CLAS Physics Database

Measurement E159M291

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: 2.4 — 3.0 GeV2
W: 1.575 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 2.69185 0.445988
27.0 2.66803 0.41119
45.0 2.2503 0.303702
63.0 1.80407 0.2474
81.0 1.25536 0.1804
99.0 1.32926 0.195079
117.0 1.1175 0.155771
135.0 1.20281 0.170221
153.0 1.29974 0.225347
171.0 1.07044 0.21521