CLAS Physics Database

Measurement E159M832

Experiment: E1-6
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokesperson: V. Burkert
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 3.5 — 4.2 GeV2
W: 1.875 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 1.05641 0.229879
27.0 1.19341 0.226441
45.0 0.986874 0.175177
63.0 1.32333 0.21985
81.0 1.17323 0.181784
99.0 1.18679 0.182128
117.0 1.23242 0.188219
135.0 1.34544 0.347224
153.0 0.90074 0.650068
171.0 1.01731 0.806745