CLAS Physics Database

Measurement E159M454

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: 3.0 — 3.5 GeV2
W: 1.425 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.413269 0.131076
27.0 0.449094 0.0951533
45.0 0.580536 0.0961288
63.0 0.525598 0.0821296
81.0 0.717066 0.115918
99.0 0.472701 0.0714424
117.0 0.512351 0.0981
135.0 0.551485 0.177481
153.0 0.386349 0.280439
171.0 0.335137 0.372632