CLAS physics database search results Measurement E102M160 E-89-039 S. Dytman, K. Giovanetti 2007 cos(theta) dsigma/dOmega_T+epsilon*dsigma/dOmega_L Negative uncertainty Positive uncertainty Systematic errors dimensionless mcbn/srad mcbn/srad mcbn/srad mcbn/srad -0.8 0.279 0.02 0.02 0.012 -0.4 0.267 0.021 0.021 0.009 0 0.277 0.022 0.022 0.014 0.4 0.264 0.022 0.022 0.012 0.8 0.257 0.021 0.021 0.011