- spheroid of reference
- референц-эллипсоид
English-Russian cartography dictionary. 2013.
spheroid of reference
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Reference ellipsoid — In geodesy, a reference ellipsoid is a mathematically defined surface that approximates the geoid, the truer figure of the Earth, or other planetary body.Because of their relative simplicity, reference ellipsoids are used as a preferred surface… … Wikipedia
Oblate spheroid — An oblate spheroid An oblate spheroid is a rotationally symmetric ellipsoid having a polar axis shorter than the diameter of the equatorial circle whose plane bisects it.[1] Oblate spheroids stand in contrast to prolate spheroids. It can be… … Wikipedia
Prolate spheroid — A prolate spheroid is a spheroid in which the polar diameter is longer than the equatorial diameter.Prolate spheroids in sportThe prolate spheroid is the shape of the ball in several sports, such as Rugby Football and Australian Rules Football.… … Wikipedia
Centrifugal force (rotating reference frame) — This article is about the fictitious force related to rotating reference frames. For other uses, see Centrifugal force. Classical mechanics … Wikipedia
система координат — — [http://www.eionet.europa.eu/gemet/alphabetic?langcode=en] EN co ordinate system A reference system used to measure horizontal and vertical distances on a planimetric map. A coordinate system is usually defined by a map projection, a… … Справочник технического переводчика
Figure of the Earth — An oblate spheroid Geodesy … Wikipedia
Geodetic system — For other uses, see Geodetic. Geodesy Fundamentals … Wikipedia
surveying — /seuhr vay ing/, n. 1. the science or scientific method of making surveys of land. 2. the occupation of one who makes land surveys. 3. the act of one who surveys: The surveying required nearly two days. [1425 75; late ME: act of examining… … Universalium
Latitude — This article is about the geographical reference system. For other uses, see Latitude (disambiguation). Map of Earth Longitude (λ) Lines of longitude appear vertical with varying curvature in this projection, but are actually halves of great… … Wikipedia
Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth … Wikipedia
geoid — geoidal, adj. /jee oyd/, n. 1. an imaginary surface that coincides with mean sea level in the ocean and its extension through the continents. 2. the geometric figure formed by this surface, an ellipsoid flattened at the poles. [1880 85; < Gk… … Universalium
