CLAS Physics Database

Measurement E216M180

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 2.4 — 3.0 GeV2
W: 1.65 — 1.7 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.58101 0.0906456
27.0 1.52814 0.072869
45.0 1.55513 0.0851725
63.0 1.54371 0.0552974
81.0 2.23403 0.125161
99.0 2.73539 0.215986
117.0 2.50437 0.0485458
135.0 2.44099 0.0839325
153.0 2.38018 0.0596603
171.0 2.66522 0.117759