CLAS physics database search results Measurement E1M527 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 13.990441 2.1705375 27 13.885963 1.9315213 45 12.668486 1.025292 63 9.7784748 0.47253314 81 9.9926481 0.435325 98.99999 10.113006 0.42002696 117 10.950065 0.43809164 135 9.3422241 0.55623424 153 12.408888 1.3677528 171 8.8505325 0.30800235