CLAS Physics Database

Measurement E213M169

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: 1.45 — 1.475 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.090613 5.2875 0.5124 1.0247 1.4475
1.116155 13.5917 0.9711 2.5506 3.6074
1.141697 21.3599 1.4815 3.7714 4.052
1.167239 30.5311 1.2017 5.2222 5.3587
1.192781 33.6807 1.3764 6.025 6.1802
1.218323 30.7571 1.6479 5.6794 5.9136
1.243865 20.3273 0.9963 4.5285 4.6368
1.269407 11.1521 0.6308 3.1039 4.4802
1.294949 5.6635 0.3845 2.1054 3.1288
1.320491 1.2893 0.1451 0.5779 0.8224
1.346033 0.0012 0.0001 0.0007 0.0007
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