CLAS physics database search results Measurement E216M195 CLAS12 Run Group A Krishna Chandra 2018 psi(p) dsigma/dpsi_pr Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 18 0.816822 0.0411052 0.1071321 54 0.845736 0.042729 0.08765799 90 0.68374 0.0213399 0.05709284 126 0.71178 0.0195187 0.05663346 162 0.787694 0.0144057 0.05957052 198 0.718231 0.0123312 0.05446326 234 0.694116 0.0202583 0.05355458 270 0.69608 0.0212249 0.05512535 306 0.75937 0.0250456 0.07325699 342 0.702792 0.0303042 0.10552691