#XSPEC version: 12.9.1m #Build Date/Time: Wed Aug 16 10:19:00 2017 # !XSPEC12>show # #XSPEC version: 12.9.1m # #Mon Aug 28 21:32:30 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: 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/trigger767284/remake_spec_cflux/spec_20ms_peak/sw00767284000b_20ms_peak.rsp associated with spectrum 1 source 1 # energies: 204 channels: 10 # Distinct RMF files: # /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger767284/remake_spec_cflux/spec_20ms_peak/sw00767284000b_20ms_peak.rsp # #1 file 1 spectrum #Spectrum 1 Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger767284/remake_spec_cflux/spec_20ms_peak/sw00767284000b_20ms_peak.pha #Net count rate (cts/s) for Spectrum:1 4.961e-01 +/- 9.934e-02 # Assigned to Data Group 1 and Plot Group 1 # Noticed Channels: 1-10 # Telescope: SWIFT Instrument: BAT Channel Type: PI # Exposure Time: 0.02 sec # Using fit statistic: chi # Using test statistic: chi # Using Response (RMF) File /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger767284/remake_spec_cflux/spec_20ms_peak/sw00767284000b_20ms_peak.rsp for Source 1 # # Spectral data counts: 0.00992242 # Model predicted rate: 0.377692 # # #Current model list: # #======================================================================== #Model cpflux<1>*npow<2> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 cpflux Emin keV 25.0000 frozen # 2 1 cpflux Emax keV 50.0000 frozen # 3 1 cpflux Flux 0.774117 +/- 0.254556 # 4 2 npow PhoIndex 0.750543 +/- 0.475138 # 5 2 npow enorm keV 50.0000 frozen # 6 2 npow norm 1.00000 frozen #________________________________________________________________________ # # Using energies from responses. # #Fit statistic : Chi-Squared = 14.81 using 10 PHA bins. # #Test statistic : Chi-Squared = 14.81 using 10 PHA bins. # Reduced chi-squared = 1.852 for 8 degrees of freedom # Null hypothesis probability = 6.286525e-02 # Weighting method: standard # !XSPEC12>error 3 # Parameter Confidence Range (2.706) #***Warning: Zero alpha-matrix diagonal element for parameter 4 # Parameter 4 is pegged at 0.750543 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 1.24287 (-0.774473,0.468397) # !XSPEC12>error 4 # Parameter Confidence Range (2.706) # Warning: renorm - no variable model to allow renormalization # Parameters #Chi-Squared |beta|/N Lvl 3:Flux 4:PhoIndex #14.4791 0.228354 -1 0.0123279 -2.23197 #============================== # Variances and Principal Axes # 3 4 # 8.7161E-06| -0.9985 0.0539 # 1.6563E-01| -0.0539 -0.9985 #------------------------------ # #======================== # Covariance Matrix # 1 2 # 4.892e-04 8.908e-03 # 8.908e-03 1.651e-01 #------------------------ # #======================================================================== #Model cpflux<1>*npow<2> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 cpflux Emin keV 25.0000 frozen # 2 1 cpflux Emax keV 50.0000 frozen # 3 1 cpflux Flux 1.23279E-02 +/- 2.21176E-02 # 4 2 npow PhoIndex -2.23197 +/- 0.406386 # 5 2 npow enorm keV 50.0000 frozen # 6 2 npow norm 1.00000 frozen #________________________________________________________________________ # # #Fit statistic : Chi-Squared = 14.48 using 10 PHA bins. # #Test statistic : Chi-Squared = 14.48 using 10 PHA bins. # Reduced chi-squared = 1.810 for 8 degrees of freedom # Null hypothesis probability = 7.010175e-02 #***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: -3, with delta statistic: 0.380314 # # #*** Parameter lower bound is INVALID. # #Apparent non-monotonicity in statistic space detected. #Current bracket values -2.38861, -1.05161 #and delta stat 0, 3.23972 #but latest trial -1.16669 gives 3.39742 #Suggest that you check this result using the steppar command. # 4 0 -1.72011 (2.23596,0.515852) # !XSPEC12>log none #