CLAS Physics Database

Measurement E216M501

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(p)
Q2: 3.5 — 4.2 GeV2
W: 2.05 — 2.1 GeV

Measurement data
ψ(p), [deg] dσ/dψ(p), [μb/rad] uncertainty
18.0 0.316654 0.0134322
54.0 0.352436 0.0159593
90.0 0.351421 0.0145469
126.0 0.331451 0.0134817
162.0 0.344278 0.0096485
198.0 0.336673 0.00824164
234.0 0.332145 0.0125366
270.0 0.329323 0.012171
306.0 0.344478 0.0123813
342.0 0.275039 0.0106758