CLAS physics database search results Measurement E62M199 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi-) dsigma/dpsi_pim Data errors deg mcbn/rad mcbn/rad 36 1.2592477 0.21107091 108 1.7188002 0.301045 180 1.2203226 0.17760321 251.99998 1.4402984 0.26291963 324 1.5251117 0.24709991