CLAS physics database search results Measurement E62M203 E-94-005 CLAS experiment L. Elouadrhiri 2006 theta(pi+) dsigma/d(−cos(theta_pip)) Data errors deg mcbn/rad mcbn/rad 17.99999 2.7751565 1.3526683 54 5.6825175 1.1633047 90 5.2685103 0.64518106 126 4.8689046 0.87095851 162 5.296762 1.8998454