CLAS physics database search results Measurement E1M418 E93-006 CLAS experiment V. D. Burkert, M. Ripani 2003 theta(pi+) dsigma/d(−cos(theta_pip)) Data errors Systematic errors deg mcbn/rad mcbn/rad mcbn/rad 9 12.783003 1.6024332 0 27 16.362682 2.0993385 0 45 14.921732 0.95999026 0 63 14.014119 0.94964004 0 81 10.826329 0.5621894 0 98.99999 10.74142 0.41470215 0 117 11.606533 0.60041022 0 135 11.935842 0.90897828 0 153 13.999062 1.7876368 0 171 11.117125 1.2535348 0