CLAS Physics Database

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Measurement E216M693

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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 : 1.7 — 1.75 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 0.373597 0.0656939 0.06489556
27 0.421844 0.0344908 0.05290484
45 0.421881 0.0282341 0.04871797
63 0.671192 0.0793924 0.08404219
81 0.591144 0.0283482 0.05367351
99 0.686422 0.0574314 0.05693834
117 0.675599 0.0380768 0.05675082
135 0.596318 0.0268543 0.05038138
153 0.515843 0.028374 0.04407156
171 0.480067 0.116275 0.0664907