CLAS Physics Database

Measurement E159M779

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(p)))
Q2: 3.5 — 4.2 GeV2
W: 1.725 GeV
Ebeam: 5.75 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.38656 0.342283
27.0 1.78251 0.356041
45.0 1.25769 0.264448
63.0 1.46399 0.256742
81.0 1.83652 0.35008
99.0 2.02656 0.384613
117.0 1.88454 0.325355
135.0 1.56705 0.289396
153.0 1.30167 0.286225
171.0 1.09444 0.346233