CLAS Physics Database

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Measurement E216M729

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/d(−cos(θ(p))), mcbn/rad
Differential cross section, where cos(θ(p)) is cosine of the azimuthal angle of p in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 5 — 6 GeV2
W : 1.9 — 1.95 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(p))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(p), deg

Click here to get data in text file, delimited with tabs.

Measured data:

θ(p),
deg
dσ/d(−cos(θ(p))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.406905 0.0347217 0.04960797
27 0.363671 0.0272815 0.04535236
45 0.380318 0.044105 0.06275301
63 0.328554 0.0179318 0.0290789
81 0.389483 0.0160651 0.03137408
99 0.548833 0.0275998 0.05124076
117 0.56792 0.0300368 0.04541281
135 0.553127 0.0276504 0.04449351
153 0.480301 0.252753 0.16481725
171 0.921361 0.0604604 0.07796535