CLAS physics database search results Measurement E12M1 E1D and E6A runs CLAS data M. Osipenko 2005 x F2 Data errors Systematic errors dimensionless dimensionless dimensionless dimensionless 0.1045 0.27106 0.0023014 0.011837 0.1135 0.26374 0.0043258 0.011462