CLAS Physics Database

Measurement E159M525

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: 3.0 — 3.5 GeV2
W: 1.625 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 2.4872 0.564064
27.0 1.97942 0.333612
45.0 1.69518 0.289345
63.0 1.3783 0.240416
81.0 1.06488 0.170602
99.0 1.24273 0.204248
117.0 1.27113 0.210382
135.0 1.06966 0.169699
153.0 1.15041 0.212034
171.0 0.977236 0.222386