CLAS Physics Database

Measurement E216M571

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π)
Q2: 4.2 — 5.0 GeV2
W: 1.75 — 1.8 GeV

Measurement data
ψ(π), [deg] dσ/dψ(π), [μb/rad] uncertainty
18.0 0.221941 0.0176196
54.0 0.229791 0.0128417
90.0 0.258081 0.0119955
126.0 0.245135 0.00846523
162.0 0.248865 0.0094425
198.0 0.282574 0.010057
234.0 0.241746 0.0096155
270.0 0.24472 0.0112646
306.0 0.230434 0.0126171
342.0 0.235864 0.0150712