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Measurement E216M845

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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(π+))), mcbn/rad
Differential cross section, where cos(θ(π+) is cosine of the azimuthal angle of π+ in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 6 — 7 GeV2
W : 1.85 — 1.9 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(π+))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(π+), deg

Click here to get data in text file, delimited with tabs.

Measured data:

θ(π+),
deg
dσ/d(−cos(θ(π+))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.375939 0.0410157 0.03299566
27 0.363057 0.0250056 0.0295955
45 0.348109 0.0191032 0.02812559
63 0.364358 0.0165357 0.03158802
81 0.326912 0.0204117 0.0251742
99 0.348967 0.0236187 0.02699187
117 0.294632 0.0181338 0.02567862
135 0.25768 0.0329492 0.0321187
153 0.165 0.043175 0.0427755
171 0.147043 0.00014178 0.07966051