CLAS physics database search results Measurement E62M139 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi-) dsigma/dpsi_pim Data errors deg mcbn/rad mcbn/rad 36 6.4094615 0.35923904 108 7.0839486 0.39848736 180 6.3255844 0.51907468 251.99998 6.869031 0.37774304 324 6.4625268 0.35910973