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  2. Geographic coordinate conversion - Wikipedia

    en.wikipedia.org/wiki/Geographic_coordinate...

    Informally, specifying a geographic location usually means giving the location's latitude and longitude.The numerical values for latitude and longitude can occur in a number of different units or formats: [2]

  3. Latvian lats - Wikipedia

    en.wikipedia.org/wiki/Latvian_lats

    The Latvian lats (plural: lati, plural genitive: latu, second Latvian lats ISO 4217 currency code: LVL) was the currency of Latvia from 1922 until 1940 and from 1993 until it was replaced by the euro on 1 January 2014. A two-week transition period during which the lats was in circulation alongside the euro ended on 14 January 2014. [3]

  4. Latvia and the euro - Wikipedia

    en.wikipedia.org/wiki/Latvia_and_the_euro

    A tender for minting the Latvian euro coins began on 20 September 2012. [46] [51] On 10 December 2012, it was announced that Latvia will utilise the Baden-Württemberg Mint. [45] [52] The coins were minted in Stuttgart except the 1 cent, 10 cent and 1 euro coins, which were minted in Karlsruhe. The production of Latvian euros began in July 2013 ...

  5. Euro - Wikipedia

    en.wikipedia.org/wiki/Euro

    The name euro was officially adopted on 16 December 1995 in Madrid. [16] The euro was introduced to world financial markets as an accounting currency on 1 January 1999, replacing the former European Currency Unit (ECU) at a ratio of 1:1 (US$1.1743 at the time). Physical euro coins and banknotes entered into circulation on 1 January 2002, making ...

  6. Decimal degrees - Wikipedia

    en.wikipedia.org/wiki/Decimal_degrees

    Decimal degrees (DD) is a notation for expressing latitude and longitude geographic coordinates as decimal fractions of a degree. DD are used in many geographic information systems (GIS), web mapping applications such as OpenStreetMap, and GPS devices. Decimal degrees are an alternative to using degrees-minutes-seconds notation. As with ...

  7. 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).

  8. Geographic coordinate system - Wikipedia

    en.wikipedia.org/wiki/Geographic_coordinate_system

    A geographic coordinate system (GCS) is a spherical or geodetic coordinate system for measuring and communicating positions directly on Earth as latitude and longitude. [1] It is the simplest, oldest and most widely used type of the various spatial reference systems that are in use, and forms the basis for most others.

  9. Equirectangular projection - Wikipedia

    en.wikipedia.org/wiki/Equirectangular_projection

    Equirectangular projection of the world; the standard parallel is the equator (plate carrée projection). Equirectangular projection with Tissot's indicatrix of deformation and with the standard parallels lying on the equator True-colour satellite image of Earth in equirectangular projection Height map of planet Earth at 2km per pixel, including oceanic bathymetry information, normalized as 8 ...