CLAS Physics Database

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Measurement E216M513

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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 : 4.2 — 5 GeV2
W : 1.4 — 1.45 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 0.261306 0.0437172 0.10013949
27 0.253926 0.0426973 0.064716
45 0.34793 0.115183 0.06540484
63 0.259257 0.0390738 0.04323661
81 0.269324 0.029004 0.03122305
99 0.285893 0.0256986 0.02520203
117 0.312749 0.022033 0.06088087
135 0.367279 0.0268639 0.03126342
153 0.364826 0.0360954 0.03241708
171 0.378118 0.0640937 0.05049561