CLAS Physics Database

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Measurement E216M472

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(π−), mcbn/rad
Differential cross section, where ψ(π−) is out-of-plane angle of p and π+ in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 3.5 — 4.2 GeV2
W : 1.9 — 1.95 GeV

Observable quantity measured (Y axis): dσ/dψ(π−), mcbn/rad
Plot measurement data

Parameter (X axis): ψ(π−), deg

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

Measured data:

ψ(π−),
deg
dσ/dψ(π−),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.314239 0.0109513 0.03754977
54 0.331272 0.0137442 0.02975141
90 0.35343 0.0117594 0.02731061
126 0.369421 0.0108229 0.02768271
162 0.427882 0.00985886 0.03178433
198 0.448712 0.00957466 0.03286635
234 0.375652 0.00960238 0.02897351
270 0.321915 0.0117879 0.02595486
306 0.316632 0.0126626 0.03360303
342 0.319369 0.0125302 0.03778683