CLAS physics database search results Measurement E1M572 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 16.106049 1.5760086 27 14.091449 0.87538975 45 11.072966 1.1691405 63 9.0057182 0.43814558 81 8.8312483 0.47576979 98.99999 8.7515497 0.61254358 117 7.772089 0.57795662 135 9.3117828 0.83354199 153 11.225822 4.1548266 171 11.618402 0.99546266