CLAS physics database search results Measurement E62M172 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi-) dsigma/dphi_pim Data errors deg mcbn/rad mcbn/rad 36 6.12324 0.49382707 108 5.7933121 0.31410483 180 5.241188 0.32883894 251.99998 5.945848 0.46156907 324 6.0186343 0.49732304