Calculated fitting coefficients for E8M13
theta_pi	f	chi2	A	dA	B	dB	C	dC
7.5	1	1.064	16.185	0.66157	-0.053908	0.90765	-0.39716	0.96119		
7.5	2	1.715	16.068	0.53368	-0.097637	0.73726	-0.3396	0.78767	0.68647	0.71984
37.5	1	0.4909	9.5699	0.45666	-1.3147	0.86212	1.516	0.81144		
37.5	2	0.7054	9.8145	0.43567	-0.6595	0.86169	2.0433	0.80007	0.61227	0.5233
52.5	1	0.4143	7.0664	0.33291	-2.6524	0.48324	-0.31662	0.53972		
52.5	2	0.6079	7.2707	0.29115	-1.9361	0.61479	0.20717	0.48997	0.70715	0.52211
67.5	1	0.7772	5.0469	0.28826	-2.8962	0.39367	-1.2496	0.49632		
67.5	2	2.775	5.2085	0.3047	-2.6909	0.40695	-1.0976	0.51068	0.32009	0.27646
82.5	1	0.596	4.1141	0.18308	-2.0045	0.26543	-0.69676	0.29774		
82.5	2	1.743	4.1149	0.15644	-1.9354	0.232	-0.63146	0.24979	0.12473	0.20123
97.5	1	0.4147	3.0598	0.10673	-1.4641	0.1545	-0.76612	0.13871		
97.5	2	0.5706	3.0604	0.066236	-1.4527	0.097005	-0.78392	0.082161	0.17468	0.092815
112.5	1	0.3374	2.0149	0.092154	-0.73982	0.13137	-0.46391	0.12968		
112.5	2	0.7647	1.9813	0.057505	-0.74129	0.081111	-0.43108	0.081568	0.016116	0.077161
127.5	1	0.787	1.1726	0.080228	-0.43886	0.1213	-0.26055	0.12982		
127.5	2	1.819	1.1547	0.070296	-0.4461	0.13323	-0.25199	0.13272	0.021929	0.10156
142.5	1	0.4163	0.033091	1.6358	-0.8588	1.0475	1.1887	2.6022		
142.5	2	1.289	0.55724	0.67376	-0.45118	0.59483	0.34661	1.0959	-0.069766	0.28853