#XSPEC version: 12.12.1 #Build Date/Time: Tue Mar 15 11:46:30 2022 # !XSPEC12>show # #XSPEC version: 12.12.1 # #Sat Jul 30 06:49:55 2022 # 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 #Using chain rule to calculate statistic derivatives (faster method). # 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-pc-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/trigger1000255/remake_spec_cflux/spec_20ms_peak/sw01000255000b_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/trigger1000255/remake_spec_cflux/spec_20ms_peak//local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1000255/remake_spec_cflux/spec_20ms_peak/sw01000255000b_20ms_peak.rsp # #1 file 1 spectrum #Spectrum 1 Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1000255/remake_spec_cflux/spec_20ms_peak/sw01000255000b_20ms_peak.pha #Net count rate (cts/s) for Spectrum:1 2.823e-01 +/- 8.989e-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 Response (RMF) File /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1000255/remake_spec_cflux/spec_20ms_peak/sw01000255000b_20ms_peak.rsp for Source 1 # # Spectral data counts: 0.00564673 # Model predicted rate: 0.249382 # # #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 50.0000 frozen # 2 1 cpflux Emax keV 100.000 frozen # 3 1 cpflux Flux 0.613011 +/- 0.250538 # 4 2 npow PhoIndex 0.755994 +/- 0.722894 # 5 2 npow enorm keV 50.0000 frozen # 6 2 npow norm 1.00000 frozen #________________________________________________________________________ # # Using energies from responses. # #Fit statistic : Chi-Squared 8.15 using 10 bins. # #***Warning: Chi-square may not be valid due to bins with zero variance # in spectrum number: 1 # #Test statistic : Chi-Squared 8.15 using 10 bins. # #***Warning: Chi-square may not be valid due to bins with zero variance # in spectrum number(s): 1 # # Null hypothesis probability of 4.19e-01 with 8 degrees of freedom # #Bayes is off # # !XSPEC12>error 3 # Parameter Confidence Range (2.706) #***Warning: Zero alpha-matrix diagonal element for parameter 4 # Parameter 4 is pegged at 0.755994 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 1.02572 (-0.613008,0.41271) # !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 #============================== # Variances and Principal Axes # 3 4 # 1.6163E-05| 0.9987 -0.0517 # 1.3086E+01| 0.0517 0.9987 #------------------------------ # #======================== # Covariance Matrix # 1 2 # 3.493e-02 6.750e-01 # 6.750e-01 1.305e+01 #------------------------ # #======================================================================== #Model cpflux<1>*npow<2> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 cpflux Emin keV 50.0000 frozen # 2 1 cpflux Emax keV 100.000 frozen # 3 1 cpflux Flux 1.17128E-02 +/- 0.186899 # 4 2 npow PhoIndex -2.70491 +/- 3.61265 # 5 2 npow enorm keV 50.0000 frozen # 6 2 npow norm 1.00000 frozen #________________________________________________________________________ # # #Fit statistic : Chi-Squared 7.61 using 10 bins. # #***Warning: Chi-square may not be valid due to bins with zero variance # in spectrum number: 1 # #Test statistic : Chi-Squared 7.61 using 10 bins. # #***Warning: Chi-square may not be valid due to bins with zero variance # in spectrum number(s): 1 # # Null hypothesis probability of 4.73e-01 with 8 degrees of freedom #***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: 0.0496933 # # #*** Parameter lower bound is INVALID. # #Apparent non-monotonicity in statistic space detected. #Current bracket values -0.79353, 3.53993 #and delta stat 1.7353, 5.31522 #but latest trial 0.566533 gives 0.590833 #Suggest that you check this result using the steppar command. # 4 0 1.3732 (2.70491,4.07811) # !XSPEC12>log none #