CLAS physics database search results Measurement E102M134 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 0.506 0.024 0.024 0.027 -0.4 0.535 0.025 0.025 0.018 0 0.546 0.028 0.028 0.021 0.4 0.538 0.028 0.028 0.023 0.8 0.432 0.025 0.025 0.014