CLAS physics database search results Measurement E216M612 CLAS12 Run Group A Krishna Chandra 2018 theta(p) dsigma/d(−cos(theta_pr)) Stat. error Syst. error deg mcbn/rad mcbn/rad mcbn/rad 9 0.645435 0.0626319 0.08697865 27 0.677434 0.0560738 0.06530383 45 0.458578 0.0175662 0.05137229 63 0.477841 0.0147791 0.04071638 81 0.563677 0.0274972 0.07162148 99 0.762475 0.0263835 0.05874807 117 0.832365 0.0269539 0.0621999 135 0.878265 0.028419 0.07150924 153 1.3212 0.0405249 0.09490567 171 1.5604 0.0696657 0.12429555