CLAS physics database search results Measurement E1M9 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 3.7924442 0.94568443 27 3.7353704 2.0383706 45 5.9027834 2.2544448 63 2.2493477 0.6184774 81 3.0606906 1.3264354 98.99999 2.0608983 0.79289567 117 1.9840835 0.64241815 135 2.1223969 0.57929516 153 1.9853829 0.6730094 171 2.5339341 0.63582784