CLAS physics database search results Measurement E159M1067 E1-6 V. Burkert 2001 theta(p) dsigma/d(−cos(theta_pr)) Stat. error deg mcb/rad mcb/rad 9 0.551789 0.267267 27 0.826705 0.272521 45 0.558945 0.233552 63 0.502375 0.154183 81 0.897419 0.250927 99 0.82818 0.20756 117 0.874667 0.174871 135 0.943475 0.290735 153 0.987308 0.310495 171 0.880998 0.304634