CLAS Physics Database

Measurement E216M610

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: 1.95 — 2.0 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.09717 0.0969216
27.0 1.02879 0.0446703
45.0 0.907043 0.0494324
63.0 0.873113 0.0322794
81.0 0.71778 0.0223765
99.0 0.618057 0.0184873
117.0 0.58482 0.0188396
135.0 0.584504 0.0260919
153.0 0.534057 0.0276327
171.0 0.775432 0.0550265