CLAS physics database search results Measurement E62M580 E-94-005 CLAS experiment L. Elouadrhiri 2006 phi(pi-) dsigma/dphi_pim Data errors deg mcbn/rad mcbn/rad 36 3.6614499 0.37878624 108 3.4807954 0.3210274 180 3.5495107 0.30462578 251.99998 3.515507 0.33369809 324 3.6865656 0.42333612