CLAS Physics Database

Measurement E159M842

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(p)))
Q2: 3.5 — 4.2 GeV2
W: 1.9 GeV
Ebeam: 5.75 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 0.90903 0.291458
27.0 1.36656 0.324752
45.0 0.890517 0.231116
63.0 0.885816 0.233946
81.0 1.2106 0.242481
99.0 1.40082 0.257949
117.0 1.50549 0.29297
135.0 1.3992 0.281109
153.0 1.193 0.240157
171.0 1.16381 0.320997