CLAS Physics Database

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Measurement E216M783

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

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

Q2 : 6 — 7 GeV2
W : 1.5 — 1.55 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(p))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(p), deg

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

Measured data:

θ(p),
deg
dσ/d(−cos(θ(p))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.131997 0.0365957 0.03255075
27 0.108596 0.0148405 0.02230995
45 0.11475 0.015928 0.02031399
63 0.199806 0.0855815 0.05086533
81 0.231169 0.0424847 0.04107731
99 0.151363 0.0158516 0.015642
117 0.203282 0.0200405 0.01834794
135 0.243194 0.0229475 0.02227404
153 0.183658 0.0253229 0.0236986
171 0.267635 0.0557759 0.03485646