CLAS physics database search results Measurement E46M14 N/A 0 Q^2 sigma Data errors GeV2 mcb mcb 1.785 1.95824 1.08266 2.05 0.834539 0.248185 2.35 0.765218 0.227498 2.65 0.597199 0.17567 3.35 0.369754 0.108109 3.85 0.320649 0.093708 4.307 0.353819 0.103387