CLAS physics database search results Measurement E1M633 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 theta(pi-) dsigma/d(−cos(theta_pim)) Stat. error dimensionless mcbn/rad mcbn/rad 9 8.2801628 0.97100455 27 11.786875 0.9936052 45 11.339973 0.88272268 63 9.1012888 0.62414783 81 7.9075651 0.62673038 98.99999 6.3720665 0.49075961 117 6.9621549 0.61231494 135 8.3350744 0.81100303 153 9.6495256 0.94134432 171 11.101828 1.8210374