CLAS physics database search results Measurement E216M891 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 0.0453189 0.0197546 0.01775079 27 0.0371594 0.0162034 0.01754698 45 0.0504758 0.0131893 0.01234945 63 0.0532928 0.0123865 0.01048927 81 0.0398827 0.00900167 0.00607246 99 0.0541838 0.0193126 0.01087744 117 0.095862 0.0303796 0.02463704 135 0.0670999 0.0172078 0.01046062 153 0.134632 0.0372686 0.01881361 171 0.0583328 0.0329418 0.05154236