CLAS physics database search results Measurement E1M789 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 9.2449026 1.194423 27 9.3699074 0.7879923 45 8.3771753 0.58684003 63 8.5014791 0.56925833 81 7.2989578 0.43383899 98.99999 7.3458714 0.65712482 117 6.5865617 0.65481693 135 8.0417557 1.0213997 153 8.4500551 1.2407751 171 9.4613714 1.0390606