CLAS Physics Database

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Measurement E1M69

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Experiment: E93-006 CLAS experiment, 2003

Spokespersons: V. D. Burkert, M. Ripani

Publication:

Quantity measured: dσ/d(−cos(θ(π+))), mcbn/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 : 1.1 — 1.5 GeV2
W : 1.525 — 1.55 GeV
xb : 0.4606 — 0.4735

Observable quantity measured (Y axis): dσ/d(−cos(θ(π+))), mcbn/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+))),
mcbn/rad
Data errors,
mcbn/rad
Systematic errors,
mcbn/rad
9 5.4637341 2.2124341 0
27 3.2856503 1.1846862 0
45 6.5831466 2.4035356 0
63 4.4995565 0.8578167 0
81 6.3601909 1.749867 0
98.99999 4.9069366 2.44068 0
117 4.438808 0.80783302 0
135 5.2290106 1.2287973 0
153 4.2890029 2.2342784 0
171 4.2683945 0 0