CLAS Physics Database

Measurement E213M412

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: 1.4 — 1.425 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.085256 1.2982 0.1292 0.6025 1.2798
1.100084 5.9191 0.4934 2.1508 3.2928
1.114911 10.3499 0.7389 3.5046 3.5817
1.129739 14.1104 0.9732 4.4807 4.5852
1.144567 13.8508 1.0094 4.5345 4.6455
1.159394 15.9753 0.8658 4.985 5.3227
1.174222 12.3193 0.715 4.1785 4.2393
1.18905 11.1081 0.7526 3.77 3.8443
1.203877 7.2331 0.5075 2.6773 2.725
1.218705 4.4992 0.3098 1.8357 2.2551
1.233533 1.7977 0.1349 0.9337 1.3213
1.248361 0.522 0.0338 0.3479 1.0908
1.263188 0.1443 0.016 0.1018 0.526
1.278016 0.0199 0.0076 0.0141 0.5078