) File sw00998907000b_avg.rsp for Source 1 Spectral data counts: 0.218605 Model predicted rate: 0.361557 Current model list: ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 12.5024 +/- 2.38436 2 1 bbodyrad norm 0.635465 +/- 0.332740 3 2 bbodyrad kT keV 99.2163 +/- 447.428 4 2 bbodyrad norm 5.88350E-04 +/- 4.96601E-03 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 56.49 using 59 bins. Test statistic : Chi-Squared 56.49 using 59 bins. Null hypothesis probability of 4.19e-01 with 55 degrees of freedom Bayes is off XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.66795 photons (2.1414e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.07703 - 0.7703 (2.482e-09 - 2.470e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.2514 photons (7.2339e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.2650 - 1.436 (1.564e-08 - 8.300e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.95198 photons (1.2298e-07 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.05835 - 1.069 (5.649e-09 - 1.331e-07) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 2.8714 photons (2.1673e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.6166 - 3.170 (3.412e-08 - 2.257e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) ***Warning: Zero alpha-matrix diagonal element for parameter 2 Parameter 2 is pegged at 1.59138 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 2 Parameter 2 is pegged at 1.59138 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 2 Parameter 2 is pegged at 1.59138 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 2 Parameter 2 is pegged at 1.59138 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 2 Parameter 2 is pegged at 1.59138 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 2 Parameter 2 is pegged at 1.59138 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 2 Parameter 2 is pegged at 1.59138 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 2 Parameter 2 is pegged at 1.59138 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Apparent non-monotonicity in statistic space detected. Current bracket values 4.36108, -3.18659 and delta stat 2.59425, 2.7807 but latest trial 1.6856 gives 2.82514 Suggest that you check this result using the steppar command. 1 0.587246 15.5879 (-11.9149,3.08577) XSPEC12>error 2 Parameter Confidence Range (2.706) Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 ***Warning: Zero alpha-matrix diagonal element for parameter 1 Parameter 1 is pegged at 0.0258859 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 0.0258859 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Apparent non-monotonicity in statistic space detected. Current bracket values 0.635532, 0.00860935 and delta stat 0, 2.78083 but latest trial 0.107937 gives 14.2118 Suggest that you check this result using the steppar command. Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 2 0.322071 4.86382 (-0.31353,4.22822) XSPEC12>error 3 Parameter Confidence Range (2.706) ***Warning: Zero alpha-matrix diagonal element for parameter 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 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 4 Parameter 4 is pegged at 0.000644536 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Number of trials exceeded before convergence. Current trial values 8.11136, -636.519 and delta statistic 1.18378, 2.78097 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 56.452 0.00340024 0 12.6759 0.616650 200.000 0.000192024 56.452 1.53776 3 12.6759 0.616650 200.000 0.000192024 ================================================== Variances and Principal Axes 1 2 3 4 7.2534E-09| 0.0001 0.0004 0.0000 1.0000 4.7466E-03| -0.1588 -0.9873 0.0000 0.0005 2.2211E+00| 0.9873 -0.1588 -0.0004 -0.0000 1.7428E+07| -0.0004 0.0000 -1.0000 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 4.995e+00 -6.623e-01 7.022e+03 -4.816e-03 -6.623e-01 9.566e-02 -7.812e+02 5.378e-04 7.022e+03 -7.812e+02 1.743e+07 -1.174e+01 -4.816e-03 5.378e-04 -1.174e+01 7.918e-06 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 12.6759 +/- 2.23488 2 1 bbodyrad norm 0.616650 +/- 0.309287 3 2 bbodyrad kT keV 200.000 +/- 4174.72 4 2 bbodyrad norm 1.92024E-04 +/- 2.81383E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 56.45 using 59 bins. Test statistic : Chi-Squared 56.45 using 59 bins. Null hypothesis probability of 4.20e-01 with 55 degrees of freedom ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0 *** Parameter lower bound is INVALID. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0 *** Parameter upper bound is INVALID. 3 0.000101343 0 (-200,-200) XSPEC12>error 4 Parameter Confidence Range (2.706) Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:1 ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 0.0001 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 0.0001 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Due to zero model norms, the following fit parameters are temporarily frozen:1 ***Warning: Zero alpha-matrix diagonal element for parameter 3 Parameter 3 is pegged at 0.0001 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 0.0001 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Apparent non-monotonicity in statistic space detected. Current bracket values 0.000192036, 0.00482076 and delta stat 0, 2.82055 but latest trial 0.0047258 gives 2.82055 Suggest that you check this result using the steppar command. 4 3.94292e-06 0.0025064 (-0.000188093,0.00231436) XSPEC12>log none Log file closed logging switched off XSPEC12>setplot energy XSPEC12>setplot command sc white 1 XSPEC12>setplot command cpd bat_spec_2bb.gif/gif 2 XSPEC12>plot ldata delchi XSPEC12>/* XSPEC12>exit XSPEC: quit Spectral model: bbodyrad<1> + bbodyrad<2> ------------------------------------------------------------ Parameters : value Lower 90% Upper 90% kT1 [keV] : 12.6759 (-11.9149 3.08577) R1^2/D10^2 : 0.616650 (-0.31353 4.22822) kT2 [keV] : 200.000 (-200 -200) R2^2/D10^2 : 1.92024E-04 (-0.000188093 0.00231436) ------------------------------------------------------------ #Fit statistic : Chi-Squared 56.45 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 4.20e-01 with 55 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.191e-08 6.177e-09 25- 50 4.022e-08 1.873e-08 50-150 6.838e-08 3.543e-08 15-150 1.205e-07 5.326e-08