CLAS physics database search results Measurement E62M92 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 3.9944308 0.5887624 108 4.7336874 0.46139067 180 5.330637 0.37473255 251.99998 4.2301278 0.33356771 324 3.7853491 0.32534975