CLAS physics database search results Measurement E1M598 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 17.352676 3.1556978 27 9.222538 1.1018291 45 7.4250741 1.001925 63 6.0353646 0.57703948 81 5.6667719 0.54013783 98.99999 4.7907338 0.49724704 117 5.1510797 0.59560275 135 5.0694733 0.52283829 153 4.7128611 0.57878727 171 9.5675669 1.2321695