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Periapsis vs Pericentre - What's the difference?

periapsis | pericentre |

As nouns the difference between periapsis and pericentre

is that periapsis is the point of a body's elliptical orbit about the system's centre of mass where the distance between the body and the centre of mass is at its minimum while pericentre is an alternative spelling of pericenter.

periapsis

English

Noun

(periapsides)
  • (astronomy) The point of a body's elliptical orbit about the system's centre of mass where the distance between the body and the centre of mass is at its minimum.

    • Usage notes

    In the case of some particular celestial bodies, specialised terms are used.

    Antonyms

    * apoapsis

    Synonyms

    * pericenter

    Related terms

    * periastron * perihelion * perilune * perigee

    See also

    * (Apsis)

    pericentre

    English

    Noun

    (en noun)

    • Anagrams

    *