CLAS Physics Database

Measurement E216M306

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: 1.65 — 1.7 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.12904 0.101006
27.0 1.18467 0.101451
45.0 1.16877 0.0585167
63.0 1.27158 0.097076
81.0 1.53544 0.105358
99.0 1.88479 0.307228
117.0 1.69037 0.0422473
135.0 1.61772 0.0452002
153.0 1.68374 0.0604238
171.0 1.76464 0.0938582