CLAS physics database search results Measurement E213M247 E1-6, 2025 R.W. Gothe, A. Trivedi 2001 theta(pi-) dsigma/d(−cos(theta_pim)) Stat. error Syst. error Total error deg mcb/rad mcb/rad mcb/rad mcb/rad 9 4.5194 0.4009 1.0159 1.0922 27 5.082 0.31 0.6952 0.7612 45 4.3405 0.1968 0.6379 0.6676 63 3.8689 0.2539 0.5852 0.638 81 3.0653 0.2131 0.4938 0.5378 99 2.6202 0.151 0.4402 0.4653 117 2.7711 0.1449 0.4417 0.4649 135 2.5712 0.209 0.3854 0.4384 153 3.0666 0.1548 0.4397 0.4661 171 3.0025 0.2049 0.6473 0.679