Astro*Dictionary by Michael Erlewine
1 article for "Central Meridian"
Central Meridian [Astro*Index]An imaginary line which bisects the visible disk of an observed planet from pole to pole used to describe the longitude of surface features as they pass "under" it.
See also:
♦ Meridian ♦ Planet ♦ Barycenter
Astro*Index Copyright © 1997 Michael Erlewine