CLAS Physics Database

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Measurement E216M607

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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 : 1.95 — 2 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 0.173494 0.00914369 0.01966274
54 0.196699 0.0101028 0.01759425
90 0.216831 0.00825461 0.01735308
126 0.251074 0.00866441 0.01981053
162 0.283107 0.0077959 0.02030211
198 0.317589 0.00989234 0.02339305
234 0.261626 0.00824435 0.02040848
270 0.215146 0.0103178 0.01692143
306 0.192876 0.0108408 0.01789476
342 0.206733 0.0170597 0.02536713