CLAS Physics Database

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Measurement E216M297

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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 : 1.6 — 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 0.757409 0.0901574 0.15967418
27 0.908109 0.0931538 0.14079065
45 0.706612 0.0353058 0.09413328
63 0.929062 0.087044 0.13082851
81 1.1391 0.209724 0.16758463
99 1.12414 0.0436286 0.09210959
117 1.34133 0.0570669 0.10043955
135 1.28265 0.0387046 0.10281566
153 1.38727 0.0764896 0.1068824
171 1.44966 0.106077 0.13531748