CLAS physics database search results Measurement E62M80 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 3.1656151 0.36231235 108 3.5139992 0.42511192 180 3.6895058 0.32424715 251.99998 4.0935912 0.52586144 324 3.1210072 0.31612617