#XSPEC version: 12.9.1m #Build Date/Time: Wed Aug 16 10:19:00 2017 # !XSPEC12> show # #XSPEC version: 12.9.1m # #Mon Sep 11 16:41:23 2017 # 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/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: # sw00766194000b_avg.rsp associated with spectrum 1 source 1 # energies: 204 channels: 80 # Distinct RMF files: # sw00766194000b_avg.rsp # #1 file 1 spectrum #Spectrum 1 Spectral Data File: sw00766194000b_avg.pha #Net count rate (cts/s) for Spectrum:1 2.834e-02 +/- 1.453e-03 # Assigned to Data Group 1 and Plot Group 1 # Noticed Channels: 4-62 # Telescope: SWIFT Instrument: BAT Channel Type: PI # Exposure Time: 76.95 sec # Using fit statistic: chi # Using test statistic: chi # Using Response (RMF) File sw00766194000b_avg.rsp for Source 1 # # Spectral data counts: 2.18085 # Model predicted rate: 2.81702E-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 5.53763 +/- 0.929215 # 2 1 bbodyrad norm 0.587395 +/- 0.371043 # 3 2 bbodyrad kT keV 20.0317 +/- 2.53123 # 4 2 bbodyrad norm 7.53958E-03 +/- 3.74757E-03 #________________________________________________________________________ # # Using energies from responses. # #Fit statistic : Chi-Squared = 43.94 using 59 PHA bins. # #Test statistic : Chi-Squared = 43.94 using 59 PHA bins. # Reduced chi-squared = 0.7989 for 55 degrees of freedom # Null hypothesis probability = 8.577879e-01 # Weighting method: standard # !XSPEC12> flux 15.0 25.0 err 500 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.086325 photons (2.696e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) # Error range 0.02478 - 0.09345 (7.933e-10 - 2.908e-09) (90.00% confidence) # !XSPEC12> flux 25.0 50.0 err 500 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.08311 photons (4.6671e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) # Error range 0.03017 - 0.08599 (1.768e-09 - 4.846e-09) (90.00% confidence) # !XSPEC12> flux 50.0 150.0 err 500 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.069079 photons (8.7621e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) # Error range 0.02362 - 0.07549 (2.624e-09 - 9.709e-09) (90.00% confidence) # !XSPEC12> flux 15.0 150.0 err 500 90 #Parameter distribution is derived from fit covariance matrix. # Model Flux 0.23851 photons (1.6125e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) # Error range 0.09474 - 0.2465 (6.752e-09 - 1.674e-08) (90.00% confidence) # !XSPEC12> error 1 # Parameter Confidence Range (2.706) # 1 3.92965 7.68533 (-1.60963,2.14605) # !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:3 #***Warning: Zero alpha-matrix diagonal element for parameter 3 #***Warning: Zero alpha-matrix diagonal element for parameter 4 # Parameter 3 is pegged at 0.0871608 due to zero or negative pivot element, likely # caused by the fit being insensitive to the parameter. # Parameter 4 is pegged at 0.00663276 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 0.0871608 due to zero or negative pivot element, likely # caused by the fit being insensitive to the parameter. # Parameter 4 is pegged at 0.00663276 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 0.719606, 3.02798 #and delta stat 0.0713489, 3.62156 #but latest trial 2.63394 gives 222.786 #Suggest that you check this result using the steppar command. # 2 0.192061 1.87379 (-0.394468,1.28726) # !XSPEC12> error 3 # Parameter Confidence Range (2.706) # 3 16.2626 27.219 (-3.77484,7.18156) # !XSPEC12> error 4 # Parameter Confidence Range (2.706) # Due to zero model norms, the following fit parameters are temporarily frozen:1 #***Warning: Zero alpha-matrix diagonal element for parameter 1 #***Warning: Zero alpha-matrix diagonal element for parameter 2 # Parameter 1 is pegged at 0.179047 due to zero or negative pivot element, likely # caused by the fit being insensitive to the parameter. # Parameter 2 is pegged at 1.1496 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 0.179047 due to zero or negative pivot element, likely # caused by the fit being insensitive to the parameter. # Parameter 2 is pegged at 1.1496 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 0.00903038, 0.0198597 #and delta stat 0.10363, 3.91626 #but latest trial 0.0176597 gives 45.0852 #Suggest that you check this result using the steppar command. # 4 0.002266 0.014445 (-0.00526427,0.00691477) # !XSPEC12> log none #