CLAS physics database search results Measurement E216M630 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 0.515816 0.0460075 0.07039338 27 0.491372 0.0251151 0.05143709 45 0.399606 0.0145908 0.03841369 63 0.421115 0.0262984 0.03471607 81 0.517087 0.0340475 0.04256522 99 0.628041 0.0195634 0.05319634 117 0.65791 0.0451221 0.05587084 135 0.873193 0.0313583 0.07024175 153 1.41088 0.0505354 0.10860832 171 1.91456 0.0747916 0.1492676