geocentric


Also found in: Dictionary, Thesaurus, Wikipedia.
Related to geocentric: Geocentric orbit

geocentric

1. having the earth at its centre
2. measured from or relating to the centre of the earth

geocentric

[¦jē·ō¦sen·trik]
(astronomy)
Relative to the earth as a center; that is measured from the center of the earth.

geocentric

Meaning "earth centered," it refers to orbits around the earth. In ancient times, it meant that the earth was the center of the universe. See geostationary and geosynchronous.
References in periodicals archive ?
(60) Both the object and the purpose of the OST support the geocentric ordinary meaning of the term outer space.
Through pieces such as the Astronomical Tables (1483) that were prepared under the direction of King Alfonso X The Wise and the Almagest (1550) of the astronomer and cartographer Claudius Ptolemy (2nd century), the first geocentric models are exposed in which the Earth It occupied the center of the universe.
According to the transversal orbital transfer, a small, continuous, and constant thrust is imposed on the base satellite and along the transversal direction of the mass center O; then, the polar angle [alpha] and the geocentric distance r can be expressed as [8]
Furthermore, the geodetic coordinate ([bar.[lambda]], [bar.[phi]], [bar.h]) of P1 is global knowledge to all nodes, and its geocentric coordinate ([bar.x], [bar.y], [bar.z]) can be derived by Step 1.
They were engaged [and] wanted to continue to interact." Bober provides these and more details, plus photos, in a post on his Captain Library blog entry: "Heliocentric, Geocentric, and Primary Sources" (tinyurl.com/mtnppwa).
Geocentric velocities of Geminid meteors Vg (km/s) ARP/WS 33.5 IAU MDC (4) 34.58 IMO (5) 35 SonotaCo (6) 33.5 Table 4.
Let the spherical coordinates for an exterior field-point be (r, [phi], [lambda]), where r is the geocentric radial distance, [phi] is the azimuthal angle, and [lambda] is the geocentric latitude.
Mariotto (2007) presents the EMNs--multinational companies--in terms of structure in regard to the parent company/subsidiary, according to Perlmutter (1969), as: ethnocentric, polycentric and geocentric. In the ethnocentric one, values and standards are the same as in the parent company, and they are imposed to the subsidiaries, while in the polycentric one, the cultures of host countries are respected, and the subsidiary shall have its local identity.
Of special note is the seminal article 'Culture and Cognitive Development: The Development of Geocentric Language and Cognition' by Ramesh C.
In the 16th century, the Polish astronomer Nicolas Copernicus changed the centre of planetary motion from the Earth to the Sun, challenging Ptolemy's traditional geocentric model.
Detailed knowledge of local geoid surface recently has become increasingly important in order to fully use the potential of accurate geocentric positions, provided by GNSS.
If this is the case, then the spirals of light in the sky is fuel spewing out from the missile as it burns in a fierce cartwheel through the sky, creating the startling geocentric shapes.