CLAS Physics Database

Measurement E216M187

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: 1.7 — 1.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 3.10503 0.109498
27.0 2.83562 0.106716
45.0 2.93266 0.0855201
63.0 2.684 0.0662711
81.0 2.70061 0.106098
99.0 2.36331 0.0604027
117.0 2.26296 0.0494519
135.0 2.20801 0.0521305
153.0 2.91781 0.181389
171.0 3.35994 0.183127