Grid reference

A grid reference identifies a region on a map. Coordinates and gridlines are used to refer to specific features or locations.

Grid Reference Media

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  Layout of a UTM coordinate system.

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  1954 AMS map of a portion of the disputed Aksai Chin region, showing the MGRS grid in blue.

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  A typical map with grid lines

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  UTM zones on an equirectangular world map with irregular zones in red