CLAS physics database search results Measurement E216M747 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 0.369217 0.0335582 0.04863346 27 0.321078 0.0212883 0.0339527 45 0.284493 0.021628 0.03089738 63 0.272787 0.0246123 0.02365911 81 0.313037 0.0128366 0.02941667 99 0.572717 0.0621785 0.07082131 117 0.557756 0.0230404 0.04292906 135 0.591578 0.0238782 0.04945087 153 0.853397 0.0351383 0.0671423 171 1.02213 0.051687 0.0904555