CLAS physics database search results Measurement E213M265 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 4.919 0.5813 1.0179 1.1721 27 5.4524 0.2945 0.6819 0.7428 45 5.282 0.253 0.7106 0.7543 63 4.8414 0.1861 0.6759 0.701 81 4.6443 0.1778 0.6438 0.6679 99 4.056 0.183 0.5828 0.6109 117 4.148 0.1761 0.5659 0.5927 135 4.1356 0.1698 0.5352 0.5615 153 4.532 0.2164 0.5537 0.5945 171 4.6467 0.263 0.7908 0.8334