CLAS Physics Database

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Measurement E216M279

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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 : 3 — 3.5 GeV2
W : 1.5 — 1.55 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 0.571595 0.0855228 0.16421379
27 0.794223 0.0845468 0.12909256
45 0.723096 0.0453779 0.11492512
63 0.806366 0.040711 0.09964334
81 0.899176 0.0838963 0.09964452
99 0.890292 0.0329992 0.09852924
117 1.07369 0.0536698 0.10336154
135 1.0873 0.0469944 0.09507175
153 1.09587 0.063664 0.10417632
171 1.32396 0.0982524 0.11125176