CLAS physics database search results Measurement E62M608 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi+) dsigma/dpsi_pip Data errors deg mcbn/rad mcbn/rad 36 3.0535033 0.30791843 108 3.7493792 0.32137308 180 5.1541853 0.58319807 251.99998 4.1907907 0.447041 324 3.6283021 0.50232077