CLAS physics database search results Measurement E21M5 g1c CLAS experiment K. Hicks 2006 cos(theta_K*) dsigma/dcos(theta K*) Data errors dimensionless nb nb -0.75 119.4 28.7 0 0.35 96.8 -0.05 81.4 20.1 0.25 38.4 10.4 0.55 67 16.4 0.8 126.8 31.3