CLAS Physics Database

Measurement E213M322

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: 1.875 — 1.9 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.105792 3.5562 0.3547 0.5486 3.3992
1.161691 7.4031 0.405 1.1557 2.463
1.21759 10.6398 0.5351 1.55 2.9885
1.273489 9.4814 0.4547 1.4224 1.4933
1.329388 9.3628 0.4268 1.3915 1.4555
1.385287 9.1909 0.5318 1.3053 1.4095
1.441186 11.2847 0.6433 1.3372 1.4839
1.497086 12.4486 0.5851 1.5372 1.6448
1.552985 14.286 0.7344 1.7345 3.2381
1.608884 13.2175 0.5262 1.6341 3.0087
1.664783 11.0394 0.6368 1.4209 2.0136
1.720682 3.2394 0.3003 0.6377 0.8966
1.776581 0.0205 0.0015 0.0112 0.0113
1.83248 0.0 0.0 0.0 0.0