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  2. List of map projections - Wikipedia

    en.wikipedia.org/wiki/List_of_map_projections

    The straight-line distance between the central point on the map to any other point is the same as the straight-line 3D distance through the globe between the two points. c. 150 BC: Stereographic: Azimuthal Conformal Hipparchos* Map is infinite in extent with outer hemisphere inflating severely, so it is often used as two hemispheres.

  3. Hearts of Iron IV - Wikipedia

    en.wikipedia.org/wiki/Hearts_of_Iron_IV

    Hearts of Iron IV is a grand strategy wargame that revolves around World War II.The player may play as any nation in the world in the 1936 or 1939 start dates in single-player or multiplayer, although the game is not designed to go beyond 1948.

  4. Darkest Hour: A Hearts of Iron Game - Wikipedia

    en.wikipedia.org/wiki/Darkest_Hour:_A_Hearts_of...

    Darkest Hour: A Hearts of Iron Game is a grand strategy wargame that is based on Paradox Interactive's Europa Engine.. In Darkest Hour, as is the case with other Hearts of Iron titles, the player can take control of almost any country that existed in the game's timeframe, which spans from 1914-1920 or 1933–1964 depending on the scenario.

  5. FalconView - Wikipedia

    en.wikipedia.org/wiki/FalconView

    It displays various types of maps and geographically referenced overlays. [2] Many types of maps are supported, but the primary ones of interest to most users are aeronautical charts, satellite images and elevation maps. FalconView also supports a large number of overlay types that can be displayed over any map background.

  6. DTED - Wikipedia

    en.wikipedia.org/wiki/DTED

    DTED (or Digital Terrain Elevation Data) is a standard of digital datasets which consists of a matrix of terrain elevation values, i.e., a Digital Elevation Model.This standard was originally developed in the 1970s to support aircraft radar simulation and prediction.

  7. Mercator projection - Wikipedia

    en.wikipedia.org/wiki/Mercator_projection

    The projection found on these maps, dating to 1511, was stated by John Snyder in 1987 to be the same projection as Mercator's. [6] However, given the geometry of a sundial, these maps may well have been based on the similar central cylindrical projection, a limiting case of the gnomonic projection, which is the basis for a sundial. Snyder ...

  8. Mappa mundi - Wikipedia

    en.wikipedia.org/wiki/Mappa_mundi

    Such maps range in size and complexity from simple schematic maps 25 millimetres (1 inch) or less across to elaborate wall maps, the largest of which to survive to modern times, the Ebstorf map, was around 3.5 m (11 ft 6 in) in diameter. The term derives from the Medieval Latin words mappa (cloth or chart) and mundus (world).

  9. Portolan chart - Wikipedia

    en.wikipedia.org/wiki/Portolan_chart

    The portolan chart combined the exact notations of the text of the periplus or pilot book with the decorative illustrations of a medieval T and O map. In addition, the charts provided realistic depictions of shores. They were meant for practical use by mariners of the period.