CLAS physics database search results Measurement E169M122 g11 E. Golovach 2005 theta(pi-) dsigma/d(−cos(theta_pim)) Data errors rad mcb mcb 0.1122 105.318 35.4323 0.336599 85.8743 25.6371 0.560999 49.5164 9.7662 0.785398 38.1817 1.22028 1.0098 33.8697 0.694817 1.2342 28.5458 0.494621 1.4586 22.0889 0.513849 1.683 19.1161 0.404428 1.9074 17.5716 0.284524 2.1318 16.9233 0.251533 2.35619 16.0054 0.265781 2.58059 14.7339 0.739283 2.80499 14.7773 2.50256 3.02939 13.0841 1.84088