CLAS physics database search results Measurement E159M797 E1-6 V. Burkert 2001 theta(p) dsigma/d(−cos(theta_pr)) Data errors deg mcb/rad mcb/rad 9 0.965865 0.262419 27 1.32012 0.298524 45 1.00537 0.219784 63 0.921502 0.18189 81 1.37164 0.289833 99 1.74055 0.309788 117 1.63511 0.298603 135 1.41565 0.273103 153 1.33775 0.357546 171 0.920471 0.349893