CLAS Physics Database

Measurement E213M243

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: 2.0 — 2.4 GeV2
W: 1.65 — 1.675 GeV
Ebeam: 5.754 GeV

Measurement data
M(π+,p), [GeV] dσ/dM(π+,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.09597 4.0862 0.3003 1.239 1.7531
1.132227 10.8813 0.6178 2.7093 2.7788
1.168483 20.3336 1.6096 3.7784 5.3443
1.204739 31.972 1.715 4.8817 5.1742
1.240995 28.5727 2.125 4.0931 4.6118
1.277252 22.0628 1.0755 3.0653 3.2485
1.313508 17.385 0.9 2.3605 2.5263
1.349764 13.6887 1.1274 1.8071 2.1299
1.38602 12.338 0.7023 1.6134 2.2809
1.422277 10.5798 0.6692 1.3653 1.5205
1.458533 7.5131 0.6098 1.0462 1.4821
1.494789 4.1802 0.4668 0.7342 1.0402
1.531046 0.1702 0.0071 0.0988 0.0991
1.567302 0.0 0.0012 0.0 0.0