CLAS physics database search results Measurement E159M833 E1-6 V. Burkert 2001 theta(p) dsigma/d(−cos(theta_pr)) Data errors deg mcb/rad mcb/rad 9 1.20712 0.381724 27 1.11446 0.271091 45 0.890896 0.205419 63 0.634596 0.133904 81 1.04303 0.218405 99 1.26421 0.208404 117 1.43746 0.315102 135 1.32381 0.275417 153 1.08998 0.271816 171 1.48351 0.411994