CLAS Physics Database

Measurement E213M547

Experiment: E1-6, 2025
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokespersons: R.W. Gothe, A. Trivedi
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dM(π,p)
Q2: 2.4 — 3.0 GeV2
W: 1.775 — 1.8 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.100435 1.017 0.1105 0.2171 1.1315
1.145619 4.3804 0.3475 0.7034 0.9976
1.190804 8.0885 0.4078 1.3113 1.8591
1.235989 8.8353 0.3833 1.5321 2.1675
1.281174 7.7627 0.4909 1.4206 1.503
1.326359 8.3864 0.4384 1.4225 1.4885
1.371544 9.4121 0.5337 1.4786 1.572
1.416728 10.6923 0.672 1.5227 1.6644
1.461913 12.2401 0.5775 1.7119 1.8067
1.507098 15.0299 0.8014 2.0234 2.8601
1.552283 10.7328 0.5514 1.5758 2.2254
1.597468 5.2516 0.34 0.8831 1.2467
1.642653 0.485 0.1017 0.1324 0.1868
1.687837 0.0 0.0 0.0 0.0