CLAS physics database search results Measurement E159M1076 E1-6 V. Burkert 2001 theta(p) dsigma/d(−cos(theta_pr)) Data errors deg mcb/rad mcb/rad 9 0.409815 0.158363 27 0.914452 0.310598 45 0.365583 0.184723 63 0.396661 0.141927 81 0.542466 0.143466 99 0.743555 0.176371 117 0.87525 0.222427 135 0.70377 0.171442 153 0.77026 0.200045 171 0.916915 0.29862