CLAS Physics Database

Measurement E159M643

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: 1.95 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 1.53071 0.29307
27.0 1.6337 0.280665
45.0 1.44377 0.24797
63.0 1.67397 0.263048
81.0 1.3884 0.214222
99.0 1.56612 0.23296
117.0 1.61494 0.254959
135.0 1.60346 0.389989
153.0 1.33877 0.911168
171.0 1.22424 0.927431