CLAS physics database search results Measurement E62M467 E-94-005 CLAS experiment L. Elouadrhiri 2006 theta(pi+) dsigma/d(−cos(theta_pip)) Data errors deg mcbn/rad mcbn/rad 12.85715 5.3054299 1.1496742 38.57143 8.6816368 1.6096048 64.28571 11.899659 2.3035369 90 11.124533 0.97968078 115.71429 10.321911 0.83056968 141.42857 7.8819351 0.98135161 167.14285 10.101847 1.9614439