CLAS Physics Database

Measurement E216M321

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(p)
Q2: 3.0 — 3.5 GeV2
W: 1.75 — 1.8 GeV

Measurement data
ψ(p), [deg] dσ/dψ(p), [μb/rad] uncertainty
18.0 0.533231 0.0428335
54.0 0.54178 0.0371863
90.0 0.50515 0.0207927
126.0 0.489888 0.0121183
162.0 0.512737 0.0117901
198.0 0.503949 0.0120653
234.0 0.490954 0.0124714
270.0 0.514766 0.0180224
306.0 0.584342 0.024183
342.0 0.489628 0.0273101