Calculated fitting coefficients for E76M40
cos(theta_pi)	f	chi2	A	dA	B	dB	C	dC
-0.875	3	0.43	0.779994		-0.344869		0.248201		-0.042154	0.02212
-0.625	3	1.52	1.68401		-0.356752		-0.176716		0.057898	0.022507
-0.375	3	3.888	2.21046		-0.448663		-0.254707		0.10119	0.026431
-0.125	3	3.8	2.16272		-0.563978		-0.108444		0.10701	0.02422
0.125	3	0.8785	2.20602		-0.379696		-0.242839		0.14395	0.033399
0.375	3	2.295	1.8992		-0.593278		0.144147		0.038092	0.024468
0.625	3	4.135	1.8204		-0.444234		-0.0577578		0.055992	0.02531
0.875	3	0.7117	1.62139		-0.0952614		-0.0458395		-0.01523	0.017805