CLAS Physics Database

Measurement E216M178

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

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 3.04719 0.116189
27.0 2.87612 0.0976005
45.0 2.64182 0.12942
63.0 2.62463 0.267916
81.0 2.03509 0.0526084
99.0 1.96434 0.106868
117.0 1.70276 0.0481487
135.0 1.89485 0.129906
153.0 1.96418 0.0799771
171.0 2.79253 0.186586