CLAS Physics Database

Measurement E213M493

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: 1.625 — 1.65 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.09597 0.6439 0.0755 0.1758 0.698
1.132227 3.1532 0.2228 0.6734 0.7093
1.168483 6.4044 0.3984 1.3873 1.4434
1.204739 9.7011 0.4116 2.0604 2.1011
1.240995 11.1996 0.5077 2.2839 2.3397
1.277252 11.8482 0.5546 2.2228 2.291
1.313508 13.176 0.4982 2.3221 2.375
1.349764 15.2387 0.7066 2.5536 2.6495
1.38602 11.8358 0.5693 2.0068 2.086
1.422277 7.7712 0.4631 1.3188 1.3978
1.458533 2.3467 0.1967 0.4723 3.2314
1.494789 0.1331 0.0202 0.0517 0.4234
1.531046 0.0 0.0 0.0 0.0
1.567302 0.0 0.0 0.0 0.0