XSPEC version: 12.9.0n Build Date/Time: Thu May 12 09:56:58 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00682059000b_avg.pha 1 spectrum in use Spectral Data File: sw00682059000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 6.537e-01 +/- 7.142e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.356 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 sw00682059000b_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 = 142.60 using 59 PHA bins. Test statistic : Chi-Squared = 142.60 using 59 PHA bins. Reduced chi-squared = 2.5927 for 55 degrees of freedom Null hypothesis probability = 1.044247e-09 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 86.1945 3.02733 -1 3.33356 25.2661 14.4448 0.543488 77.3907 1.4662 -2 4.29703 23.1523 21.2711 0.107655 60.2747 51.2372 -2 3.98913 23.4485 28.9061 0.0556512 54.5986 88.6667 -3 4.03524 22.0369 29.0098 0.0710279 54.5979 0.752256 -4 4.02801 22.2476 28.9504 0.0713159 ================================================== Variances and Principal Axes 1 2 3 4 4.4207E-05| -0.0062 -0.0002 -0.0070 -1.0000 9.1605E-02| 0.9987 0.0361 -0.0368 -0.0059 2.4416E+03| -0.0372 0.9989 -0.0299 0.0003 1.5970E+01| 0.0357 0.0312 0.9989 -0.0072 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 3.499e+00 -9.081e+01 3.282e+00 -2.751e-02 -9.081e+01 2.436e+03 -7.235e+01 6.094e-01 3.282e+00 -7.235e+01 1.811e+01 -1.334e-01 -2.751e-02 6.094e-01 -1.334e-01 1.034e-03 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 4.02801 +/- 1.87047 2 1 bbodyrad norm 22.2476 +/- 49.3559 3 2 bbodyrad kT keV 28.9504 +/- 4.25586 4 2 bbodyrad norm 7.13159E-02 +/- 3.21486E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 54.60 using 59 PHA bins. Test statistic : Chi-Squared = 54.60 using 59 PHA bins. Reduced chi-squared = 0.9927 for 55 degrees of freedom Null hypothesis probability = 4.899364e-01 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 54.5979 0.000855553 -3 4.02780 22.2515 28.9468 0.0713435 ================================================== Variances and Principal Axes 1 2 3 4 4.4728E-05| -0.0063 -0.0002 -0.0070 -1.0000 9.0983E-02| 0.9987 0.0357 -0.0368 -0.0060 2.4899E+03| -0.0368 0.9989 -0.0295 0.0003 1.5910E+01| 0.0356 0.0308 0.9989 -0.0073 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 3.481e+00 -9.148e+01 3.265e+00 -2.756e-02 -9.148e+01 2.484e+03 -7.289e+01 6.182e-01 3.265e+00 -7.289e+01 1.804e+01 -1.338e-01 -2.756e-02 6.182e-01 -1.338e-01 1.044e-03 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 4.02780 +/- 1.86568 2 1 bbodyrad norm 22.2515 +/- 49.8436 3 2 bbodyrad kT keV 28.9468 +/- 4.24746 4 2 bbodyrad norm 7.13435E-02 +/- 3.23056E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 54.60 using 59 PHA bins. Test statistic : Chi-Squared = 54.60 using 59 PHA bins. Reduced chi-squared = 0.9927 for 55 degrees of freedom Null hypothesis probability = 4.899365e-01 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 54.5979 1.43771e-05 0 4.02780 22.2516 28.9467 0.0713436 ================================================== Variances and Principal Axes 1 2 3 4 4.4761E-05| -0.0063 -0.0002 -0.0070 -1.0000 9.0990E-02| 0.9987 0.0357 -0.0368 -0.0060 2.4914E+03| -0.0368 0.9989 -0.0295 0.0003 1.5903E+01| 0.0356 0.0308 0.9989 -0.0073 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 3.481e+00 -9.151e+01 3.265e+00 -2.757e-02 -9.151e+01 2.486e+03 -7.290e+01 6.186e-01 3.265e+00 -7.290e+01 1.803e+01 -1.338e-01 -2.757e-02 6.186e-01 -1.338e-01 1.044e-03 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 4.02780 +/- 1.86581 2 1 bbodyrad norm 22.2516 +/- 49.8586 3 2 bbodyrad kT keV 28.9467 +/- 4.24654 4 2 bbodyrad norm 7.13436E-02 +/- 3.23161E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 54.60 using 59 PHA bins. Test statistic : Chi-Squared = 54.60 using 59 PHA bins. Reduced chi-squared = 0.9927 for 