CLAS physics database search results Measurement E159M761 E1-6 V. Burkert 2001 theta(p) dsigma/d(−cos(theta_pr)) Data errors deg mcb/rad mcb/rad 9 0.449158 0.143007 27 1.03653 0.226358 45 0.938924 0.19777 63 0.969687 0.178289 81 1.30666 0.23697 99 1.45368 0.25643 117 1.44094 0.251731 135 1.18901 0.23845 153 1.12608 0.229678 171 0.974029 0.286442