CLAS Physics Database

Measurement E159M759

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: 1.675 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.22316 0.311461
27.0 1.27511 0.212795
45.0 1.32376 0.205047
63.0 1.14552 0.173726
81.0 1.01717 0.154339
99.0 1.22432 0.187205
117.0 1.23807 0.22232
135.0 1.23331 0.201985
153.0 0.968361 0.16386
171.0 1.0679 0.218776