CLAS Physics Database

Measurement E216M474

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: 1.9 — 1.95 GeV

Measurement data
ψ(p), [deg] dσ/dψ(p), [μb/rad] uncertainty
18.0 0.380982 0.0195595
54.0 0.356691 0.0115109
90.0 0.353954 0.0126123
126.0 0.357411 0.00945861
162.0 0.378403 0.00877721
198.0 0.366889 0.00828118
234.0 0.350722 0.00961038
270.0 0.383688 0.0114327
306.0 0.362815 0.0224517
342.0 0.36376 0.0193747