CLAS physics database search results Measurement E1M688 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 12.436233 1.5200815 27 15.240743 1.2249541 45 12.767922 0.7781418 63 9.8690424 0.54300129 81 8.7590237 0.64932698 98.99999 7.2389565 0.87341732 117 6.8047061 0.64646542 135 7.333209 0.68718296 153 8.3240509 1.1640568 171 7.2911572 1.1830397