CLAS Physics Database

Measurement E213M466

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: 1.55 — 1.575 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.090613 0.3275 0.0486 0.1125 1.0546
1.116155 1.9869 0.1893 0.4804 1.2827
1.141697 4.5678 0.3629 1.0157 1.0786
1.167239 8.0096 0.513 1.6866 2.3827
1.192781 13.2941 0.8207 2.4948 3.5253
1.218323 15.9581 0.6686 2.9711 3.0454
1.243865 17.9357 0.7218 3.3442 3.4212
1.269407 17.8027 0.8995 3.1862 3.3107
1.294949 14.2547 0.7364 2.5104 2.6162
1.320491 11.3588 0.7399 1.9805 2.1142
1.346033 7.0491 0.5199 1.2704 1.7613
1.371575 3.2862 0.2998 0.6281 0.8894
1.397117 0.5068 0.0763 0.1544 0.5007
1.422659 0.0188 0.0044 0.0117 0.0125