CLAS Physics Database

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Measurement E216M391

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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 : 3.5 — 4.2 GeV2
W : 1.45 — 1.5 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 0.176309 0.0290989 0.03428832
54 0.170074 0.0205541 0.01864783
90 0.189165 0.0114219 0.01587362
126 0.178267 0.0113261 0.01700264
162 0.215935 0.011501 0.02034323
198 0.216265 0.0108227 0.01655222
234 0.204462 0.0118187 0.0177692
270 0.163691 0.0103266 0.01378422
306 0.137351 0.00880628 0.02616234
342 0.186953 0.0230195 0.03533764