CLAS physics database search results Measurement E216M405 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 0.511803 0.0608872 0.13656795 27 0.534492 0.0414725 0.1104865 45 0.595096 0.042028 0.11695748 63 0.559274 0.0263702 0.08098405 81 0.687381 0.0446462 0.07385654 99 0.670974 0.0621162 0.05664727 117 0.718787 0.0320946 0.06301821 135 0.899387 0.0538283 0.0858736 153 0.771827 0.0409038 0.06176406 171 0.82018 0.068352 0.07472119