CLAS physics database search results Measurement E62M8 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 6.6002049 0.45984226 108 6.5708675 0.32624152 180 7.6899986 0.37577227 251.99998 6.5728683 0.3589038 324 6.8674459 0.45628071