index ellipsoid
11Indexellipsoid — Das Indexellipsoid, auch Indikatrix oder Fletcher Ellipsoid ist eine von Lazarus Fletcher eingeführte Größe zur Beschreibung der Lichtbrechung in einem doppelbrechenden Kristall. Zusammen mit dem Fresnel Ellipsoid (benannt nach Augustin Jean… …
12Singular value decomposition — Visualization of the SVD of a 2 dimensional, real shearing matrix M. First, we see the unit disc in blue together with the two canonical unit vectors. We then see the action of M, which distorts the disk to an ellipse. The SVD decomposes M into… …
13Geoid — The geoid is that equipotential surface which would coincide exactly with the mean ocean surface of the Earth, if the oceans were in equilibrium, at rest, and extended through the continents (such as with very narrow canals). According to C.F.… …
14Geodesy — (pronEng|dʒiːˈɒdɪsi [OED] ), also called geodetics, a branch of earth sciences, is the scientific discipline that deals with the measurement and representation of the Earth, including its gravitational field, in a three dimensional time varying… …
15World Geodetic System — The World Geodetic System defines a reference frame for the earth, for use in geodesy and navigation. The latest revision is WGS 84 dating from 1984 (last revised in 2004), which will be valid up to about 2010.Earlier schemes included WGS 72, WGS …
16Earth radius — The Earth s shape, like that of all major planets, approximates a sphere. A true sphere has a unique radius, but on Earth the distance from the mean sea level at each point on the surface to the center (the radius of the Earth at a point on the… …
17geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …
18Besselellipsoid — Das Bessel Ellipsoid (auch Bessel 1841) ist ein wichtiges Referenzellipsoid für Europa. Friedrich Wilhelm Bessel hat es 1841 aus den Daten großräumiger Vermessungen in Europa, in Russland), in Indien und Peru abgeleitet. Das von Bessel… …
19Ordnance Survey National Grid — For the electricity network, see National Grid (Great Britain). Geodesy Fundamentals …
20Enceladus (moon) — Infobox Planet name = Enceladus alt names = Saturn II adjectives = Enceladean caption = Degraded craters, fractures and disrupted terrain in Cassini mosaic of the north polar region of Enceladus bgcolour = #a0ffa0 discovery = yes discoverer =… …
