CLAS Physics Database

Measurement E213M439

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: 1.475 — 1.5 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.090613 0.8809 0.1077 0.2001 3.1141
1.116155 5.4662 0.3976 0.919 2.5676
1.141697 11.8387 0.6617 1.9226 2.0333
1.167239 19.8277 0.9021 3.2248 3.3486
1.192781 25.1913 0.9515 4.171 4.2782
1.218323 25.3661 1.4053 4.2614 4.4871
1.243865 18.7429 0.889 3.1756 3.2977
1.269407 10.4248 0.5795 1.8277 1.9174
1.294949 4.7231 0.3599 0.8096 0.886
1.320491 0.5945 0.0793 0.1588 1.2891
1.346033 0.0148 0.0064 0.0091 0.067
1.371575 0.0 0.0 0.0 0.0
1.397117 0.0 0.0 0.0 0.0
1.422659 0.0 0.0 0.0 0.0