## begin version 0.98 fit file header ## generated at 33 ## output reported is for 10x12 viewed area. ## normalized to 2.0807e+14 p/pulse and 1.000 GeV ## (2MW, 1GeV, 60 Hz) ## from binned performance data file a1Gw2-14-f5.dat ## 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 0.0130178102492447 0.554858386626411 8.040108219079 29.3485445303343 75.0124045806805 -22.4650094884998 139.672194754607 0.0205277868714707 1.33438819147692 0.025 0.784941653874819 0.58827359088817 22.5261799898391 0.445169898485473 ## ## 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 0.0399279768298785 0.120623496760744 6422.00156041897 20277.9999999135 0.000260638396515814 1.97489547510975 11295.994790811 15563.0007495448 0.000331837080516871 1.60882470957286 ## ## 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 4.39728836708163e-06 -0.611666753382916 9838.50434185119 223226.725686448 0.0257616821647625 6.16371963684883 48.1112313898745 140.205983510691 0.0945346732581669 5.08993181970233 ## ## end subsection 2 ## ## ## subsection 3 fit of parameter R=R(E) ## fitting function Padee type ## f(x) = a*x**b*(1+c*x+d*c**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 0.375199440859348 0.0 -8688.71146281067 4093.58785204162 0.000116493138318376 1.01045652433027 -30.9508955297774 12069.2487106212 52.9597626305915 1.01045652433027 ## ## end subsection 3 ## ## ## subsection 4 fit of parameter to=to(E) ## fitting function Padee type ## f(x) = a*x**b*(1+c*x+d*c**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 1.30000000029868 -0.0500000231745506 -195 564 3.12644057092531e-07 0.99999998268024 -100 72 4.78716944081376e-06 1.40000001896424 ## ## end subsection 4 ## ## end section 2