CLAS Physics Database

Measurement E213M576

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: 1.85 — 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 3.3642 0.2173 0.7641 0.7944
1.161691 11.578 0.5894 1.9762 2.0622
1.21759 15.4346 0.8053 2.1711 2.3157
1.273489 12.405 0.8676 1.6245 1.8417
1.329388 8.4276 0.4312 1.0987 1.1803
1.385287 7.3331 0.3968 0.9084 0.9913
1.441186 8.027 0.4133 0.9284 1.0162
1.497086 6.6666 0.3506 0.7563 0.8336
1.552985 7.0335 0.3333 0.7778 0.8463
1.608884 4.6994 0.235 0.5315 0.5811
1.664783 1.9389 0.1432 0.2628 0.2993
1.720682 0.0807 0.011 0.0371 0.0387
1.776581 0.0 0.0007 0.0 0.0
1.83248 0.0 0.0004 0.0 0.0