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1. en.wikipedia.org › wiki › Geographic_coordinate_systemGeographic coordinate system - Wikipedia

A geographic coordinate system (GCS) is a spherical or geodetic coordinate system for measuring and communicating positions directly on Earth as latitude and longitude. 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. quizlet.com › 898628786 › locating-places-usingLocating Places Using Coordinate System Flashcards | Quizlet

system that is used to using the degrees of latitude and longitude. Coordinates. are pair of numbers that describe the position of a point. Study with Quizlet and memorize flashcards containing terms like Map, Globe, Latitudes and more.

3. simple.wikipedia.org › wiki › Geographic_coordinateGeographic coordinate system - Simple English Wikipedia, the ...

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 extended the theory. Today, degrees are divided further.

4. quizlet.com › 99394245 › basics-of-geographicBasics of Geographic Coordinate Systems Flashcards | Quizlet

Basics of Geographic Coordinate Systems. The reference specifications of a measurement system, usually a system of coordinate positions on a surface (a horizontal datum) or heights above or below a surface (a vertical datum).

5. quizlet.com › 368133718 › lecture-3-self-assessmentLecture 3 Self Assessment Flashcards | Quizlet

The Equator and the Prime Meridian both have a value of _____ in geographic coordinate systems. zero Lines of latitude run in an east-to-west direction around the globe.

6. en.wikipedia.org › wiki › Geographic_Information_SystemGeographic information system - Wikipedia

In popular GIS software, data projected in latitude/longitude is often represented as a Geographic coordinate system. For example, data in latitude/longitude if the datum is the 'North American Datum of 1983' is denoted by 'GCS North American 1983'.