Astro*Dictionary
by Michael Erlewine
2 articles for
"Perturbation"
A small disturbance in the orbit of a body due to the gravitational pull of a body other than the one it is orbiting. Example: The effect of Jupiter on the orbit of a comet.
Perturbation [Munkasey M.]See also: ♦ Orbit
The displacement in a body's orbit due to the gravita-tional pull of another body.
See also: ♦ Orbit
Astro*Index Copyright © 1997 Michael Erlewine
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