CLAS Physics Database

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Measurement E216M328

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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 : 3 — 3.5 GeV2
W : 1.8 — 1.85 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 0.452385 0.0227758 0.08855354
54 0.484417 0.0161224 0.07032958
90 0.485389 0.0293377 0.05145034
126 0.500816 0.0129851 0.04284537
162 0.511416 0.0149163 0.03784527
198 0.537285 0.0115852 0.04059522
234 0.4826 0.013951 0.03704157
270 0.490334 0.0204076 0.04223118
306 0.49453 0.0148784 0.0458783
342 0.517383 0.0289133 0.07099998