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  1. A geographic coordinate system ( GCS) is a spherical or geodetic coordinate system for measuring and communicating positions directly on the Earth as latitude and longitude. [1] . It is the simplest, oldest and most widely used of the various spatial reference systems that are in use, and forms the basis for most others.

    • Geodetic Datum

      A geodetic datum or geodetic system (also: geodetic...

    • Decimal Degrees

      Decimal degrees (DD) is a notation for expressing latitude...

  2. Geographic coordinate system. large version Archived. A geographical coordinate system is a coordinate system. This means that every place can be specified by three sets of three numbers, called coordinates. A full circle can be divided into 360 degrees (or 360°); this was first done by the Babylonians; Ancient Greeks, like Ptolemy later ...

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  4. Geographic coordinate conversion has applications in cartography, surveying, navigation and geographic information systems. In geodesy, geographic coordinate conversion is defined as translation among different coordinate formats or map projections all referenced to the same geodetic datum.

  5. The app is a free download from the App Store." Signpost/2010-11-01, "One million geocoordinates: Last week, the number of geographical coordinates on the English Wikipedia surpassed one million, in around 620,000 articles.

  6. Feb 14, 2013 · Description and Background. The National Geospatial-Intelligence Agency’s (NGA) MSP GEOTRANS (Geographic Translator) is an application program which allows users to easily convert...

  7. The World Geodetic System ( WGS) is a standard used in cartography, geodesy, and satellite navigation including GPS. The current version, WGS 84, defines an Earth-centered, Earth-fixed coordinate system and a geodetic datum, and also describes the associated Earth Gravitational Model (EGM) and World Magnetic Model (WMM).

  8. Google Maps tool – Coordinate converter. Online application to acquire coordinates for any place on Earth. Supports more than 3,000 coordinate systems and 400 datums worldwide. Place pushpins on the map and calculates automatically the coordinates in the selected coordinate system or datum.

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