CLAS physics database search results Measurement E159M1058 E1-6 V. Burkert 2001 theta(p) dsigma/d(−cos(theta_pr)) Data errors deg mcb/rad mcb/rad 9 0.580308 0.241556 27 0.886173 0.321243 45 0.488042 0.187996 63 0.495038 0.187843 81 0.693211 0.181821 99 1.10025 0.296526 117 0.824066 0.181095 135 0.969149 0.30537 153 0.666389 0.180717 171 0.844708 0.236235