CLAS Physics Database

Measurement E216M198

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: 1.75 — 1.8 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.94936 0.109859
27.0 1.78584 0.101916
45.0 1.72461 0.0622391
63.0 1.80143 0.0409214
81.0 2.34183 0.0761107
99.0 2.6839 0.0884393
117.0 2.74981 0.065276
135.0 2.33861 0.081191
153.0 2.29072 0.0665395
171.0 2.314 0.149416