perihelion

Alternative definitions (1), class: vernacular (0)

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[watch]
Term: perihelion
Definition:

That point on the orbit of a Sun-orbiting body nearest to the Sun. Compare aphelion.
NOAA SWPC SpWx Glossary Planetary Astrophysics Heliophysics
Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan
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