|
|
Definition of Perigee
1. Noun. Periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth.
Definition of Perigee
1. n. That point in the orbit of the moon which is nearest to the earth; -- opposed to apogee. It is sometimes, but rarely, used of the nearest points of other orbits, as of a comet, a planet, etc. Called also epigee, epigeum.
Definition of Perigee
1. Noun. (astronomy) The point, in an orbit about the Earth, that is closest to the Earth: the periapsis of an Earth orbiter. ¹
2. Noun. (astronomy more generally) The point, in an orbit about any planet, that is closest to the planet: the periapsis of any satellite. ¹
3. Noun. (context: perhaps archaic except astrology) The point, in any trajectory of an object in space, where it is closest to the Earth. ¹
¹ Source: wiktionary.com
Definition of Perigee
1. the point in the orbit of a celestial body which is nearest to the earth [n -S] : PERIGEAL, PERIGEAN [adj]
Lexicographical Neighbors of Perigee
Literary usage of Perigee
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Moon: Her Motions, Aspect, Scenery, and Physical Condition by Richard Anthony Proctor (1873)
"It appears, then, that the radial disturbing force causes on the whole a progression
of the perigee, while the tangential force does not directly produce ..."
2. The Moon: Her Motions, Aspect, Scenery, and Physical Condition by Richard Anthony Proctor, Lewis Morris Rutherfurd (1892)
"Speaking generally, it may be said that the lunar perigee advances at such a mean
rate as to make a complete circuit in about 3232'575 days. ..."
3. Elements of Astronomy by Robert Stawell Ball (1886)
"Motion of the perigee.—To determine the position of the moon's perigee (or the
point in its orbit in which the moon is nearest the earth), it is necessary ..."
4. Library of Useful Knowledge: Natural Philosophy (1834)
"Besides this, the times of the sun's motion from apogee to perigee, ... But the
sun's apogee and perigee are at the -distance of half the ecliptic from each ..."
5. Practical Astronomy by Peter Smith Michie, Frank Stowell Harlow (1893)
"The Table of Longitudes of perigee.—The longitude of perihelion increased by 180°
is the corresponding longitude of perigee. Hence the former being found, ..."
6. An Elementary Treatise on Astronomy: In Four Parts. Containing a Systematic by William Augustus Norton (1853)
"As the sun's angular velocity is the greatest at tjie perigee, the longitude of
the sun at the time its angular velocity (is greatest, will be the longitude ..."
Other Resources:
