CLAS Physics Database

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Measurement E216M369

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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 : 2 — 2.05 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 1.51162 0.0976886 0.24661335
27 1.35307 0.0998517 0.14821662
45 1.06574 0.0583807 0.10117116
63 0.971664 0.101153 0.09038078
81 1.0701 0.043588 0.09103861
99 1.35743 0.033878 0.10536846
117 1.60099 0.0538493 0.12037501
135 1.86562 0.0636106 0.1376762
153 2.75458 0.0780585 0.21467111
171 3.55654 0.101871 0.27978503