CLAS Physics Database

Measurement E216M419

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: 1.6 — 1.65 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.179462 0.0071274
54.0 0.181749 0.0069026
90.0 0.208449 0.00777504
126.0 0.276014 0.00959385
162.0 0.344056 0.0143336
198.0 0.327906 0.0116883
234.0 0.264019 0.0099054
270.0 0.182529 0.00715886
306.0 0.180132 0.00864988
342.0 0.184268 0.0152835