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Module:Location map/data/JR Echigo Line/doc

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Location map of JR Echigo Line
name JR Echigo Line
border
coordinates
38.05
138.4 ←↕→ 139.18
37.33
map center 37°41′N 138°47′E / 37.69°N 138.79°E / 37.69; 138.79
image Linemap of Echigo Line with Stations.svg


Module:Location map/data/JR Echigo Line is a location map definition used to overlay markers and labels on an equirectangular projection map of JR Echigo Line. 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 "JR Echigo Line":

Map definition

  • name = JR Echigo Line
    Name used in the default map caption
  • bottom = 37.33
    Latitude at bottom edge of map, in decimal degrees
  • left = 138.4
    Longitude at left edge of map, in decimal degrees
  • right = 139.18
    Longitude at right edge of map, in decimal degrees

Precision

Longitude: from West to East this map definition covers 0.78 degrees.

  • At an image width of 200 pixels, that is 0.0039 degrees per pixel.
  • At an image width of 1000 pixels, that is 0.0008 degrees per pixel.

Latitude: from North to South this map definition covers 0.72 degrees.

  • At an image height of 200 pixels, that is 0.0036 degrees per pixel.
  • At an image height of 1000 pixels, that is 0.0007 degrees per pixel.


See also

Location map templates

Creating new map definitions