CLAS Physics Database

Measurement E216M465

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(p)
Q2: 3.5 — 4.2 GeV2
W: 1.85 — 1.9 GeV

Measurement data
ψ(p), [deg] dσ/dψ(p), [μb/rad] uncertainty
18.0 0.360851 0.0241223
54.0 0.35034 0.012303
90.0 0.387512 0.0171644
126.0 0.357919 0.00895404
162.0 0.356333 0.00876115
198.0 0.370592 0.00932247
234.0 0.355662 0.0102618
270.0 0.362519 0.0189049
306.0 0.372201 0.0118075
342.0 0.359465 0.0214257