Calculated fitting coefficients for E76M15
cos(theta_pi)	f	chi2	A	dA	B	dB	C	dC
-0.625	3	1.406	0.834716		-0.364241		0.265717		-0.05537	0.028648
-0.375	3	2.179	1.19552		-0.363754		0.153014		0.059921	0.025537
-0.125	3	1.922	1.35264		-0.464319		0.358831		0.03784	0.021099
0.125	3	1.397	1.59161		-0.4533		0.486827		0.017681	0.022173
0.375	3	4.88	1.87293		-0.431956		0.437623		0.020609	0.02632
0.625	3	0.6689	2.07149		-0.294915		0.511163		0.055285	0.023626
0.875	3	6.949	2.52767		-0.216691		0.517047		0.017874	0.020617