CLAS physics database search results Measurement E62M332 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 1.7069112 0.18617032 108 2.5249262 0.33243114 180 3.1395497 0.48550811 251.99998 2.206244 0.24572349 324 1.5795187 0.19224159