CLAS physics database search results Measurement E1M707 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 theta(pi+) dsigma/d(−cos(theta_pip)) Stat. error deg mcbn/rad mcbn/rad 9 9.2147999 1.3414907 27 10.640698 1.482933 45 9.650878 0.98889393 63 8.7207909 0.613334 81 8.9007483 0.44781938 98.99999 9.3196516 0.43851662 117 9.1085548 0.43477616 135 8.8971186 0.54826701 153 11.640321 1.4278078 171 7.9039145 0.78376514