CLAS physics database search results Measurement E216M924 CLAS12 Run Group A Krishna Chandra 2018 psi(p) dsigma/dpsi_pr Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 18 0.0424134 0.00975413 0.00674662 54 0.0447775 0.0071214 0.0053837 90 0.0293968 0.00442718 0.00396933 126 0.0405003 0.00530187 0.00345425 162 0.0505069 0.00622567 0.00727033 198 0.0354363 0.00964663 0.00489504 234 0.0392671 0.00516418 0.00390989 270 0.0360606 0.00519788 0.00390161 306 0.039546 0.0067357 0.0053716 342 0.0231557 0.0182007 0.00725395