CLAS Physics Database

Measurement E216M252

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: 2.05 — 2.1 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.72992 0.120373
27.0 1.74817 0.106677
45.0 1.23248 0.0384687
63.0 1.09513 0.0308672
81.0 1.37129 0.0939862
99.0 1.67626 0.0398208
117.0 1.86604 0.0437865
135.0 2.25656 0.0513378
153.0 3.5702 0.06636
171.0 5.10958 0.183207