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- Satellite_navigation abstract "A satellite navigation or sat nav system is a system of satellites that provide autonomous geo-spatial positioning with global coverage. It allows small electronic receivers to determine their location (longitude, latitude, and altitude) to high precision (within a few metres) using time signals transmitted along a line of sight by radio from satellites. The signals also allow the electronic receivers to calculate the current local time to high precision, which allows time synchronisation. A satellite navigation system with global coverage may be termed a global navigation satellite system or GNSS.As of April 2013, only the United States NAVSTAR Global Positioning System (GPS) and the Russian GLONASS are global operational GNSSs. China is in the process of expanding its regional Beidou navigation system into the global Compass navigation system by 2020. The European Union's Galileo positioning system is a GNSS in initial deployment phase, scheduled to be fully operational by 2020 at the earliest. France, India and Japan are in the process of developing regional navigation systems.Global coverage for each system is generally achieved by a satellite constellation of 20–30 medium Earth orbit (MEO) satellites spread between several orbital planes. The actual systems vary, but use orbital inclinations of >50° and orbital periods of roughly twelve hours (at an altitude of about 20,000 kilometres (12,000 mi)).".
- Satellite_navigation thumbnail Accuracy_of_Navigation_Systems.svg?width=300.
- Satellite_navigation wikiPageExternalLink gnss_modernization.html.
- Satellite_navigation wikiPageExternalLink igscb.jpl.nasa.gov.
- Satellite_navigation wikiPageExternalLink gps.html.
- Satellite_navigation wikiPageExternalLink www.apecgit.org.
- Satellite_navigation wikiPageExternalLink beidou.htm.
- Satellite_navigation wikiPageExternalLink GGG63950NDC_egnos_0.html.
- Satellite_navigation wikiPageExternalLink MainDisp.csl?pid=84-63.
- Satellite_navigation wikiPageExternalLink www.ignss.org.
- Satellite_navigation wikiPageExternalLink gnss.
- Satellite_navigation wikiPageExternalLink orbits.
- Satellite_navigation wikiPageExternalLink gps-gnss-and-geodesy-concepts.
- Satellite_navigation wikiPageExternalLink icg_ebook.pdf.
- Satellite_navigation wikiPageExternalLink www.pnt.gov.
- Satellite_navigation wikiPageExternalLink icg.html.
- Satellite_navigation wikiPageID "1515653".
- Satellite_navigation wikiPageRevisionID "606509252".
- Satellite_navigation hasPhotoCollection Satellite_navigation.
- Satellite_navigation subject Category:Aircraft_instruments.
- Satellite_navigation subject Category:American_inventions.
- Satellite_navigation subject Category:Avionics.
- Satellite_navigation subject Category:Geodesy.
- Satellite_navigation subject Category:Maritime_communication.
- Satellite_navigation subject Category:Navigation.
- Satellite_navigation subject Category:Satellite_navigation_systems.
- Satellite_navigation type AircraftInstruments.
- Satellite_navigation type Artifact100021939.
- Satellite_navigation type Device103183080.
- Satellite_navigation type Instrument103574816.
- Satellite_navigation type Instrumentality103575240.
- Satellite_navigation type Object100002684.
- Satellite_navigation type PhysicalEntity100001930.
- Satellite_navigation type SatelliteNavigationSystems.
- Satellite_navigation type System104377057.
- Satellite_navigation type Whole100003553.
- Satellite_navigation comment "A satellite navigation or sat nav system is a system of satellites that provide autonomous geo-spatial positioning with global coverage. It allows small electronic receivers to determine their location (longitude, latitude, and altitude) to high precision (within a few metres) using time signals transmitted along a line of sight by radio from satellites. The signals also allow the electronic receivers to calculate the current local time to high precision, which allows time synchronisation.".
- Satellite_navigation label "Globales Navigationssatellitensystem".
- Satellite_navigation label "Nawigacja satelitarna".
- Satellite_navigation label "Satellietnavigatie".
- Satellite_navigation label "Satellite navigation".
- Satellite_navigation label "Sistema de navegação por satélite".
- Satellite_navigation label "Sistema global de navegación por satélite".
- Satellite_navigation label "Sistema satellitare globale di navigazione".
- Satellite_navigation label "Système de positionnement par satellites".
- Satellite_navigation label "Спутниковая система навигации".
- Satellite_navigation label "卫星导航系统".
- Satellite_navigation label "衛星測位システム".
- Satellite_navigation sameAs Globální_družicový_polohový_systém.
- Satellite_navigation sameAs Globales_Navigationssatellitensystem.
- Satellite_navigation sameAs Sistema_global_de_navegación_por_satélite.
- Satellite_navigation sameAs Système_de_positionnement_par_satellites.
- Satellite_navigation sameAs Sistem_navigasi_satelit.
- Satellite_navigation sameAs Sistema_satellitare_globale_di_navigazione.
- Satellite_navigation sameAs 衛星測位システム.
- Satellite_navigation sameAs 범지구_위성_항법_시스템.
- Satellite_navigation sameAs Satellietnavigatie.
- Satellite_navigation sameAs Nawigacja_satelitarna.
- Satellite_navigation sameAs Sistema_de_navegação_por_satélite.
- Satellite_navigation sameAs m.0577yw.
- Satellite_navigation sameAs Q179435.
- Satellite_navigation sameAs Q179435.
- Satellite_navigation sameAs Satellite_navigation.
- Satellite_navigation wasDerivedFrom Satellite_navigation?oldid=606509252.
- Satellite_navigation depiction Accuracy_of_Navigation_Systems.svg.
- Satellite_navigation isPrimaryTopicOf Satellite_navigation.