CLAS Physics Database

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Measurement E216M563

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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 : 1.7 — 1.75 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 0.283187 0.0192424 0.02926558
54 0.287354 0.0209761 0.02689076
90 0.282398 0.00974012 0.02654299
126 0.328623 0.0131505 0.02947647
162 0.335834 0.0201467 0.03111994
198 0.354747 0.0161406 0.03816837
234 0.322768 0.0124985 0.03354267
270 0.280548 0.010502 0.02685286
306 0.252997 0.00833655 0.02506492
342 0.25851 0.00962621 0.02638707