#XSPEC version: 12.8.2 #Build Date/Time: Thu Jul 3 19:14:55 2014 # !XSPEC12> show # #XSPEC version: 12.8.2 # #Sun May 31 08:01:32 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: # ../sw00306793000b_preslew.rsp associated with spectrum 1 source 1 # energies: 204 channels: 80 # Distinct RMF files: # ../sw00306793000b_preslew.rsp # #1 file 1 spectrum #Spectrum 1 Spectral Data File: ../sw00306793000b_preslew.pha #Net count rate (cts/s) for Spectrum:1 1.902e-02 +/- 2.263e-03 # Assigned to Data Group 1 and Plot Group 1 # Noticed Channels: 4-62 # Telescope: SWIFT Instrument: BAT Channel Type: PI # Exposure Time: 29.49 sec # Using fit statistic: chi # Using test statistic: chi # Using Response (RMF) File ../sw00306793000b_preslew.rsp for Source 1 # # Spectral data counts: 0.560977 # Model predicted rate: 1.73701E-02 # # #Current model list: # #======================================================================== #Model ngrbep<1> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 ngrbep alpha -0.275336 +/- 2.21011 # 2 1 ngrbep beta -2.38457 +/- 1.21209 # 3 1 ngrbep epeak keV 39.1405 +/- 24.0401 # 4 1 ngrbep enorm keV 50.0000 frozen # 5 1 ngrbep norm 1.07157E-02 +/- 2.75252E-02 #________________________________________________________________________ # # Using energies from responses. # #Fit statistic : Chi-Squared = 54.70 using 59 PHA bins. # #Test statistic : Chi-Squared = 54.70 using 59 PHA bins. # Reduced chi-squared = 0.9946 for 55 degrees of freedom # Null hypothesis probability = 4.858708e-01 # Weighting method: standard # !XSPEC12> query yes # !XSPEC12> flux 20.0 50.0 # Model Flux 0.084695 photons (4.2347e-09 ergs/cm^2/s) range (20.000 - 50.000 keV) # !XSPEC12> flux 50.0 150.0 # Model Flux 0.033476 photons (4.2569e-09 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 39.1405 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 39.1405 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 39.1405 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 39.1405 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 39.1405 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 39.1405 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 39.1405 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 39.1405 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 -1.59949, -3.91096 #and delta stat 2.41896, 3.01374 #but latest trial -1.84971 gives 3.56245 #Suggest that you check this result using the steppar command. # Parameters #Chi-Squared |beta|/N Lvl 1:alpha 2:beta 3:epeak 5:norm #================================================== # Variances and Principal Axes # 1 2 3 5 # 5.2408E-03| -0.9850 0.1114 0.1296 0.0251 # 2.0338E-01| 0.1206 0.9905 0.0657 -0.0019 # 1.2774E+01| -0.1215 0.0804 -0.9891 -0.0204 # 9.6288E+04| 0.0225 0.0007 -0.0233 0.9995 #-------------------------------------------------- # #================================================ # Covariance Matrix # 1 2 3 4 # 4.899e+01 1.387e+00 -4.894e+01 2.166e+03 # 1.387e+00 3.276e-01 -2.543e+00 6.607e+01 # -4.894e+01 -2.543e+00 6.472e+01 -2.241e+03 # 2.166e+03 6.607e+01 -2.241e+03 9.619e+04 #------------------------------------------------ # #======================================================================== #Model ngrbep<1> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 ngrbep alpha 4.48687 +/- 6.99925 # 2 1 ngrbep beta -2.50817 +/- 0.572377 # 3 1 ngrbep epeak keV 30.2834 +/- 8.04466 # 4 1 ngrbep enorm keV 50.0000 frozen # 5 1 ngrbep norm 25.7108 +/- 310.141 #________________________________________________________________________ # # #Fit statistic : Chi-Squared = 52.72 using 59 PHA bins. # #Test statistic : Chi-Squared = 52.72 using 59 PHA bins. # Reduced chi-squared = 0.9586 for 55 degrees of freedom # Null hypothesis probability = 5.620587e-01 #***Warning: New best fit found, fit parameters will be set to new values. #***Warning: Zero alpha-matrix diagonal element for parameter 3 # Parameter 3 is pegged at 30.2834 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 30.2834 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 30.2834 