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Measurement E213M266

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Experiment: E1-6, 2025, 2001

Spokespersons: R.W. Gothe, A. Trivedi

Experiment comment: Experiment year: 2001—2002

No publications available for this experiment

Quantity measured: dσ/d(−cos(θ(π+))), mcb/rad
Differential cross section, where cos(θ(π+) is cosine of the azimuthal angle of π+ in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+πp, polarization: none

Q2 : 2 — 2.4 GeV2
W : 1.7 — 1.725 GeV
Ebeam : 5.754 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(π+))), mcb/rad
Plot measurement data

Parameter (X axis): θ(π+), deg

Click here to get data in text file, delimited with tabs.

Measured data:

θ(π+),
deg
dσ/d(−cos(θ(π+))),
mcb/rad
Stat. error,
mcb/rad
Syst. error,
mcb/rad
Total error,
mcb/rad
9 4.8524 0.4274 0.5707 0.713
27 5.0643 0.1763 0.5667 0.5934
45 4.5405 0.2732 0.563 0.6258
63 4.8057 0.1815 0.5566 0.5855
81 4.8723 0.1946 0.5694 0.6017
99 5.0035 0.1691 0.5878 0.6117
117 4.9075 0.1939 0.6127 0.6426
135 3.7153 0.2575 0.7342 1.0406
153 3.4853 0.2098 1.5938 2.2583
171 4.473 0.0048 2.6719 3.7807