CLAS Physics Database

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Measurement E216M1003

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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 : 7 — 8 GeV2
W : 2.05 — 2.1 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 0.0573107 0.0125177 0.0166134
54 0.0469825 0.00512135 0.00655175
90 0.0905797 0.0133983 0.01054494
126 0.103933 0.0139347 0.01190908
162 0.116279 0.00871597 0.01312919
198 0.125349 0.011606 0.01478297
234 0.0755242 0.00704662 0.0081106
270 0.071253 0.017454 0.01947363
306 0.0547506 0.00700567 0.00753374
342 0.03702 0.00847191 0.00669832