CLAS Physics Database

Measurement E213M504

Experiment: E1-6, 2025
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokespersons: R.W. Gothe, A. Trivedi
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dM(π+,p)
Q2: 2.4 — 3.0 GeV2
W: 1.65 — 1.675 GeV
Ebeam: 5.754 GeV

Measurement data
M(π+,p), [GeV] dσ/dM(π+,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.09597 0.602 0.0542 0.1945 1.072
1.132227 5.8381 0.3923 1.3686 1.4237
1.168483 13.9324 0.7159 2.5454 2.6441
1.204739 23.6145 1.0028 3.7012 3.8346
1.240995 21.7761 0.977 3.2147 3.3599
1.277252 16.48 0.7822 2.4255 2.5485
1.313508 12.3829 0.6969 1.8409 1.9684
1.349764 9.9894 0.527 1.5057 2.1445
1.38602 6.8811 0.3994 1.1035 1.5648
1.422277 4.6948 0.3064 0.8216 2.4483
1.458533 2.9092 0.2211 0.5985 2.3003
1.494789 0.1864 0.0872 0.1111 3.0892
1.531046 0.0086 0.0047 0.0054 0.0071
1.567302 0.0 0.0015 0.0 0.0