CLAS Physics Database

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Measurement E1M465

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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 : 0.5 — 0.8 GeV2
W : 1.65 — 1.675 GeV
xb : 0.2524 — 0.2608

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 17.168449 2.6301436 0
27 19.507977 2.3942258 0
45 12.511524 0.98223627 0
63 12.245014 0.5947684 0
81 12.056937 0.45999959 0
98.99999 11.749929 0.50445223 0
117 11.881615 0.40421844 0
135 12.302495 0.64689809 0
153 15.503005 1.6301939 0
171 10.595758 0.63633013 0