CLAS physics database search results Measurement E1M755 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 theta(pi+) dsigma/d(−cos(theta_pip)) Stat. error deg mcbn/rad mcbn/rad 9 10.391403 2.2013731 27 14.091676 3.5432696 45 11.980299 1.3586559 63 10.051661 0.78464669 81 8.3408556 0.53227192 98.99999 9.3670216 0.51134753 117 8.7604084 0.44205484 135 8.632288 0.51358962 153 10.350527 1.3028762 171 8.2619457 0.49377742