CLAS Physics Database

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Measurement E216M582

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(p), mcbn/rad
Differential cross section, where ψ(p) is out-of-plane angle of π+ 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 : 1.8 — 1.85 GeV

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

Parameter (X axis): ψ(p), deg

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

Measured data:

ψ(p),
deg
dσ/dψ(p),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.226382 0.0137738 0.03216715
54 0.264664 0.0163553 0.02277533
90 0.245033 0.0104723 0.02213183
126 0.246516 0.00839405 0.01900215
162 0.233151 0.00823645 0.01929859
198 0.238912 0.00917656 0.0189026
234 0.239681 0.0100234 0.01811404
270 0.232123 0.0087878 0.01816793
306 0.247904 0.0132011 0.02248966
342 0.217133 0.0189004 0.03906447