CLAS Physics Database

Measurement E159M786

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: 3.5 — 4.2 GeV2
W: 1.75 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.902022 0.251
27.0 1.11837 0.209173
45.0 1.24001 0.193899
63.0 1.25646 0.189144
81.0 1.48667 0.219777
99.0 1.2938 0.212842
117.0 1.38124 0.2329
135.0 1.54868 0.272004
153.0 1.41188 0.263418
171.0 1.16855 0.259155