CLAS Physics Database

Measurement E216M691

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 5.0 — 6.0 GeV2
W: 1.7 — 1.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.583736 0.0527355
27.0 0.579422 0.0493331
45.0 0.558192 0.0329463
63.0 0.574846 0.0259836
81.0 0.599423 0.0294939
99.0 0.618836 0.0408126
117.0 0.510103 0.0229178
135.0 0.480624 0.0253819
153.0 0.450389 0.0395427
171.0 0.502325 0.0626187