CLAS physics database search results Measurement E216M792 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 0.0526589 0.0100093 0.02066628 27 0.0676606 0.00876446 0.02133951 45 0.0954201 0.0142514 0.01779191 63 0.130159 0.0206419 0.01890845 81 0.214944 0.042984 0.02788513 99 0.185008 0.0170284 0.01619301 117 0.18993 0.0191816 0.01702143 135 0.256535 0.0228162 0.02150079 153 0.244595 0.0297936 0.02226525 171 0.283479 0.059826 0.03588748