CLAS physics database search results Measurement E216M675 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 0.279539 0.0878891 0.06590058 27 0.216544 0.0276911 0.0350555 45 0.23585 0.0245183 0.03064028 63 0.230281 0.0495698 0.02950909 81 0.318873 0.0431641 0.03251858 99 0.44098 0.0823601 0.03671465 117 0.379291 0.026176 0.03013419 135 0.385088 0.0237308 0.0322863 153 0.330742 0.0232574 0.02792245 171 0.546127 0.0638506 0.05698539