CLAS Physics Database

Measurement E216M288

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 3.0 — 3.5 GeV2
W: 1.55 — 1.6 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 0.453607 0.0392939
27.0 0.748532 0.106086
45.0 0.587597 0.042284
63.0 0.898949 0.124459
81.0 0.839562 0.0396916
99.0 1.00866 0.0597833
117.0 1.14855 0.0664612
135.0 1.11043 0.0420375
153.0 1.226 0.0488531
171.0 1.32208 0.102286