CLAS Physics Database

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Measurement E216M288

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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 : 1.55 — 1.6 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 0.453607 0.0392939 0.12167623
27 0.748532 0.106086 0.14506076
45 0.587597 0.042284 0.11441454
63 0.898949 0.124459 0.31980036
81 0.839562 0.0396916 0.08566185
99 1.00866 0.0597833 0.11639756
117 1.14855 0.0664612 0.09950128
135 1.11043 0.0420375 0.08632171
153 1.226 0.0488531 0.09291355
171 1.32208 0.102286 0.14180153