CLAS Physics Database

Measurement E216M225

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: 1.9 — 1.95 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 2.26036 0.0934325
27.0 2.0875 0.129043
45.0 1.69764 0.0620335
63.0 1.54921 0.0328864
81.0 1.77248 0.0531423
99.0 2.29784 0.0538893
117.0 2.43399 0.050821
135.0 2.40143 0.0442489
153.0 2.95359 0.0601372
171.0 3.67727 0.107478