CLAS physics database search results Measurement E1M657 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 9.6151495 1.2430376 27 12.110222 0.98666686 45 10.642174 0.66074491 63 9.1302004 0.60524285 81 7.7908969 0.62341022 98.99999 6.7203364 0.68219423 117 5.8781605 0.57976079 135 5.9770713 0.61077291 153 6.9343305 0.7861712 171 7.121242 1.5798311