CLAS Physics Database

Measurement E216M233

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 2.4 — 3.0 GeV2
W: 1.95 — 2.0 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 3.13781 0.0834971
27.0 2.59869 0.0446291
45.0 2.14847 0.0390178
63.0 2.01274 0.0394981
81.0 2.06898 0.0355152
99.0 2.13117 0.036456
117.0 1.98487 0.040405
135.0 1.85809 0.0396001
153.0 1.8564 0.110303
171.0 1.39141 0.0144674