Calculated fitting coefficients for E76M1
cos(theta_pi)	f	chi2	A	dA	B	dB	C	dC
0.125	3	2.774	1.6637		0.282442		-1.68846		-0.097956	0.041518
0.375	3	4.027	0.287727		-0.138913		0.229803		0.04508	0.029421
0.625	3	3.931	0.403044		-0.0994467		0.14028		0.033697	0.014326
0.875	3	5.411	0.467657		-0.0729572		0.0684191		0.0019035	0.014724