CLAS physics database search results Measurement E15M66 E99-105 M. Garçon, M. Guidal, E. S. Smith 2002 phi dsigma/dphi Data errors deg mcbn/rad mcbn/rad 20 0.07831858 0.008332355 60 0.06440336 0.008610573 100 0.07011499 0.00657244 140 0.07998304 0.01009964 220 0.08825623 0.009384082 260 0.07062384 0.006558595 300 0.06413737 0.008584063 340 0.06695257 0.007968341