Measurement E213M389

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:	2.0 — 2.4 GeV²
W:	2.05 — 2.075 GeV
E_beam:	5.754 GeV

Measurement data
ψ(π⁺), [deg]	dσ/dψ(π⁺), [μb/rad]	uncertainty	syst. uncert.	total uncert.
18.0	0.6889	0.0484	0.1231	0.1323
54.0	0.6311	0.0383	0.1214	0.1273
90.0	0.7377	0.042	0.1351	0.1415
126.0	0.8145	0.0399	0.1393	0.1449
162.0	1.0662	0.0539	0.1592	0.168
198.0	1.0223	0.0443	0.1571	0.1632
234.0	0.8144	0.0373	0.1385	0.1434
270.0	0.773	0.0494	0.1391	0.1476
306.0	0.6948	0.0416	0.1284	0.135
342.0	0.6878	0.0352	0.1227	0.1276

CLAS Physics Database