CLAS physics database search results Measurement E39M145 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 -0.4 13.579 7.0774 -0.25 -20.75 13.74 9.7665 0.05 -2.039 14.368 11.3394 0.35 -37.782 15.29 9.8071 0.65 -12.333 18.063 10.7307 0.9 -17.415 21.217 6.5492