CLAS Physics Database

Measurement E213M268

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: 1.725 — 1.75 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.100435 3.7784 0.5511 0.5896 3.5997
1.145619 8.0432 0.5164 1.208 2.7913
1.190804 14.2878 0.7052 1.9328 2.0574
1.235989 17.3722 0.7887 2.2944 2.4261
1.281174 14.8445 0.6588 2.035 2.139
1.326359 16.7583 0.8407 2.2041 2.359
1.371544 19.2319 0.8475 2.4554 2.5975
1.416728 27.9684 1.1402 3.4928 3.6742
1.461913 27.3924 1.1689 3.5584 3.7455
1.507098 23.1146 0.9632 3.1584 3.302
1.552283 9.0646 0.6482 1.6619 4.0089
1.597468 0.7805 0.081 0.2768 0.8286
1.642653 0.0 0.0 0.0 0.0
1.687837 0.0 0.0 0.0 0.0