CLAS physics database search results Measurement E39M27 E1-5st-Sigma0 (E93-030/E00-112) Mestayer, Hicks, Carman, Raue 1999 cos(theta) sigma Data errors nb/sr nb/sr -0.6 17.11 3.48 -0.25 31.15 3.55 0.05 51.37 3.88 0.35 40.2 4.16 0.65 32.02 7.67 0.9 44.99 27.84