XSPEC version: 12.11.0 Build Date/Time: Mon Apr 13 12:38:19 2020 XSPEC12>query no XSPEC12>data 1:1 sw00965638000b_avg.pha 1 spectrum in use Spectral Data File: sw00965638000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.496e-02 +/- 2.184e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 141.5 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 sw00965638000b_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 15672.25 using 59 bins. Test statistic : Chi-Squared 15672.25 using 59 bins. Null hypothesis probability of 0.00e+00 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 73.4659 62.3058 -2 5.29600 0.514727 14.6651 0.0106088 53.6245 251.654 -2 6.46241 0.186383 19.5317 0.00348901 51.7473 11.5394 -2 7.58839 0.0529754 26.1335 0.00138089 47.6917 1094.86 -1 7.93619 0.0778982 27.3137 0.00121598 47.3467 206.227 -1 7.77509 0.0829394 28.3998 0.00107067 47.1481 27.2452 -1 7.72212 0.0871928 29.4056 0.000965420 47.0165 7.70078 -1 7.70650 0.0895652 30.2920 0.000882971 46.9239 10.0594 -1 7.71235 0.0906417 31.0785 0.000816855 46.8553 20.8391 -1 7.73093 0.0908999 31.7819 0.000762811 46.8027 27.4443 -1 7.75665 0.0906624 32.4153 0.000717908 ================================================== Variances and Principal Axes 1 2 3 4 1.6559E-08| -0.0002 -0.0030 -0.0001 -1.0000 3.3713E-04| -0.0433 -0.9991 0.0014 0.0030 2.4826E+00| 0.9927 -0.0432 -0.1123 -0.0000 1.8509E+02| -0.1123 0.0035 -0.9937 0.0001 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 4.781e+00 -1.795e-01 2.038e+01 -1.759e-03 -1.795e-01 7.255e-03 -6.351e-01 5.557e-05 2.038e+01 -6.351e-01 1.828e+02 -1.447e-02 -1.759e-03 5.557e-05 -1.447e-02 1.173e-06 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 7.75665 +/- 2.18651 2 1 bbodyrad norm 9.06624E-02 +/- 8.51734E-02 3 2 bbodyrad kT keV 32.4153 +/- 13.5199 4 2 bbodyrad norm 7.17908E-04 +/- 1.08310E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 46.80 using 59 bins. Test statistic : Chi-Squared 46.80 using 59 bins. Null hypothesis probability of 7.76e-01 with 55 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 46.7609 18.3584 -1 7.78670 0.0901089 32.9933 0.000679795 46.7277 33.3757 -1 7.81718 0.0894411 33.5159 0.000647617 46.7093 34.8757 -2 8.08604 0.0813338 36.3115 0.000474760 46.6737 888.122 -3 8.32918 0.0753921 40.0150 0.000355347 46.5744 1142.76 -4 8.20722 0.0790667 39.1615 0.000400941 46.5727 124.265 -5 8.26732 0.0773931 39.7410 0.000385267 ================================================== Variances and Principal Axes 1 2 3 4 5.2843E-09| -0.0001 -0.0020 -0.0000 -1.0000 2.0464E-04| -0.0354 -0.9994 0.0006 0.0020 2.2092E+00| 0.9973 -0.0353 -0.0649 -0.0000 4.5089E+02| -0.0649 0.0017 -0.9979 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 4.097e+00 -1.268e-01 2.906e+01 -9.435e-04 -1.268e-01 4.225e-03 -7.481e-01 2.456e-05 2.906e+01 -7.481e-01 4.490e+02 -1.348e-02 -9.435e-04 2.456e-05 -1.348e-02 4.133e-07 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 8.26732 +/- 2.02415 2 1 bbodyrad norm 7.73931E-02 +/- 6.49992E-02 3 2 bbodyrad kT keV 39.7410 +/- 21.1895 4 2 bbodyrad norm 3.85267E-04 +/- 6.42890E-04 ________________________________________________________________________ Fit statistic : Chi-Squared 46.57 using 59 bins. Test statistic : Chi-Squared 46.57 using 59 bins. Null hypothesis probability of 7.84e-01 with 55 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 46.5725 6.40449 -3 8.23884 0.0782483 39.4965 0.000393037 ================================================== Variances and Principal Axes 1 2 3 4 4.8952E-09| -0.0001 -0.0019 -0.0000 -1.0000 1.9330E-04| -0.0343 -0.9994 0.0006 0.0019 2.2063E+00| 0.9974 -0.0343 -0.0630 -0.0000 4.8125E+02| -0.0630 0.0016 -0.9980 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 4.102e+00 -1.232e-01 3.010e+01 -9.180e-04 -1.232e-01 3.983e-03 -7.517e-01 2.319e-05 3.010e+01 -7.517e-01 4.794e+02 -1.354e-02 -9.180e-04 2.319e-05 -1.354e-02 3.901e-07 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 8.23884 +/- 2.02540 