CLAS Physics Database

Measurement E216M554

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π+)
Q2: 4.2 — 5.0 GeV2
W: 1.65 — 1.7 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.168299 0.00757846
54.0 0.199129 0.0147452
90.0 0.200003 0.00810157
126.0 0.271669 0.0124656
162.0 0.296013 0.0114614
198.0 0.276116 0.0129906
234.0 0.253424 0.012418
270.0 0.216417 0.00971924
306.0 0.17969 0.0101312
342.0 0.168235 0.0124876