Module:Location map/data/Boston Metro/doc
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This is the documentation page for Module:Location map/data/Boston Metro
Usage
| name | Greater Boston area | |||
|---|---|---|---|---|
| border coordinates | ||||
| 42.487 | ||||
| -71.383 | ←↕→ | -70.857 | ||
| 42.209 | ||||
| map center | 42°20′53″N 71°07′12″W / 42.348°N 71.12°W | |||
| image | Location map Boston Metropolitan Area.png
| |||
| ||||
Module:Location map/data/Boston Metro is a location map definition used to overlay markers and labels on an equirectangular projection map of Greater Boston area. 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 "Boston Metro":
{{Location map|Boston Metro |...}}{{Location map many|Boston Metro |...}}{{Location map+|Boston Metro |...}}{{Location map~|Boston Metro |...}}
Map definition
name = Greater Boston area- Name used in the default map caption
image = Location map Boston Metropolitan Area.png- The default map image, without "Image:" or "File:"
top = 42.487- Latitude at top edge of map, in decimal degrees
bottom = 42.209- Latitude at bottom edge of map, in decimal degrees
left = -71.383- Longitude at left edge of map, in decimal degrees
right = -70.857- Longitude at right edge of map, in decimal degrees
Precision
Longitude: from West to East this map definition covers 0.526 degrees.
- At an image width of 200 pixels, that is 0.0026 degrees per pixel.
- At an image width of 1000 pixels, that is 0.0005 degrees per pixel.
Latitude: from North to South this map definition covers 0.278 degrees.
- At an image height of 200 pixels, that is 0.0014 degrees per pixel.
- At an image height of 1000 pixels, that is 0.0003 degrees per pixel.
Examples using location map templates
Location map, using default map (image)
{{#invoke:Location map/data/Boston Metro|''function_name''}}
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