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 30.2834 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 30.2834 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 30.2834 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 #================================================== # Variances and Principal Axes # 1 2 3 5 # 5.1242E-03| -0.9832 0.1180 0.1384 0.0125 # 1.8910E-01| 0.1276 0.9898 0.0627 -0.0011 # 1.2070E+01| -0.1297 0.0793 -0.9883 -0.0090 # 4.5838E+05| 0.0112 0.0003 -0.0106 0.9999 #-------------------------------------------------- # #================================================ # Covariance Matrix # 1 2 3 4 # 5.798e+01 1.443e+00 -5.291e+01 5.145e+03 # 1.443e+00 3.026e-01 -2.390e+00 1.375e+02 # -5.291e+01 -2.390e+00 6.313e+01 -4.850e+03 # 5.145e+03 1.375e+02 -4.850e+03 4.583e+05 #------------------------------------------------ # #======================================================================== #Model ngrbep<1> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 ngrbep alpha 4.87408 +/- 7.61446 # 2 1 ngrbep beta -2.48446 +/- 0.550073 # 3 1 ngrbep epeak keV 29.7991 +/- 7.94558 # 4 1 ngrbep enorm keV 50.0000 frozen # 5 1 ngrbep norm 51.2338 +/- 676.954 #________________________________________________________________________ # # #Fit statistic : Chi-Squared = 52.71 using 59 PHA bins. # #Test statistic : Chi-Squared = 52.71 using 59 PHA bins. # Reduced chi-squared = 0.9584 for 55 degrees of freedom # Null hypothesis probability = 5.625341e-01 #***Warning: New best fit found, fit parameters will be set to new values. #***Warning: Zero alpha-matrix diagonal element for parameter 3 # Parameter 3 is pegged at 29.7991 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 29.7991 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: 6.5671e+06, with delta statistic: 0 # # #***Warning: Number of trials exceeded before bracketing of delta fit-stat. #Last attempt: 6.88609e+12, with delta statistic: 0 # # #***Warning: Number of trials exceeded before bracketing of delta fit-stat. #Last attempt: 7.22059e+18, with delta statistic: 0 # #***Warning: Error search cannot find bracket around delta fit-stat, # will automatically exit from trials loop. # parameter upper bound is INVALID. # # 1 -0.922371 0 (-5.79645,-4.87408) # !XSPEC12> error 2 # Parameter Confidence Range (2.706) # 2 -4.25508 -1.86025 (-1.77062,0.624208) # !XSPEC12> error 3 # Parameter Confidence Range (2.706) # 3 22.5717 35.6281 (-7.22732,5.82902) # !XSPEC12> error 5 # Parameter Confidence Range (2.706) # 5 41.7925 341.083 (-9.44123,289.849) # !XSPEC12> flux 15.0 350.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.16355 photons (1.1666e-08 ergs/cm^2/s) range (15.000 - 350.00 keV) # Error range 0.000 - 1.255 (0.000 - 7.475e-08) (90.00% confidence) # !XSPEC12> flux 15.0 150.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.15791 photons (9.7114e-09 ergs/cm^2/s) range (15.000 - 150.00 keV) # Error range 0.000 - 0.9324 (0.000 - 6.173e-08) (90.00% confidence) # !XSPEC12> flux 15.0 25.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.055542 photons (1.7912e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) # Error range 0.000 - 0.4324 (0.000 - 1.385e-08) (90.00% confidence) # !XSPEC12> flux 25.0 50.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.069982 photons (3.8412e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) # Error range 0.000 - 0.3831 (0.000 - 2.090e-08) (90.00% confidence) # !XSPEC12> flux 50.0 100.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.025875 photons (2.8192e-09 ergs/cm^2/s) range (50.000 - 100.00 keV) # Error range 0.000 - 0.1698 (0.000 - 1.895e-08) (90.00% confidence) # !XSPEC12> flux 100.0 150.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.0065073 photons (1.2598e-09 ergs/cm^2/s) range (100.00 - 150.00 keV) # Error range 0.000 - 0.05081 (0.000 - 9.867e-09) (90.00% confidence) # !XSPEC12> flux 100.0 350.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.012149 photons (3.2141e-09 ergs/cm^2/s) range (100.00 - 350.00 keV) # Error range 0.000 - 0.08190 (0.000 - 2.212e-08) (90.00% confidence) # !XSPEC12> log none #