![]() ![]() had been based on the North American Datum of 1927, or NAD27. To which horizontal positions in the United States, Canada, Mexico and CentralĪmerica are accurately surveyed and referenced. The "North American datum" is a plane (or more precisely, a surface) Map user who may have used the Maryland coordinate system in the past to understand This short summary is aimed at helping the In recent years, both the latitude-longitude system and the State coordinate Perhaps the most common is the use of latitude and longitude,īut latitude and longitude pose complications when computations are involved.Ī remedy to such complications is the development of State Plane Coordinate Various types of coordinate systems are used to designate a location in some To some standard, or fixed, position in the east-west direction and a position The location of some point is in terms of two coordinates, generally with reference Perhaps the easiest and most objective way to specify Map users often have the need to refer to the location of some point on the Earthquakes, Sinkholes and Other GeohazardsĪ User's Guide to the Maryland Coordinate System. ![]()
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