CLAS Physics Database

Measurement E159M499

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: 1.55 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.91698 0.281277
27.0 1.21069 0.2932
45.0 1.01116 0.161967
63.0 1.08027 0.171317
81.0 1.11595 0.160175
99.0 1.19468 0.209029
117.0 1.39396 0.215347
135.0 1.11286 0.225283
153.0 0.639111 0.462703
171.0 0.552064 0.492258