CLAS Physics Database

Measurement E159M743

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: 1.625 GeV
Ebeam: 5.75 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 0.448814 0.154928
27.0 0.52568 0.136517
45.0 0.540148 0.123014
63.0 0.778099 0.197536
81.0 0.862262 0.174546
99.0 0.925016 0.182805
117.0 1.07903 0.214795
135.0 0.905914 0.19669
153.0 0.957773 0.204394
171.0 0.645813 0.238487