## begin version 0.98 fit file header ## generated at 6 ## from binned performance data file source_rot4m_sp.dat ## output reported is for 10x12 viewed area. ## normalized to 2.4008e+14 p/pulse and 1.300 GeV ##(1MW, 1.3GeV, 20Hz) ## headerend ## ## section 1 key spectral fit ## ## Fitting function: ## I(E) = I*1e12 * exp(-c/sqrt(E)) ## * ( R1*E/(k*T1)**2*exp(-E/(k*T1)) + R2*E/(k*T2)**2*exp(-E/(k*T2) ## + R3*E/(k*T3)**2*exp(-(E/(k*T3))**b) + D(E)*rho(E)/E**(1-a) ) ## with ## D(E) = 1/(1+(Ecut/E)**s) ## rho(E) = 1 + delta*exp(-x)(1 + x +0.5*x**2) ## x(E) = g*(E-2B); for E>2B ## = 0; for E<=2B ## ## constants: ## k = 1.3805e-23 J/K = 8.617e-5 eV/K ## B = 7.36e-3 eV ## ## parameters: ## c , R1 , T1, R2, T2, R3, T3, a, b, Ecut , s, delta, g, I ## data start 0.00184927416483785 5.19888146628109 20.0649725597916 4.88627052640813 76.3239140000297 27.7884867214232 119.843720830805 0.0192755593934011 2.39916034219215 0.025 1.18513641353116 0.66837081511932 44.8994359279094 1.74845596848481 ## ## end section 1 ## ## section 2: pulse shape fit ## using the fit function ## f(E,t) = (1-R)*A/2*(A*(t-to*10))**2 *exp(-A*(t-to*10)) ## +R*B*(A/(A-B))**3 *[ exp(-B*(t-to*10)) ## - exp(-A*(t-to*10))*(1+(A-B)*(t-to*10)+0.5*(A-B)**2*(t-to*10)**2) ] } ## with ## A, B, R, to ## ## headerend ## ## subsection 1 fit of parameter A=A(E) ## Fitting function: Pade' type ## f(x) = a*x**b*(1+c*x+d*x**2+(x/f)**g)/(1+h*x+i*x**2+(x/j)**k) ## with ## a,b,c,d,f,g,h,i,j,k ## data start 0.000484060877222369 -0.329044719382301 4.76764558504668 132.477479224431 0.000188783644151821 0.927713266369158 -0.0672922720434515 0.000874823619474244 3.70194907385496 0.813813422142994 ## ## end subsection 1 ## ## subsection 2 fit of parameter B=B(E) ## Fitting function: Pade' type ## f(x) = a*x**b*(1+c*x+d*x**2+(x/f)**g)/(1+h*x+i*x**2+(x/j)**k) ## with ## a,b,c,d,f,g,h,i,j,k ## data start 0.00433081261504048 0.083279513604143 247.515603108703 -6720.38969968545 0.0218768850488191 2.67453118320841 94.2223344178247 -2876.17368335039 0.0227485127426806 2.17481471397642 ## ## end subsection 2 ## ## ## subsection 3 fit of parameter R=R(E) ## ## f(x) = log(a*(1+c*x+d*x**2+(x/f)**g)/(1+h*x+i*x**2+(x/j)**g)) ## with ## a,c,d,f,g,h,i,j ## data start 0.899994498371904 0.0 -52.423458506144 6.19135200777913 0.0207328575120582 1.02455401848974 12.0636314150629 126.445970214166 7.6568280286848 1.02455401848974 ## ## end subsection 3 ## ## ## subsection 4 fit of parameter To=To(E) ## Fitting function: Pade' type ## f(x) = log(a*x**b*(1+c*x+d*x**2+(x/f)**g)/(1+h*x+i*x**2+(x/j)**k)) ## with ## a,b,c,d,f,g,h,i,j,k ## data start 0.0523772778160473 -0.504016101962592 -11279.496445961 4630.15298908059 0.000120153945433026 1.23193417614542 -2495.41153795921 2301.25383464765 0.000193900033371086 1.2521811680057 ## ## end subsection 4 ## ## end section 2