CLAS physics database search results Measurement E39M158 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 -3.6077 14.2224 13.3488 -0.25 16.4557 14.8823 23.3865 0.05 -6.2499 17.4765 26.8124 0.35 -28.6204 17.7242 24.7431 0.65 -19.0447 23.2335 17.6038 0.9 -27.1392 28.1171 13.8087