CLAS physics database search results Measurement E159M284 E1-6 V. Burkert 2001 theta(p) dsigma/d(−cos(theta_pr)) Data errors deg mcb/rad mcb/rad 9 0.648514 0.187806 27 0.6996 0.13289 45 0.819432 0.146551 63 1.24538 0.223754 81 1.54577 0.244192 99 1.8358 0.286518 117 2.16937 0.343399 135 2.23524 0.355741 153 2.0379 0.331692 171 1.14812 0.233967