CLAS physics database search results Measurement E216M810 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 0.15812 0.0250231 0.03323191 27 0.165784 0.0222416 0.02970216 45 0.17425 0.0188072 0.02371482 63 0.217401 0.0227916 0.02733103 81 0.238918 0.0450852 0.0231078 99 0.338027 0.0308923 0.03007583 117 0.357818 0.036208 0.04067799 135 0.364527 0.0265826 0.03023669 153 0.294531 0.0278502 0.03587608 171 0.309107 0.0521213 0.03533678