#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 08:20:24 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: # ../sw00303105000b_preslew.rsp associated with spectrum 1 source 1 # energies: 204 channels: 80 # Distinct RMF files: # ../sw00303105000b_preslew.rsp # #1 file 1 spectrum #Spectrum 1 Spectral Data File: ../sw00303105000b_preslew.pha #Net count rate (cts/s) for Spectrum:1 3.699e-02 +/- 1.872e-03 # Assigned to Data Group 1 and Plot Group 1 # Noticed Channels: 4-62 # Telescope: SWIFT Instrument: BAT Channel Type: PI # Exposure Time: 99.1 sec # Using fit statistic: chi # Using test statistic: chi # Using Response (RMF) File ../sw00303105000b_preslew.rsp for Source 1 # # Spectral data counts: 3.66606 # Model predicted rate: 3.73552E-02 # # #Current model list: # #======================================================================== #Model ngrbep<1> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 ngrbep alpha -4.07496E-02 +/- 0.469560 # 2 1 ngrbep beta -9.37167 +/- 3.64881E+06 # 3 1 ngrbep epeak keV 75.2760 +/- 10.3940 # 4 1 ngrbep enorm keV 50.0000 frozen # 5 1 ngrbep norm 1.23188E-02 +/- 6.34073E-03 #________________________________________________________________________ # # Using energies from responses. # #Fit statistic : Chi-Squared = 68.78 using 59 PHA bins. # #Test statistic : Chi-Squared = 68.78 using 59 PHA bins. # Reduced chi-squared = 1.250 for 55 degrees of freedom # Null hypothesis probability = 1.002909e-01 # Weighting method: standard # !XSPEC12> query yes # !XSPEC12> flux 20.0 50.0 # Model Flux 0.15523 photons (8.2017e-09 ergs/cm^2/s) range (20.000 - 50.000 keV) # !XSPEC12> flux 50.0 150.0 # Model Flux 0.11722 photons (1.505e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) # !XSPEC12> error 1 # Parameter Confidence Range (2.706) #***Warning: Identical values of the parameter give different values of the statistic. #Please check your result for the low end of the confidence range. # 1 -0.477847 0.535722 (-0.43916,0.574409) # !XSPEC12> error 2 # Parameter Confidence Range (2.706) # Parameters #Chi-Squared |beta|/N Lvl 1:alpha 2:beta 3:epeak 5:norm #================================================== # Variances and Principal Axes # 1 2 3 5 # 5.0654E-07| -0.0123 0.0000 0.0004 0.9999 # 9.9283E-02| 0.9989 -0.0000 0.0450 0.0122 # 4.4783E+01| -0.0450 0.0000 0.9990 -0.0009 # 3.1880E+13| 0.0000 1.0000 -0.0000 0.0000 #-------------------------------------------------- # #================================================ # Covariance Matrix # 1 2 3 4 # 2.405e-01 1.271e+06 -3.088e+00 4.042e-03 # 1.271e+06 3.188e+13 -2.706e+07 2.469e+04 # -3.088e+00 -2.706e+07 6.765e+01 -6.179e-02 # 4.042e-03 2.469e+04 -6.179e-02 7.194e-05 #------------------------------------------------ # #======================================================================== #Model ngrbep<1> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 ngrbep alpha 0.186135 +/- 0.490403 # 2 1 ngrbep beta -10.00000 +/- 5.64624E+06 # 3 1 ngrbep epeak keV 71.6721 +/- 8.22518 # 4 1 ngrbep enorm keV 50.0000 frozen # 5 1 ngrbep norm 1.58024E-02 +/- 8.48162E-03 #________________________________________________________________________ # # #Fit statistic : Chi-Squared = 68.46 using 59 PHA bins. # #Test statistic : Chi-Squared = 68.46 using 59 PHA bins. # Reduced chi-squared = 1.245 for 55 degrees of freedom # Null hypothesis probability = 1.050078e-01 #***Warning: New best fit found, fit parameters will be set to new values. # #***Warning: Number of trials exceeded before bracketing of delta fit-stat. #Last attempt: -4.8696e+12, with delta statistic: 0 # # #***Warning: Number of trials exceeded before bracketing of delta fit-stat. #Last attempt: -5.10614e+18, with delta statistic: 0 # #***Warning: Error search cannot find bracket around delta fit-stat, # will automatically exit from trials loop. # parameter lower bound is INVALID. # #Apparent non-monotonicity in statistic space detected. #Current bracket values -6.00228e+06, 3.28574e+06 #and delta stat 0, 61.3177 #but latest trial 903808 gives 61.3177 #Suggest that you check this result using the steppar command. # 2 0 -10 (10,1.81319e-06) # !XSPEC12> error 3 # Parameter Confidence Range (2.706) # 3 64.212 87.4249 (-7.46006,15.7528) # !XSPEC12> error 5 # Parameter Confidence Range (2.706) #***Warning: Zero alpha-matrix diagonal element for parameter 2 # Parameter 2 is pegged at -10 due to zero or negative pivot element, likely # caused by the fit being insensitive to the parameter. # 5 0.0146315 0.0354321 (-0.00117085,0.0196298) # !XSPEC12> flux 15.0 350.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.31594 photons (2.5978e-08 ergs/cm^2/s) range (15.000 - 350.00 keV) # Error range 0.003150 - 1.986e+08 (2.783e-10 - 102.1) (90.00% confidence) # !XSPEC12> flux 15.0 150.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.30917 photons (2.3988e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) # Error range 0.003420 - 1.405e+04 (2.573e-10 - 0.003096) (90.00% confidence) # !XSPEC12> flux 15.0 25.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.072386 photons (2.2992e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) # Error range 2.547e-05 - 0.08728 (9.366e-13 - 2.759e-09) (90.00% confidence) # !XSPEC12> flux 25.0 50.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.12088 photons (7.0087e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) # Error range 0.04226 - 0.1266 (2.430e-09 - 7.462e-09) (90.00% confidence) # !XSPEC12> flux 50.0 100.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.093363 photons (1.0377e-08 ergs/cm^2/s) range (50.000 - 100.00 keV) # Error range 0.01773 - 193.2 (1.977e-09 - 2.838e-05) (90.00% confidence) # !XSPEC12> flux 100.0 150.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.02254 photons (4.3034e-09 ergs/cm^2/s) range (100.00 - 150.00 keV) # Error range 0.005544 - 1.592e+04 (1.072e-09 - 0.003522) (90.00% confidence) # !XSPEC12> flux 100.0 350.0 err 100 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.029316 photons (6.293e-09 ergs/cm^2/s) range (100.00 - 350.00 keV) # Error range 0.005037 - 1.497e+08 (1.210e-09 - 76.94) (90.00% confidence) # !XSPEC12> log none #