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In 1971, the IGN and the CNES form the "Group of research of geodesic space". This collaboration between the IGN and the CNES continues with the launching of the program SPOT the 5. The launching of satellite SPOT-1 takes place the 22.Six days after take SPOT-1 in orbit, the IGN create its programme of "data bases launches", the "data bases".
the IGN maps, at a scale adapted for the chosen zoom (up to 1:25000 with a zoom of 1/3000). After the site was first launched, connection requests were 5 times greater than expected by the project team, which led to a crash of the servers. A message was posted apologizing for this problem while a solution was found.
Hand-drawn map of one side of the Valley of Vesdre by French geographers (led by the Cassini family) from 1745 to 1748. In France, the first general maps of the territory using a measuring apparatus were made by the Cassini family during the 18th century on a scale of 1:86,400 (one centimeter on the chart corresponds to approximately 864 meters on the ground).
Created in 1986, IGN FI is the private subsidiary of the French Institut Géographique National (IGN) and works essentially abroad. [1] Its goal is to promote the savoir-faire [ clarification needed ] of the French IGN around the world.
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A model attribution edit summary is Content in this edit is translated from the existing French Wikipedia article at [[:fr:Nivellement général de la France]]; see its history for attribution. You may also add the template {{Translated|fr|Nivellement général de la France}} to the talk page. For more guidance, see Wikipedia:Translation.
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The Instituto Geográfico Nacional (IGN), or National Geographic Institute is a Spanish government agency, dependent on the Spanish Ministry of Public Works. Founded in 1870, it is the national mapping agency for Spain , together with the Centro Nacional de Información Geográfica (CNIG).