CLAS physics database search results Measurement E1M478 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 theta(pi-) dsigma/d(−cos(theta_pim)) Stat. error dimensionless mcbn/rad mcbn/rad 9 24.715528 2.252058 27 20.635452 1.1823689 45 18.809361 1.0350925 63 15.262602 0.90492934 81 14.329371 1.2238255 98.99999 11.763567 0.8834148 117 10.613982 0.71376562 135 12.086215 0.93092871 153 14.574618 1.4582479 171 14.20251 1.7875274