CLAS Physics Database

Measurement E216M529

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 4.2 — 5.0 GeV2
W: 1.5 — 1.55 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.744923 0.106573
27.0 0.584861 0.043481
45.0 0.579685 0.0405483
63.0 0.485603 0.03644
81.0 0.385633 0.030683
99.0 0.411195 0.0345684
117.0 0.425006 0.0310362
135.0 0.470749 0.0648137
153.0 0.514924 0.042447
171.0 0.702974 0.0827247