CLAS Physics Database

Measurement E213M324

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: 1.875 — 1.9 GeV
Ebeam: 5.754 GeV

Measurement data
M(π+,p), [GeV] dσ/dM(π+,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.105792 3.9879 0.2508 0.8578 1.5167
1.161691 14.5705 0.6512 2.1853 3.0876
1.21759 21.3625 0.9099 2.6627 3.7707
1.273489 13.6239 0.6059 1.701 3.1119
1.329388 10.0286 0.4768 1.2055 1.2963
1.385287 9.5359 0.4588 1.036 1.133
1.441186 9.9431 0.6384 1.0145 1.1986
1.497086 9.3394 0.4494 0.9287 1.0317
1.552985 9.0541 0.4433 0.863 1.2207
1.608884 7.9724 0.3653 0.7454 1.0612
1.664783 4.6067 0.2776 0.4457 0.6316
1.720682 1.5592 0.1422 0.1964 0.3118
1.776581 0.0073 0.0012 0.0042 0.0044
1.83248 0.0 0.0005 0.0 0.0