CLAS physics database search results Measurement E216M945 CLAS12 Run Group A Krishna Chandra 2018 theta(p) dsigma/d(−cos(theta_pr)) Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 9 0.282157 0.0738093 0.05544686 27 0.132366 0.0245905 0.0229045 45 0.204642 0.0266672 0.02917958 63 0.20729 0.022795 0.02276012 81 0.291155 0.0403185 0.03123679 99 0.348219 0.0260799 0.03058667 117 0.273131 0.03715 0.03097463 135 0.34753 0.0298342 0.04891365 153 0.244556 0.0381402 0.03900582 171 0.181073 0.0427026 0.02298675