CLAS Physics Database

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Measurement E216M580

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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 : 1.8 — 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 0.194288 0.013825 0.02790102
54 0.218175 0.0119127 0.02064219
90 0.245925 0.00976338 0.01867926
126 0.230395 0.00844066 0.01796134
162 0.252508 0.00899999 0.01937159
198 0.251783 0.00864632 0.01936327
234 0.252394 0.00872207 0.01893784
270 0.241918 0.00915374 0.0196674
306 0.227248 0.0193828 0.02407542
342 0.211551 0.0120118 0.03080512