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  2. Army Map Service - Wikipedia

    en.wikipedia.org/wiki/Army_Map_Service

    World War I recruitment poster for the 472nd Engineers (1918–1919), a regiment of the United States Army Corps of Engineers U.S. Army Corps of Engineers topographic engineer making a map during World War I.

  3. Geodetic coordinates - Wikipedia

    en.wikipedia.org/wiki/Geodetic_coordinates

    Geodetic latitude and geocentric latitude have different definitions. Geodetic latitude is defined as the angle between the equatorial plane and the surface normal at a point on the ellipsoid, whereas geocentric latitude is defined as the angle between the equatorial plane and a radial line connecting the centre of the ellipsoid to a point on the surface (see figure).

  4. Category:United States Coast and Geodetic Survey - Wikipedia

    en.wikipedia.org/wiki/Category:United_States...

    Pages in category "United States Coast and Geodetic Survey" The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes .

  5. Mean center of the United States population - Wikipedia

    en.wikipedia.org/wiki/Mean_center_of_the_United...

    Map showing changes to the mean center of population for the United States, 1790–2020 (US Census Bureau) [1] Map of the Position of the U.S. Geographic Center of Area, Mean Center of Population, and Median Center of Population, 2020 (U.S. Census Bureau) [2] The center of the US population, 13th census, near Bloomington, Indiana The center of the US population, 13th census (1910), near ...

  6. National Geospatial-Intelligence Agency - Wikipedia

    en.wikipedia.org/wiki/National_Geospatial...

    The National Geospatial-Intelligence Agency (NGA) is a combat support agency within the United States Department of Defense whose primary mission is collecting, analyzing, and distributing geospatial intelligence (GEOINT) in support of national security.

  7. State Plane Coordinate System - Wikipedia

    en.wikipedia.org/wiki/State_Plane_Coordinate_System

    In 1933, the North Carolina Department of Transportation asked the United States Coast and Geodetic Survey to assist in creating a comprehensive method for converting curvilinear coordinates (latitude and longitude) to a user-friendly, 2-dimensional Cartesian coordinate system.

  8. List of presidents of the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_Presidents_of_the...

    The president of the United States is the head of state and head of government of the United States, [1] indirectly elected to a four-year term via the Electoral College. [2] The officeholder leads the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces . [ 3 ]

  9. National Spatial Reference System - Wikipedia

    en.wikipedia.org/wiki/National_Spatial_Reference...

    The North American-Pacific Geopotential Datum of 2022 (NAPGD2022) is a new geodetic datum set to be produced by the U.S. National Geodetic Survey in 2024–2025 to improve the National Spatial Reference System (NSRS).