#XSPEC version: 12.8.2 #Build Date/Time: Thu Jul 3 19:14:55 2014 # !XSPEC12>show; # #XSPEC version: 12.8.2 # #Sat May 30 17:05:08 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: 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: # ../sw00553996000b_preslew.rsp associated with spectrum 1 source 1 # energies: 204 channels: 80 # Distinct RMF files: # ../sw00553996000b_preslew.rsp # #1 file 1 spectrum #Spectrum 1 Spectral Data File: ../sw00553996000b_preslew.pha #Net count rate (cts/s) for Spectrum:1 7.211e-02 +/- 2.714e-03 # Assigned to Data Group 1 and Plot Group 1 # Noticed Channels: 4-62 # Telescope: SWIFT Instrument: BAT Channel Type: PI # Exposure Time: 14.78 sec # Using fit statistic: chi # Using test statistic: chi # Using Response (RMF) File ../sw00553996000b_preslew.rsp for Source 1 # # Spectral data counts: 1.06587 # Model predicted rate: 7.27304E-02 # # #Current model list: # #======================================================================== #Model nphgrb<1> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 nphgrb alpha -0.396938 +/- 0.320372 # 2 1 nphgrb beta -9.37167 +/- 1.44682E+10 # 3 1 nphgrb tem keV 57.6970 +/- 21.7305 # 4 1 nphgrb eMin keV 25.0000 frozen # 5 1 nphgrb eMax keV 50.0000 frozen # 6 1 nphgrb enorm keV 50.0000 frozen # 7 1 nphgrb norm 0.196793 +/- 9.10157E-03 #________________________________________________________________________ # # Using energies from responses. # #Fit statistic : Chi-Squared = 35.23 using 59 PHA bins. # #Test statistic : Chi-Squared = 35.23 using 59 PHA bins. # Reduced chi-squared = 0.6406 for 55 degrees of freedom # Null hypothesis probability = 9.825021e-01 # Weighting method: standard # !XSPEC12>error 7; # Parameter Confidence Range (2.706) #Apparent non-monotonicity in statistic space detected. #Current bracket values 0.184431, 0.184431 #and delta stat 2.66806, 3.13488 #but latest trial 0.184431 gives 2.66806 #Suggest that you check this result using the steppar command. # Parameters #Chi-Squared |beta|/N Lvl 1:alpha 2:beta 3:tem 7:norm #34.6318 0.512734 0 -0.270838 -9.37167 50.1245 0.198755 #================================================== # Variances and Principal Axes # 1 2 3 7 # 4.9449E-05| -0.0547 -0.0000 -0.0013 -0.9985 # 5.8029E-03| 0.9983 0.0000 0.0197 -0.0548 # 1.9894E+02| -0.0198 0.0000 0.9998 -0.0002 # 8.9368E+15| -0.0000 -1.0000 0.0000 -0.0000 #-------------------------------------------------- # #================================================ # Covariance Matrix # 1 2 3 4 # 1.099e-01 1.537e+07 -5.504e+00 1.029e-03 # 1.537e+07 8.912e+15 -9.137e+08 2.415e+05 # -5.504e+00 -9.137e+08 2.925e+02 -7.171e-02 # 1.029e-03 2.415e+05 -7.171e-02 8.432e-05 #------------------------------------------------ # #======================================================================== #Model nphgrb<1> Source No.: 1 Active/On #Model Model Component Parameter Unit Value # par comp # 1 1 nphgrb alpha -0.270838 +/- 0.331523 # 2 1 nphgrb beta -9.37167 +/- 9.44041E+07 # 3 1 nphgrb tem keV 50.1245 +/- 17.1035 # 4 1 nphgrb eMin keV 25.0000 frozen # 5 1 nphgrb eMax keV 50.0000 frozen # 6 1 nphgrb enorm keV 50.0000 frozen # 7 1 nphgrb norm 0.198755 +/- 9.18277E-03 #________________________________________________________________________ # # #Fit statistic : Chi-Squared = 34.63 using 59 PHA bins. # #Test statistic : Chi-Squared = 34.63 using 59 PHA bins. # Reduced chi-squared = 0.6297 for 55 degrees of freedom # Null hypothesis probability = 9.856070e-01 #***Warning: New best fit found, fit parameters will be set to new values. # !XSPEC12> @/local/data/raid2/battools/bin/GRB_spec_fit_v2/bat_phgrb_part5_50_100kev_fit.xcm # !XSPEC12>log none; #