CLAS physics database search results Measurement E62M260 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 4.857625 0.41630107 108 5.8658519 0.43262517 180 6.6276083 0.39931193 251.99998 6.402957 0.68772703 324 4.5978627 0.41359448