CLAS Physics Database

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Measurement E216M293

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(π+), mcbn/rad
Differential cross section, where ψ(π+) is out-of-plane angle of p and π− 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/dψ(π+), mcbn/rad
Plot measurement data

Parameter (X axis): ψ(π+), deg

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

Measured data:

ψ(π+),
deg
dσ/dψ(π+),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.257045 0.0121742 0.03205
54 0.268881 0.0124254 0.02986469
90 0.284389 0.0107138 0.03721211
126 0.404634 0.0213284 0.03727269
162 0.477121 0.0164611 0.04615443
198 0.486867 0.0165013 0.04716078
234 0.381747 0.0156826 0.03728386
270 0.368495 0.0938412 0.0713824
306 0.24407 0.00949676 0.0294421
342 0.245547 0.00927653 0.03005718