CLAS Physics Database

Measurement E159M57

Experiment: E1-6
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokesperson: V. Burkert
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 2.0 — 2.4 GeV2
W: 1.525 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.79418 0.399845
27.0 2.54676 0.43427
45.0 2.62477 0.420577
63.0 2.32966 0.370446
81.0 1.98579 0.319972
99.0 1.79426 0.293885
117.0 1.75984 0.286305
135.0 1.58411 0.265281
153.0 1.60152 0.288212
171.0 1.27021 0.302633