perilune

perilune  (pr-ln)

The point at which an object orbiting the Moon, such as an artificial satellite, is closest to the Moon's center.

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perilune

in orbit around a moon, the point nearest the moon. Cf. apolune.

See also: Astronomy

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the closest point to the moon in a lunar orbit, as that of a spacecraft. Also called pericynthion.

See also: Planets

Thesaurus

Noun

1.

perilune - periapsis in orbit around the moon periselene periapsis, point of periapsis - (astronomy) the point in an orbit closest to the body being orbited apolune, aposelene - apoapsis in orbit around the moon