Module:Location map/data/United States San Francisco County

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Module:Location map/data/United States San Francisco County is a location map definition used to overlay markers and labels on an equirectangular projection map of San Francisco County. The markers are placed by latitude and longitude coordinates on the default map or a similar map image.

Usage

These definitions are used by the following templates when invoked with parameter "United States San Francisco County":

Map definition

  • name = San Francisco County
    Name used in the default map caption
  • bottom = 37.7013
    Latitude at bottom edge of map, in decimal degrees
  • left = -122.5265
    Longitude at left edge of map, in decimal degrees
  • right = -122.353
    Longitude at right edge of map, in decimal degrees

Precision

Longitude: from West to East this map definition covers 0.1735 degrees.

  • At an image width of 200 pixels, that is 0.0009 degrees per pixel.
  • At an image width of 1000 pixels, that is 0.0002 degrees per pixel.

Latitude: from North to South this map definition covers 0.1178 degrees.

  • At an image height of 200 pixels, that is 0.0006 degrees per pixel.
  • At an image height of 1000 pixels, that is 0.0001 degrees per pixel.


See also

Location map templates

Creating new map definitions


return {
	name = 'San Francisco County',
	top = 37.8191,
	bottom = 37.7013,
	left = -122.5265,
	right = -122.353,
	image = 'Location map San Francisco County.png'
}