Measurement E213M793

Experiment:	E1-6, 2025
Year:	2001	Measurement comment: The angle ψ is the angle between the plane defined by the three-momenta of the hadron (in parentheses) and the target proton, and the plane defined by the three-momenta of the other two final-state hadrons Experiment comment: Experiment year: 2001—2002
Spokespersons:	R.W. Gothe, A. Trivedi
Reaction:	ep → π⁺π⁻p
Polarization:	none
Quantity:	dσ/dψ(π⁻)
Q²:	3.0 — 3.5 GeV²
W:	1.725 — 1.75 GeV
E_beam:	5.754 GeV

Measurement data
ψ(π⁻), [deg]	dσ/dψ(π⁻), [μb/rad]	uncertainty	syst. uncert.	total uncert.
18.0	0.6873	0.0891	0.0968	0.1316
54.0	0.6758	0.0672	0.0706	0.0975
90.0	0.6958	0.0448	0.0683	0.0817
126.0	0.6752	0.0384	0.066	0.0763
162.0	0.736	0.0372	0.0675	0.0771
198.0	0.7141	0.0431	0.0661	0.0789
234.0	0.6279	0.0381	0.0623	0.0731
270.0	0.6569	0.0386	0.0644	0.075
306.0	0.6261	0.0518	0.0658	0.0837
342.0	0.5939	0.0434	0.0869	0.0971

CLAS Physics Database