CLAS physics database search results Measurement E15M62 E99-105 M. Garçon, M. Guidal, E. S. Smith 2002 phi dsigma/dphi Data errors deg mcbn/rad mcbn/rad 20 0.05607749 0.005676712 60 0.04168201 0.005311393 100 0.04403237 0.004277742 140 0.04367903 0.006216232 180 0.03081247 0.01207504 220 0.0510443 0.0065063 260 0.04293944 0.004828925 300 0.04666412 0.005181892 340 0.04838664 0.006578796