Calculated fitting coefficients for E76M7
cos(theta_pi)	f	chi2	A	dA	B	dB	C	dC
-0.375	3	2.833	0.374382		-0.120697		-0.100725		-0.0023346	0.013879
-0.125	3	0.7492	0.378887		-0.24017		0.0215461		-0.0015507	0.01545
0.125	3	0.2113	0.521948		-0.10396		-0.159024		-0.026773	0.01658
0.375	3	3.153	0.400032		-0.216707		0.0589066		-0.019957	0.012493
0.625	3	1.165	0.378404		-0.146396		0.052781		0.01112	0.010092
0.875	3	1.785	0.329344		-0.0588547		0.0589271		0.0027409	0.0080376