CLAS Physics Database

Measurement E216M591

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(p)
Q2: 4.2 — 5.0 GeV2
W: 1.85 — 1.9 GeV

Measurement data
ψ(p), [deg] dσ/dψ(p), [μb/rad] uncertainty
18.0 0.221659 0.0136286
54.0 0.229527 0.00880612
90.0 0.265922 0.0101882
126.0 0.256069 0.00972578
162.0 0.264196 0.00848573
198.0 0.246994 0.0078062
234.0 0.226046 0.0136387
270.0 0.241631 0.010004
306.0 0.224505 0.0109408
342.0 0.209781 0.0155214