Calculated fitting coefficients for E7M1
cos(theta_pi)	f	chi2	A	dA	B	dB	C	dC
-0.875	3	1.742	0.562115		-0.249678		-0.316073		0.055332	0.026385
-0.625	3	0.8725	0.939736		-0.0585984		-0.66751		0.093073	0.036253
-0.375	3	0.4206	0.696193		0.36124		-0.418547		0.021263	0.014269
-0.125	3	1.793	0.961926		0.0406743		-0.821658		-0.024199	0.024212
0.125	3	0.238	1.39467		0.381865		-1.18848		-0.00073051	0.029301
0.375	3	0.2657	1.61992		-0.0668042		-0.514793		-0.035433	0.048443
0.625	3	0.4308	1.21422		-0.0812214		-0.747848		-0.020151	0.034406
0.875	3	0.6813	1.77939		0.558397		-0.170659		-0.023325	0.049247