CLAS Physics Database

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Measurement E216M508

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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 : 4.2 — 5 GeV2
W : 1.4 — 1.45 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 0.0779029 0.0140108 0.0166499
54 0.0720854 0.0104251 0.02048004
90 0.0837743 0.00938617 0.0084974
126 0.0995302 0.0117334 0.00854088
162 0.104201 0.00854234 0.00864533
198 0.112525 0.00876593 0.00954692
234 0.110496 0.00925779 0.00965752
270 0.0807349 0.00768377 0.00715745
306 0.0817002 0.0252641 0.01341047
342 0.0823587 0.0112533 0.01744464