CLAS physics database search results Measurement E62M607 E-94-005 CLAS experiment L. Elouadrhiri 2006 psi(pi-) dsigma/dpsi_pim Data errors deg mcbn/rad mcbn/rad 36 4.4501877 0.47119212 108 4.1124883 0.40313917 180 3.6723237 0.56882387 251.99998 3.78793 0.30343392 324 3.6573043 0.27005407