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3 unusual facts about Geographic coordinate system


1857 Fort Tejon earthquake

The differences in local times were substantial, with San Francisco at 122.43 W and San Diego at 117.10 W, the difference between the two would be around 22 minutes (4 minutes per degree).

Geographic coordinate system

For example, in the United Kingdom the reference point is Newlyn, while in Canada, Mexico and the United States, the point is near Rimouski, Quebec, Canada.

Safe Software

Often described as an ETL tool for spatial data, or a Spatial ETL tool, FME provides functionality similar to a traditional ETL tool, but also has additional capability to manage spatial data and the complexity contributed by spatial data's associated feature geometries, attribute tables, and coordinate systems.



see also