CLAS Physics Database

Measurement E216M491

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π+)
Q2: 3.5 — 4.2 GeV2
W: 2.0 — 2.05 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.284232 0.00773861
54.0 0.248084 0.0105863
90.0 0.312531 0.00946108
126.0 0.374862 0.0117173
162.0 0.476533 0.014027
198.0 0.458695 0.0181657
234.0 0.387436 0.0135225
270.0 0.291988 0.00874861
306.0 0.271636 0.0112736
342.0 0.273466 0.00841263