CLAS Physics Database

Measurement E159M580

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: 1.775 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 1.20354 0.246039
27.0 1.6523 0.282616
45.0 1.7144 0.283543
63.0 1.70189 0.253286
81.0 1.71882 0.247928
99.0 1.77023 0.253689
117.0 1.81951 0.270577
135.0 1.50428 0.39062
153.0 1.15946 0.792188
171.0 1.22725 0.916751