CLAS physics database search results Measurement E38M192 E1-5st-Lambda (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma_L/sigma_T Data errors Systematic errors -0.6 -0.4333 0.2847 0.213 -0.25 0.2107 0.2331 0.495 0.05 0.2861 0.2044 0.534 0.35 0.0778 0.1423 0.428 0.65 -0.1155 0.1316 0.339 0.9 0.0509 0.1481 0.415