CLAS Physics Database

Measurement E216M161

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: 1.55 — 1.6 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 1.5134 0.115097
27.0 1.46417 0.0453628
45.0 1.28266 0.0355651
63.0 1.27795 0.0272424
81.0 1.36527 0.0342776
99.0 1.28369 0.0434797
117.0 1.25259 0.0293003
135.0 1.1138 0.0472083
153.0 0.932329 0.0464236
171.0 1.48219 0.0117409