CLAS physics database search results Measurement E62M319 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi-) dsigma/dpsi_pim Data errors deg mcbn/rad mcbn/rad 36 1.3243041 0.21730873 108 1.3742061 0.30083758 180 1.6726128 0.36849305 251.99998 1.8035475 0.28565145 324 1.1115854 0.20908429