CLAS physics database search results Measurement E1M336 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 15.977257 2.2677457 27 13.054515 1.3455818 45 12.376437 1.5220459 63 8.3142138 0.77423954 81 9.3818913 0.97568756 98.99999 5.5274782 0.57505286 117 6.4578209 0.85717887 135 6.0635085 0.68081486 153 7.0720978 0.84271312 171 10.985789 1.6346648