CLAS Physics Database

Measurement E216M546

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: 1.6 — 1.65 GeV

Measurement data
ψ(p), [deg] dσ/dψ(p), [μb/rad] uncertainty
18.0 0.267234 0.0496262
54.0 0.182479 0.0143111
90.0 0.143713 0.00748984
126.0 0.169262 0.00783252
162.0 0.17481 0.0107027
198.0 0.167874 0.00813098
234.0 0.15271 0.00946816
270.0 0.159554 0.0153699
306.0 0.184839 0.0114138
342.0 0.176351 0.0125195