55 degrees of freedom Null hypothesis probability = 4.899365e-01 XSPEC12>log bat_spec_2bb.log Logging to file:bat_spec_2bb.log XSPEC12>show XSPEC version: 12.9.0n Wed Jun 1 17:55:39 2016 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: sw00682059000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00682059000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00682059000b_avg.pha Net count rate (cts/s) for Spectrum:1 5.640e-01 +/- 4.843e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.356 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00682059000b_avg.rsp for Source 1 Spectral data counts: 0.200801 Model predicted rate: 0.531760 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 4.02780 +/- 1.86581 2 1 bbodyrad norm 22.2516 +/- 49.8586 3 2 bbodyrad kT keV 28.9467 +/- 4.24654 4 2 bbodyrad norm 7.13436E-02 +/- 3.23161E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 54.60 using 59 PHA bins. Test statistic : Chi-Squared = 54.60 using 59 PHA bins. Reduced chi-squared = 0.9927 for 55 degrees of freedom Null hypothesis probability = 4.899365e-01 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.98846 photons (3.0484e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.1178 - 1.124 (3.831e-09 - 3.461e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.118 photons (6.5784e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.4622 - 1.179 (2.698e-08 - 6.999e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 2.4547 photons (3.4839e-07 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 1.101 - 2.720 (1.480e-07 - 3.894e-07) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 4.5612 photons (4.4466e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 1.752 - 4.624 (1.825e-07 - 4.839e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Apparent non-monotonicity in statistic space detected. Current bracket values 5.99552, 16.3047 and delta stat 0.612816, 3.36514 but latest trial 13.5538 gives 5.94204 Suggest that you check this result using the steppar command. 1 1.87878 11.1501 (-2.14902,7.12234) 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: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 0.394716 2127.92 (-21.8568,2105.67) XSPEC12>error 3 Parameter Confidence Range (2.706) 3 23.1654 44.4226 (-5.78132,15.4759) 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: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 ***Warning: Number of trials exceeded before convergence. Current trial values 0.0201525, 0.0201517 and delta statistic 2.54845, 3.74677 ***Warning: Zero alpha-matrix diagonal element for parameter 1 ***Warning: Zero alpha-matrix diagonal element for parameter 2 Parameter 1 is pegged at 0.186029 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Parameter 2 is pegged at 51.2162 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 ***Warning: Zero alpha-matrix diagonal element for parameter 2 Parameter 1 is pegged at 0.186029 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Parameter 2 is pegged at 51.2162 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 0.117808, 0.124503 and delta stat 1.35224, 6.02368 but latest trial 0.121156 gives 6.46563 Suggest that you check this result using the steppar command. 4 0.0201524 0.121156 (-0.0511912,0.0498122) 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] : 4.02780 (-2.14902 7.12234) R1^2/D10^2 : 22.2516 (-21.8568 2105.67) kT2 [keV] : 28.9467 (-5.78132 15.4759) R2^2/D10^2 : 7.13436E-02 (-0.0511912 0.0498122) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 54.60 using 59 PHA bins. # Reduced chi-squared = 0.9927 for 55 degrees of freedom # Null hypothesis probability = 4.899365e-01 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.085e-08 5.479e-09 25- 50 2.342e-08 7.656e-09 50-150 1.240e-07 4.297e-08 15-150 1.583e-07 5.365e-08