CLAS Physics Database

Measurement E216M648

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 5.0 — 6.0 GeV2
W: 1.45 — 1.5 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 0.201089 0.050918
27.0 0.1974 0.0225901
45.0 0.152594 0.0223118
63.0 0.178656 0.0190002
81.0 0.227932 0.0599211
99.0 0.268254 0.0420375
117.0 0.261725 0.0227384
135.0 0.319993 0.0241332
153.0 0.314983 0.0310463
171.0 0.389424 0.0715481