CLAS Physics Database

Measurement E216M212

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π+)
Q2: 2.4 — 3.0 GeV2
W: 1.85 — 1.9 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.641234 0.0120625
54.0 0.566829 0.0125711
90.0 0.646836 0.0149735
126.0 0.826709 0.0187429
162.0 1.00874 0.0505604
198.0 0.984271 0.0251754
234.0 0.791066 0.018526
270.0 0.617901 0.0146296
306.0 0.565768 0.0159234
342.0 0.627067 0.0144844