CLAS Physics Database

Measurement E216M171

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: 1.6 — 1.65 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.13856 0.113935
27.0 1.00356 0.066023
45.0 1.03741 0.0609595
63.0 1.08267 0.0398119
81.0 1.42788 0.0477515
99.0 1.60219 0.0453215
117.0 1.87777 0.076926
135.0 1.90871 0.0474623
153.0 1.88128 0.0727207
171.0 2.08559 0.12057