CLAS physics database search results Measurement E216M934 CLAS12 Run Group A Krishna Chandra 2018 theta(pi-) dsigma/d(−cos(theta_pim)) Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 9 0.371185 0.0900906 0.06612403 27 0.242612 0.0475844 0.06910335 45 0.263073 0.0305637 0.03005845 63 0.22784 0.0229419 0.02064273 81 0.18883 0.0178667 0.01824819 99 0.126019 0.0120326 0.01448101 117 0.166337 0.016506 0.01828929 135 0.140668 0.018702 0.01710265 153 0.154581 0.0246068 0.01962211 171 0.178075 0.0330992 0.02782817