CLAS Physics Database

Measurement E159M761

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: 1.675 GeV
Ebeam: 5.75 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 0.449158 0.143007
27.0 1.03653 0.226358
45.0 0.938924 0.19777
63.0 0.969687 0.178289
81.0 1.30666 0.23697
99.0 1.45368 0.25643
117.0 1.44094 0.251731
135.0 1.18901 0.23845
153.0 1.12608 0.229678
171.0 0.974029 0.286442