CLAS Physics Database

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Measurement E216M229

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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 : 2.4 — 3 GeV2
W : 1.95 — 2 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 0.573756 0.0278118 0.05999383
54 0.582031 0.0379983 0.05756398
90 0.61637 0.0436745 0.05607804
126 0.670543 0.0136223 0.0528266
162 0.798561 0.0131764 0.05776019
198 0.818781 0.0130471 0.05836283
234 0.710617 0.016488 0.05476959
270 0.569663 0.0235758 0.04864217
306 0.547508 0.0273599 0.05330493
342 0.566252 0.0321834 0.06992361