CLAS physics database search results Measurement E62M391 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi-) dsigma/dpsi_pim Data errors deg mcbn/rad mcbn/rad 36 5.1839461 0.3699342 108 5.9072866 0.40512311 180 5.7515588 0.50119215 251.99998 6.0691757 0.4554199 324 5.2891684 0.42268664