CLAS physics database search results Measurement E79M21 E93-031 B. Ritchie 2002 theta dsigma/dOmega Data errors deg mcbn/sterad mcbn/sterad 134.5 0.0926 0.0114 120.1 0.0909 0.0103 107.5 0.0869 0.011 95.8 0.109 0.012 84.3 0.135 0.014 72.6 0.0833 0.0131 60 0.123 0.016 45.6 0.202 0.022