Calculated fitting coefficients for E76M58
cos(theta_pi)	f	chi2	A	dA	B	dB	C	dC
-0.875	3	2.718	0.342802		0.014257		0.0155127		-0.036079	0.011601
-0.625	3	3.017	0.395309		-0.0491531		-0.00807521		0.043571	0.0092382
-0.375	3	4.946	0.443826		-0.0145144		-0.00288433		0.075773	0.008153
-0.125	3	3.785	0.399061		-0.0461744		0.0667577		0.069838	0.01037
0.125	3	1.91	0.455567		0.0123115		0.0168944		0.053663	0.0095882
0.375	3	5.889	0.494936		-0.00183302		-0.0761983		0.031748	0.010196
0.625	3	0.5985	0.478602		-0.157261		-0.0278144		0.043867	0.010742
0.875	3	1.958	0.433723		-0.0557293		-0.0754526		0.047466	0.0083857