CLAS Physics Database

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Measurement E216M171

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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+πp, polarization: none

Q2 : 2.4 — 3 GeV2
W : 1.6 — 1.65 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 1.13856 0.113935 0.30458584
27 1.00356 0.066023 0.19170944
45 1.03741 0.0609595 0.14909611
63 1.08267 0.0398119 0.12544032
81 1.42788 0.0477515 0.12354027
99 1.60219 0.0453215 0.13747467
117 1.87777 0.076926 0.14407175
135 1.90871 0.0474623 0.14743358
153 1.88128 0.0727207 0.14913715
171 2.08559 0.12057 0.15665889