CLAS physics database search results Measurement E216M900 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 0.0762153 0.0300286 0.02809241 27 0.0677601 0.0192343 0.01609004 45 0.101577 0.0361712 0.02638817 63 0.0727842 0.0172742 0.01292987 81 0.0926654 0.0153653 0.01179555 99 0.165825 0.059277 0.04357126 117 0.103912 0.0168793 0.01238438 135 0.164754 0.0247658 0.01770708 153 0.142741 0.0326188 0.02086786 171 0.156727 0.0550002 0.0259691