CLAS Physics Database

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Measurement E216M571

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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 : 1.75 — 1.8 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 0.221941 0.0176196 0.03167051
54 0.229791 0.0128417 0.02607663
90 0.258081 0.0119955 0.0197562
126 0.245135 0.00846523 0.01803858
162 0.248865 0.0094425 0.01881593
198 0.282574 0.010057 0.02185442
234 0.241746 0.0096155 0.0186149
270 0.24472 0.0112646 0.01961891
306 0.230434 0.0126171 0.02483597
342 0.235864 0.0150712 0.04568746