CLAS physics database search results Measurement E62M296 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 4.6548862 0.28438243 108 5.9221549 0.53086185 180 6.6323814 0.31856951 251.99998 5.171792 0.29618242 324 4.4836698 0.31411445