CLAS physics database search results Measurement E216M240 CLAS12 Run Group A Krishna Chandra 2018 psi(p) dsigma/dpsi_pr Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 18 0.646028 0.0282422 0.06008193 54 0.638815 0.0140429 0.05065964 90 0.60115 0.0151741 0.04673667 126 0.634185 0.0290381 0.05172834 162 0.634453 0.0121732 0.05294028 198 0.618873 0.0144039 0.0501311 234 0.613375 0.0277473 0.05006733 270 0.618093 0.0143597 0.04621445 306 0.655943 0.0168983 0.05615438 342 0.557793 0.0175782 0.06312438