CLAS Physics Database

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Measurement E216M234

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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 : 2.4 — 3 GeV2
W : 1.95 — 2 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 2.21949 0.147683 0.35987091
27 2.05809 0.149861 0.25264893
45 1.5061 0.0527943 0.14933322
63 1.34185 0.0463154 0.12627351
81 1.486 0.0370543 0.1332629
99 2.19999 0.114994 0.19600979
117 2.32006 0.0511785 0.17781431
135 2.45053 0.0512087 0.19406355
153 3.23774 0.0671599 0.24515335
171 4.45745 0.131138 0.33901887