CLAS physics database search results Measurement E62M223 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi-) dsigma/dpsi_pim Data errors deg mcbn/rad mcbn/rad 36 4.5128412 0.51073009 108 4.0189438 0.36132261 180 3.2158842 0.43131018 251.99998 3.7137601 0.41494894 324 3.3939772 0.32153246