CLAS Physics Database

Measurement E216M142

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 2.4 — 3.0 GeV2
W: 1.45 — 1.5 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.68536 0.112631
27.0 1.66845 0.13345
45.0 1.37292 0.0682464
63.0 1.51147 0.213149
81.0 1.39485 0.32411
99.0 0.973008 0.206046
117.0 0.967597 0.0670664
135.0 1.01809 0.0420217
153.0 1.42554 0.233249
171.0 1.54185 0.121872