CLAS physics database search results Measurement E1M241 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 5.3909492 1.0240573 27 6.4116769 1.1868844 45 4.3964086 0.7464664 63 4.3491759 0.65840673 81 4.1137085 0.85350865 98.99999 4.5312519 0.79807013 117 5.384274 1.0818288 135 2.785645 0.42806855 153 4.6631718 1.4953309 171 7.0827823 3.5264847