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GUND
- Usado para
- geoid undulation
- Definição1
- The distance of the geoid above (positive) or below (negative) the mathematical reference ellipsoid. NOTE: In respect to the World Geodetic System 1984 (WGS-84) defined ellipsoid, the difference between the WGS-84 ellipsoidal height and orthometric height is the WGS-84 geoid undulation.
- Fonte1
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. ICAO abbreviations and codes: procedures for air navigation services. 7. ed. Montreal, 2007. (Doc. 8400)
- Fonte2
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Annex 14 to the Convention on International Civil Aviation. Aerodromes. Volume II: heliports. 4th ed. Montreal, 2013.
- Fonte3
- AGÊNCIA NACIONAL DE AVIAÇÃO CIVIL. RBAC 154: projeto de aeródromos. Brasília, 2009. (Regulamentos Brasileiros de Aviação Civil).
- Contexto
- Geoid undulation must be measured in accordance with the appropriate system of coordinates.
- Subárea1
- Aeronautical Cartography
- Português
- ondulação de geóide
- Imagem
The geoid undulation three-dimensional representation of the Earth's surface.
Fonte: http://hu.wikipedia.org/w/index.php?title=F%C3%A1jl:Geoids_sm.jpg&filetimestamp=20080403142037
