CLAS physics database search results Measurement E1M526 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 14.415162 1.3285275 27 14.044932 0.87266016 45 11.539029 0.58233809 63 11.482736 0.52723342 81 11.243734 0.57605475 98.99999 9.3762465 0.67360371 117 8.1144075 0.61359978 135 10.120823 0.8273111 153 11.228632 1.0125886 171 11.65965 2.0082891