CLAS Physics Database

Measurement E216M582

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: 1.8 — 1.85 GeV

Measurement data
ψ(p), [deg] dσ/dψ(p), [μb/rad] uncertainty
18.0 0.226382 0.0137738
54.0 0.264664 0.0163553
90.0 0.245033 0.0104723
126.0 0.246516 0.00839405
162.0 0.233151 0.00823645
198.0 0.238912 0.00917656
234.0 0.239681 0.0100234
270.0 0.232123 0.0087878
306.0 0.247904 0.0132011
342.0 0.217133 0.0189004