CLAS Physics Database

Measurement E159M768

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: 1.7 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.10843 0.245522
27.0 1.48641 0.252217
45.0 1.57634 0.232854
63.0 1.57995 0.224388
81.0 1.57145 0.231279
99.0 1.89733 0.287855
117.0 1.5699 0.242467
135.0 1.85382 0.288964
153.0 1.74229 0.275043
171.0 1.66591 0.32324