CLAS Physics Database

Measurement E159M795

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: 1.775 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.926401 0.283222
27.0 1.02218 0.187505
45.0 1.19874 0.189983
63.0 1.63221 0.249496
81.0 1.53032 0.257728
99.0 1.3908 0.243362
117.0 1.27476 0.225459
135.0 1.2349 0.218263
153.0 1.05096 0.195279
171.0 0.804709 0.203047