CLAS physics database search results Measurement E216M486 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 1.16003 0.0679883 0.17268266 27 0.923556 0.0483968 0.09658763 45 0.780571 0.0231885 0.07146354 63 0.756435 0.0286467 0.06487321 81 0.863709 0.0237218 0.0687375 99 1.07127 0.02885 0.08510713 117 1.21554 0.0344012 0.09120403 135 1.3473 0.0325799 0.10282289 153 1.73118 0.0470335 0.13614544 171 2.15934 0.0858388 0.20175639