Calculated fitting coefficients for E8M6
theta_pi	f	chi2	A	dA	B	dB	C	dC
7.5	1	1.295	13.262	0.55184	0.3375	0.75754	-1.1075	0.81128		
7.5	2	1.405	13.21	0.45644	0.22809	0.61854	-1.2247	0.6821	-1.4762	0.62181
22.5	1	0.3791	13.687	0.60874	-0.55917	0.76244	-2.6949	0.94098		
22.5	2	0.5149	13.636	0.52352	-0.85545	0.6733	-2.8606	0.84921	-0.72131	0.53302
37.5	1	0.6829	13.93	0.76883	-2.5653	0.93523	-6.2985	0.98368		
37.5	2	1.121	13.543	0.6161	-2.1169	0.73048	-6.645	0.72093	1.0828	0.65641
52.5	1	0.1616	15.135	0.5953	-5.3422	0.9468	-5.616	1.0398		
52.5	2	0.6659	15.296	0.5739	-5.0496	0.7403	-5.3541	0.90387	0.32626	0.6192
67.5	1	0.3669	17.558	0.63952	-6.6945	0.96861	-4.8272	1.09		
67.5	2	0.6977	17.577	0.5431	-6.5323	0.69781	-4.5735	0.82567	0.22674	0.61669
82.5	1	0.121	18.083	0.73384	-8.3651	1.0398	-2.6739	1.2651		
82.5	2	0.4126	18.429	0.70422	-7.8682	0.90979	-2.2699	1.1651	0.67963	0.62765
97.5	1	0.1975	17.598	0.46145	-7.3896	0.65366	-1.104	0.62085		
97.5	2	0.7826	17.535	0.24552	-7.3295	0.36823	-1.1955	0.342	0.29277	0.36822
112.5	1	0.4343	16.166	0.42581	-7.0523	0.60247	-0.72261	0.56231		
112.5	2	1.393	16.224	0.23637	-7.1281	0.3391	-0.59537	0.32663	-0.24722	0.32792
127.5	1	0.4013	15.246	0.64786	-4.5383	0.96478	0.072383	1.0503		
127.5	2	0.9587	15.344	0.56727	-4.1734	0.91636	-0.30123	1.0839	-0.28945	0.68111
142.5	1	0.2585	16.774	8.5004	-1.1642	5.4379	-5.7661	13.245		
142.5	2	0.9127	9.1254	4.8114	-7.5946	4.1792	6.6906	7.8433	1.6432	1.5603