CLAS physics database search results Measurement E216M825 CLAS12 Run Group A Krishna Chandra 2018 psi(p) dsigma/dpsi_pr Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 18 0.112365 0.0138647 0.01799942 54 0.107142 0.00867791 0.01230398 90 0.101507 0.00699088 0.00798302 126 0.0941982 0.00560016 0.00762759 162 0.114992 0.00710361 0.01029812 198 0.105184 0.00605824 0.00967353 234 0.0947658 0.00705348 0.00772231 270 0.0921425 0.00767069 0.007666 306 0.0864449 0.00822185 0.00953345 342 0.0834117 0.00660333 0.01638432