CLAS Physics Database

Measurement E216M189

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 2.4 — 3.0 GeV2
W: 1.7 — 1.75 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 2.50964 0.153436
27.0 2.25466 0.156064
45.0 2.14399 0.112762
63.0 2.31544 0.0878297
81.0 2.73636 0.237122
99.0 2.97889 0.0635472
117.0 3.10287 0.139433
135.0 2.65031 0.0553504
153.0 2.48356 0.0707773
171.0 2.73202 0.114892