Module:Location map/data/China Northern Plain/doc

Location map of Northern China

name	Northern China
border coordinates
	42
	103	←↕→	123
	28
map center	35°N 113°E / 35; 113
image	China Northern Plain relief location map.png

Module:Location map/data/China Northern Plain is a location map definition used to overlay markers and labels on an equirectangular projection map of Northern China. 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 "China Northern Plain":

• {{Location map|China Northern Plain |...}}
• {{Location map many|China Northern Plain |...}}
• {{Location map+|China Northern Plain |...}}
• {{Location map~|China Northern Plain |...}}

Map definition

• name = Northern China

  Name used in the default map caption

• image = China Northern Plain relief location map.png

  The default map image, without "Image:" or "File:"

• top = 42

  Latitude at top edge of map, in decimal degrees

• bottom = 28

  Latitude at bottom edge of map, in decimal degrees

• left = 103

  Longitude at left edge of map, in decimal degrees

• right = 123

  Longitude at right edge of map, in decimal degrees

Precision

Longitude: from West to East this map definition covers 20 degrees.

• At an image width of 200 pixels, that is 0.1 degrees per pixel.
• At an image width of 1000 pixels, that is 0.02 degrees per pixel.

Latitude: from North to South this map definition covers 14 degrees.

• At an image height of 200 pixels, that is 0.07 degrees per pixel.
• At an image height of 1000 pixels, that is 0.014 degrees per pixel.

See also

Location map templates

• Template:Location map, to display one mark and label using latitude and longitude
• Template:Location map many, to display up to nine marks and labels
• Template:Location map+, to display an unlimited number of marks and labels

Creating new map definitions

• Template:Location map/Creating a new map definition