CLAS Physics Database

Measurement E159M660

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: 1.4 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.318678 0.113945
27.0 0.223028 0.0569097
45.0 0.255325 0.0597444
63.0 0.209704 0.0442818
81.0 0.189893 0.0408298
99.0 0.214608 0.0425218
117.0 0.267927 0.0566793
135.0 0.186506 0.0484482
153.0 0.146599 0.0466809
171.0 0.202636 0.0853004