#XSPEC version: 12.9.0c #Build Date/Time: Wed Jul 29 15:14:04 2015 # !XSPEC12>show; # #XSPEC version: 12.9.0c # #Mon Jan 11 15:06:18 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: Energy # 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: # /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB081203B/remake_spec_cflux/spec_time_resolved//resolved_spec_29/sw00336489000b_avg.rsp associated with spectrum 1 source 1 # energies: 204 channels: 80 # Distinct RMF files: # /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB081203B/remake_spec_cflux/spec_time_resolved//resolved_spec_29/sw00336489000b_avg.rsp # #1 file 1 spectrum #Spectrum 1 Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB081203B/remake_spec_cflux/spec_time_resolved//resolved_spec_29/sw00336489000b_avg.pha #Net count rate (cts/s) for Spectrum:1 1.812e-02 +/- 3.303e-03 # Assigned to Data Group 1 and Plot Group 1 # Noticed Channels: 4-62 # Telescope: SWIFT Instrument: BAT Channel Type: PI # Exposure Time: 8 sec # Using fit statistic: chi # Using test statistic: chi # Using Response (RMF) File /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB081203B/remake_spec_cflux/spec_time_resolved//resolved_spec_29/sw00336489000b_avg.rsp for Source 1 # # Spectral data counts: 0.14495 # Model predicted rate: 1.84856E-02 # # #Current model list: # #======================================================================== #Model cpflux<1>*cutep50<2> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 cpflux Emin keV 100.000 frozen # 2 1 cpflux Emax keV 350.000 frozen # 3 1 cpflux Flux 1.84646E-02 +/- 1.96398E-02 # 4 2 cutep50 a 2.18407 +/- 1.16233 # 5 2 cutep50 b 83.9296 +/- 378.056 # 6 2 cutep50 norm 1.00000 frozen #________________________________________________________________________ # # Using energies from responses. # #Fit statistic : Chi-Squared = 55.11 using 59 PHA bins. # #Test statistic : Chi-Squared = 55.11 using 59 PHA bins. # Reduced chi-squared = 0.9842 for 56 degrees of freedom # Null hypothesis probability = 5.084476e-01 # Weighting method: standard # !XSPEC12>error 3; # Parameter Confidence Range (2.706) # Warning: renorm - no variable model to allow renormalization # Parameters #Chi-Squared |beta|/N Lvl 3:Flux 4:a 5:b #55.1024 0.330069 -1 0.0181009 2.18522 87.8941 #======================================== # Variances and Principal Axes # 3 4 5 # 1.0094E-05| -0.9997 -0.0243 -0.0000 # 4.4635E-02| 0.0243 -0.9997 0.0025 # 1.6288E+05| 0.0001 -0.0025 -1.0000 #---------------------------------------- # #==================================== # Covariance Matrix # 1 2 3 # 1.317e-03 -3.667e-02 -1.444e+01 # -3.667e-02 1.033e+00 4.013e+02 # -1.444e+01 4.013e+02 1.629e+05 #------------------------------------ # #======================================================================== #Model cpflux<1>*cutep50<2> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 cpflux Emin keV 100.000 frozen # 2 1 cpflux Emax keV 350.000 frozen # 3 1 cpflux Flux 1.81009E-02 +/- 3.62934E-02 # 4 2 cutep50 a 2.18522 +/- 1.01660 # 5 2 cutep50 b 87.8941 +/- 403.579 # 6 2 cutep50 norm 1.00000 frozen #________________________________________________________________________ # # #Fit statistic : Chi-Squared = 55.10 using 59 PHA bins. # #Test statistic : Chi-Squared = 55.10 using 59 PHA bins. # Reduced chi-squared = 0.9840 for 56 degrees of freedom # Null hypothesis probability = 5.088315e-01 #***Warning: New best fit found, fit parameters will be set to new values. #***Warning: Zero alpha-matrix diagonal element for parameter 4 #***Warning: Zero alpha-matrix diagonal element for parameter 5 # Parameter 4 is pegged at 2.18522 due to zero or negative pivot element, likely # caused by the fit being insensitive to the parameter. # Parameter 5 is pegged at 87.8941 due to zero or negative pivot element, likely # caused by the fit being insensitive to the parameter. # #***XSPEC Error: No variable parameters for fit # Fit error occurred during lower bound error calculation. # 3 0 0.0284532 (-0.0181081,0.0103452) # !XSPEC12>error 4; # Parameter Confidence Range (2.706) #Apparent non-monotonicity in statistic space detected. #Current bracket values 2.46933, 2.81403 #and delta stat 0.0768318, 13.2049 #but latest trial 2.64168 gives 13.2049 #Suggest that you check this result using the steppar command. # 4 -0.377225 2.64168 (-2.56144,0.457463) # !XSPEC12>error 5; # Parameter Confidence Range (2.706) # #***XSPEC Error: Unable to fit when starting with fit statistic = NaN #Error occurred during lower bound error calculation. # #Fit statistic : Chi-Squared = 55.10 using 59 PHA bins. # #Test statistic : Chi-Squared = 55.10 using 59 PHA bins. # Reduced chi-squared = 0.9840 for 56 degrees of freedom # Null hypothesis probability = 5.088319e-01 # Current data and model not fit yet. # !XSPEC12> @/local/data/bat1/alien/Swift_3rdBATcatalog/event/scripts/test_cflux/bat_cutpow_cflux_15_350kev_fit.xcm # !XSPEC12>log none; #