2 1 bbodyrad norm 7.82483E-02 +/- 6.31086E-02 3 2 bbodyrad kT keV 39.4965 +/- 21.8941 4 2 bbodyrad norm 3.93037E-04 +/- 6.24613E-04 ________________________________________________________________________ Fit statistic : Chi-Squared 46.57 using 59 bins. Test statistic : Chi-Squared 46.57 using 59 bins. Null hypothesis probability of 7.84e-01 with 55 degrees of freedom XSPEC12>log bat_spec_2bb.log Logging to file:bat_spec_2bb.log XSPEC12>show XSPEC version: 12.11.0 Mon Jun 1 00:13:45 2020 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: sw00965638000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00965638000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00965638000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.314e-02 +/- 1.477e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 141.5 sec Using fit statistic: chi Using Response (RMF) File sw00965638000b_avg.rsp for Source 1 Spectral data counts: 1.85932 Model predicted rate: 1.34806E-02 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 8.23884 +/- 2.02540 2 1 bbodyrad norm 7.82483E-02 +/- 6.31086E-02 3 2 bbodyrad kT keV 39.4965 +/- 21.8941 4 2 bbodyrad norm 3.93037E-04 +/- 6.24613E-04 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 46.57 using 59 bins. Test statistic : Chi-Squared 46.57 using 59 bins. Null hypothesis probability of 7.84e-01 with 55 degrees of freedom XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.033476 photons (1.0606e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.03847 (0.000 - 1.213e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.04184 photons (2.3479e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 0.04731 (0.000 - 2.642e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.039042 photons (5.6266e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.04188 (0.000 - 6.169e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.11436 photons (9.0352e-09 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 0.1160 (0.000 - 9.164e-09) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) 1 5.83661 11.6479 (-2.41185,3.39948) 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 Due to zero model norms, the following fit parameters are temporarily frozen:1 ***Warning: Zero alpha-matrix diagonal element for parameter 3 ***Warning: Zero alpha-matrix diagonal element for parameter 4 Parameter 3 is pegged at 0.162575 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Parameter 4 is pegged at 0.000218752 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 ***Warning: Zero alpha-matrix diagonal element for parameter 4 Parameter 3 is pegged at 0.162575 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Parameter 4 is pegged at 0.000218752 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 0.149216, 0.181875 and delta stat 1.19022, 33.7473 but latest trial 0.165546 gives 1.15782 Suggest that you check this result using the steppar command. 2 0.024404 0.165546 (-0.053658,0.0874836) XSPEC12>error 3 Parameter Confidence Range (2.706) ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 1.9895 *** Parameter upper bound is INVALID. 3 22.3434 0 (-17.2115,-39.555) 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 Apparent non-monotonicity in statistic space detected. Current bracket values 3.86983e-05, 3.44126e-05 and delta stat 2.63533, 3.02941 but latest trial 3.78977e-05 gives 2.17595 Suggest that you check this result using the steppar command. 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 4 3.65554e-05 0.00254246 (-0.000354866,0.00215104) 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] : 8.23884 (-2.41185 3.39948) R1^2/D10^2 : 7.82483E-02 (-0.053658 0.0874836) kT2 [keV] : 39.4965 (-17.2115 -39.555) R2^2/D10^2 : 3.93037E-04 (-0.000354866 0.00215104) ------------------------------------------------------------ Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.501e-07 8.582e-08 25- 50 3.322e-07 1.869e-07 50-150 7.962e-07 4.365e-07 15-150 1.278e-06 6.484e-07