CLAS Physics Database

Measurement E213M277

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: 1.75 — 1.775 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.100435 3.198 0.3413 0.5404 2.4028
1.145619 7.7435 0.7297 1.1646 2.9678
1.190804 12.1434 0.6773 1.7466 1.8734
1.235989 13.0123 0.5963 1.892 1.9838
1.281174 12.7587 0.6361 1.8121 1.9205
1.326359 10.9846 1.395 1.567 2.098
1.371544 16.6105 0.7662 2.0981 2.2336
1.416728 18.8738 0.879 2.5597 2.7064
1.461913 19.9977 0.9465 2.6878 2.8496
1.507098 19.7736 0.7869 2.8162 2.9241
1.552283 13.2333 0.812 2.0659 4.3358
1.597468 3.6202 0.2834 0.7573 2.4057
1.642653 0.0441 0.0005 0.0261 0.0261
1.687837 0.0 0.0 0.0 0.0