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Measurement E213M464

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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 : 2.4 — 3 GeV2
W : 1.525 — 1.55 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 1.8692 0.1421 0.2399 0.9722
27 1.9181 0.0861 0.2223 0.8169
45 1.4869 0.072 0.1866 0.2001
63 1.4235 0.0714 0.1785 0.1923
81 1.406 0.0614 0.1694 0.1802
99 1.5123 0.0703 0.1808 0.194
117 1.5229 0.0647 0.1861 0.197
135 1.3089 0.099 0.2215 0.3186
153 1.1993 0.0365 0.6982 0.9447
171 1.2981 0.0028 0.7798 0.8365