CLAS Physics Database

Measurement E213M151

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: 1.4 — 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 4.4775 0.4008 1.7881 2.6096
1.100084 9.8922 2.2993 3.7146 4.3687
1.114911 17.9607 1.0998 5.4363 7.4539
1.129739 23.3423 1.5865 6.385 9.0309
1.144567 25.9591 1.4071 6.8697 9.716
1.159394 21.9866 1.22 6.5263 9.2322
1.174222 21.5889 1.1149 6.4717 6.567
1.18905 17.6213 1.5985 5.7616 5.9793
1.203877 15.533 0.8647 5.363 5.4323
1.218705 11.321 0.5792 4.6378 4.6739
1.233533 9.5323 0.5692 4.2689 6.1085
1.248361 5.5387 0.2104 3.0422 4.4228
1.263188 2.8625 0.1716 1.6461 2.3777
1.278016 0.6087 0.0068 0.3848 0.3849