CLAS physics database search results Measurement E39M146 E1-5st-Sigma0 (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma_L Data errors Systematic errors nb/sr nb/sr nb/sr -0.6 -2.876 13.779 13.3488 -0.25 10.271 14.101 23.3865 0.05 1.151 15.381 26.8124 0.35 -31.176 16.057 24.7431 0.65 -24.243 18.656 17.6038 0.9 -12.98 22.507 13.8087