CLAS physics database search results Measurement E216M780 CLAS12 Run Group A Krishna Chandra 2018 psi(p) dsigma/dpsi_pr Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 18 0.0664266 0.0175168 0.01918558 54 0.0495874 0.00739671 0.00590617 90 0.0540108 0.00624819 0.00517442 126 0.0545107 0.00585631 0.00511857 162 0.0480572 0.00535521 0.00456807 198 0.0528567 0.00568008 0.00503429 234 0.0626085 0.00672086 0.00616829 270 0.04844 0.00629513 0.00589758 306 0.0581063 0.0101895 0.00621936 342 0.0988352 0.0360774 0.01810285