CLAS physics database search results Measurement E102M140 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 0.143 0.014 0.014 0.012 -0.4 0.117 0.025 0.025 0.013 0.4 0.034 0.011 0.016 0.008 0.8 0.015 0.013 0.013 0.005