CLAS Physics Database

Measurement E216M134

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: 1.4 — 1.45 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 1.07325 0.138546
27.0 0.910966 0.0622487
45.0 0.786384 0.0398208
63.0 0.82644 0.0357246
81.0 0.785603 0.0372632
99.0 0.771542 0.0417582
117.0 0.722733 0.0223356
135.0 0.588965 0.0344812
153.0 0.733779 0.00628119
171.0 0.948424 0.00292572