CLAS physics database search results Measurement E62M44 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 5.0435109 0.32063586 108 6.4717751 0.70078021 180 6.9362617 0.43921366 251.99998 6.6477337 0.32900083 324 5.2116165 0.39417267