CLAS physics database search results Measurement E62M575 E-94-005 CLAS experiment L. Elouadrhiri 2006 theta(pi+) dsigma/d(−cos(theta_pip)) Data errors deg mcbn/rad mcbn/rad 12.85715 5.8368964 1.7569829 38.57143 6.0015869 0.89882392 64.28571 8.8119564 1.5463811 90 8.9713249 0.78732949 115.71429 8.4295349 0.84777224 141.42857 8.171196 1.4313166 167.14285 6.9400387 0.60389286