Module:Location map/data/UK Greater London postal/doc
 | This is a documentation subpage for Module:Location map/data/UK Greater London postal. It may contain usage information, categories and other content that is not part of the original module page. |
| name | Greater London | |||
|---|---|---|---|---|
| border coordinates | ||||
| 51.75 | ||||
| -0.6 | ←↕→ | 0.4 | ||
| 51.25 | ||||
| map center | 51°30′00″N 0°06′00″W / 51.5°N 0.10000000000002°W | |||
| image | London Postal District.png
| |||
| ||||
Module:Location map/data/UK Greater London postal is a location map definition used to overlay markers and labels on an equirectangular projection map of Greater London. 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 "UK Greater London postal":
{{Location map|UK Greater London postal |...}}{{Location map many|UK Greater London postal |...}}{{Location map+|UK Greater London postal |...}}{{Location map~|UK Greater London postal |...}}
Map definition
name = Greater London- Name used in the default map caption
image = London Postal District.png- The default map image, without "Image:" or "File:"
top = 51.75- Latitude at top edge of map, in decimal degrees
bottom = 51.25- Latitude at bottom edge of map, in decimal degrees
left = -0.6- Longitude at left edge of map, in decimal degrees
right = 0.4- Longitude at right edge of map, in decimal degrees
Precision
Longitude: from West to East this map definition covers 1 degrees.
- At an image width of 200 pixels, that is 0.005 degrees per pixel.
- At an image width of 1000 pixels, that is 0.001 degrees per pixel.
Latitude: from North to South this map definition covers 0.5 degrees.
- At an image height of 200 pixels, that is 0.0025 degrees per pixel.
- At an image height of 1000 pixels, that is 0.0005 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