CLAS Physics Database

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Measurement E216M590

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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 : 1.85 — 1.9 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 0.192732 0.00633172 0.01793924
54 0.207386 0.00788742 0.01783946
90 0.222762 0.00754598 0.0207652
126 0.305901 0.0096621 0.02371163
162 0.329886 0.0106202 0.02514895
198 0.324248 0.0151704 0.02650194
234 0.281655 0.0105335 0.02307715
270 0.212179 0.009522 0.01754246
306 0.18296 0.00708296 0.0157911
342 0.193258 0.00659052 0.01805485