en

periselene

1

Terminological databases

Kosmoseteaduse ja -tehnoloogia terminibaas

ID 631833 Last modified 22.12.2025
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Domain space travelastronomy
  • ümber Kuu tiirleva keha orbiidi punkt, mis on Kuule kõige lähemal
  • in an orbit around the Moon, the point in the orbit nearest to the lunar surface
periseleen
Usage examples
  • Trajektoori mõõtmise andmeil olid automaatjaama Kuu-lähedase orbiidi parameetrid 29. oktoobril järgmised: minimaalne kaugus Kuu pinnast (periseleen) ligi 100 kilomeetrit, maksimaalne kaugus Kuu pinnast (aposeleen) ligi 1740 kilomeetrit.
kuulähis
perilune
Usage examples
  • The injected orbit after LOI1 is a moon-centric elliptical orbit with a perilune altitude of 100 km, an apolune altitude of 11800 km, and an inclination of 90 degrees.
periselene
Usage examples
  • When farthest from the Moon (at apoapsis) a spacecraft is said to be at apolune, apocynthion, or aposelene. When closest to the Moon (at periapsis) it is said to be at perilune, pericynthion, or periselene. These derive from names or epithets of the moon.

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