CLAS Physics Database

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Measurement E216M562

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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 0.37311 0.0609784 0.06206722
54 0.283864 0.0178065 0.03128153
90 0.298346 0.013616 0.02375462
126 0.296654 0.0108849 0.02259037
162 0.306251 0.0100947 0.02310198
198 0.308343 0.0115603 0.02433777
234 0.301007 0.010703 0.02268296
270 0.284993 0.019298 0.0208867
306 0.300373 0.0204403 0.03866213
342 0.329485 0.0449302 0.04428256