CLAS Physics Database

Measurement E216M349

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 3.0 — 3.5 GeV2
W: 1.9 — 1.95 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 2.10635 0.115869
27.0 1.97306 0.0610949
45.0 1.74352 0.0486691
63.0 2.13759 0.325911
81.0 1.67217 0.0547048
99.0 1.46565 0.0365157
117.0 1.24382 0.0445467
135.0 1.27979 0.0537642
153.0 1.34301 0.0644812
171.0 1.97448 0.115601