CLAS Physics Database

Measurement E213M313

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: 1.85 — 1.875 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.105792 2.704 0.9616 0.5238 1.095
1.161691 7.8246 0.4825 1.3084 1.8532
1.21759 12.0487 0.6067 1.8676 2.6477
1.273489 8.9156 0.5833 1.5733 2.225
1.329388 9.4655 0.4394 1.5927 1.6522
1.385287 10.1752 0.4547 1.5885 1.6523
1.441186 11.9466 0.6483 1.6114 2.2837
1.497086 15.2681 0.6619 1.9905 2.0977
1.552985 15.8384 0.7061 2.162 3.0675
1.608884 13.9955 0.6096 1.9684 2.7917
1.664783 8.1287 0.5473 1.3069 1.8556
1.720682 1.3272 0.1647 0.3133 1.2061
1.776581 0.0 0.0 0.0 0.0
1.83248 0.0 0.0 0.0 0.0