CLAS Physics Database

Measurement E216M845

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 6.0 — 7.0 GeV2
W: 1.85 — 1.9 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.375939 0.0410157
27.0 0.363057 0.0250056
45.0 0.348109 0.0191032
63.0 0.364358 0.0165357
81.0 0.326912 0.0204117
99.0 0.348967 0.0236187
117.0 0.294632 0.0181338
135.0 0.25768 0.0329492
153.0 0.165 0.043175
171.0 0.147043 0.00014178