partial halo

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Term: partial halo
Definition:

A partial halo is a CME spanning greater than 120 degrees of solar latitude at the limb and encompassing at least one of the solar poles.
NOAA SWPC SpWx Glossary Planetary Astrophysics Heliophysics
Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan
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https://n2t.net/ark:/99152/h9937