central meridian passage

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Term: central meridian passage
Definition:

The rotation of an active region or other feature across the longitude meridian that passes through the apparent center of the solar disk.
NOAA SWPC SpWx Glossary Planetary Astrophysics Heliophysics CMP
Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan
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https://n2t.net/ark:/99152/h9778