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Pericenter

💡 Words with a Similar Meaning to "Pericenter"

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WordDefinition
peribaryon—
perigeenoun(astronomy) The point, in an orbit about the Earth, that is closest to the Earth: the periapsis of an Earth orbiter.
peribothronnoun(astronomy) The point in an elliptical orbit around a black hole where the orbiting body is closest to the black hole.
perigalacticumnoun(astronomy) The closest point in a star's orbit around the centre of a galaxy (the galactic periapsis).
pericynthionnounThe point in an elliptical orbit around the moon that passes closest to the moon.
apocenternoun(astronomy) The furthest point of an astronomical object in an elliptical orbit to its center of attraction (the principal focus of the ellipse)
perihelionnoun(astronomy) The point in the elliptical orbit of a comet, planet, etc., where it is nearest to the Sun.
periastronnoun(astronomy) That point of the orbit of a celestial body which is closest to the star around which the body is orbiting.
perihermnoun(astronomy) In an orbit around the planet Mercury, the point that is closest to Mercury.
periheliumnoun(astronomy, obsolete) Synonym of perihelion.
apocentrenounAlternative form of apocenter. [(astronomy) The furthest point of an astronomical object in an elliptical orbit to its center of attraction (the principal focus of the ellipse)]
periareionnounThe point in an elliptical orbit around Mars that is closest to Mars.
perigalacticonnoun(astronomy) The point in the orbit of a star at which it is closest to the centre of its local galaxy
periapsisnoun(astronomy, astrophysics) The point of a body's (elliptical) orbit in a 2-body gravitational system such that the distance between the two bodies (measured from their respective centres of mass) is at its minimum.
apsisnoun(astronomy) Either of the points in the elliptical orbit of a planet, comet, or moon where it is closest or furthest from the body it orbits; examples are perihelion, aphelion, perigee, and apogee
anticenternoun(astronomy) The point in the sky opposite to that of the centre of the galaxy (when viewed from Earth)
apobaryonnoun(astronomy) The furthest point of an astronomical object in an elliptical orbit to the center of mass of the system.
apohermnoun(astronomy) In an orbit around the planet Mercury, the point that is most distant from Mercury.
apofocusnoun(astronomy) apocenter, apobaryon
apastronnoun(astronomy) The point of greatest separation between a celestial object and the star which it orbits.

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