CLAS physics database search results Measurement E216M492 CLAS12 Run Group A Krishna Chandra 2018 psi(p) dsigma/dpsi_pr Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 18 0.329071 0.0139509 0.0378309 54 0.343159 0.0121198 0.0276994 90 0.337139 0.0102238 0.02530711 126 0.329374 0.014716 0.02584045 162 0.346417 0.00916011 0.02747709 198 0.353478 0.0094753 0.02755479 234 0.335209 0.0111887 0.02483942 270 0.353354 0.0104357 0.02635275 306 0.30069 0.0315402 0.02550816 342 0.291718 0.0110091 0.03303715