CLAS physics database search results Measurement E39M64 E1-5st-Sigma0 (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma Data errors nb/sr nb/sr -0.6 14.96 4.54 -0.25 18.83 4.48 0.05 22.08 4.02 0.35 16.12 4.42 0.65 20.9 5.99 0.9 12.25 6.02