Module:Location map/data/USA Virginia Alexandria/doc

File:Alexandria, Virginia.svg

Alexandria, Virginia

Module:Location map/data/USA Virginia Alexandria is a location map definition used to overlay markers and labels on an equirectangular projection map of Alexandria, Virginia. 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 "USA Virginia Alexandria":

• Template:Tlx
• Template:Tlx
• Template:Tlx
• Template:Tlx

Map definition

• name = Alexandria

  Name used in the default map caption

• image = Alexandria,_Virginia.svg

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

• top = 38.84699

  Latitude at top edge of map, in decimal degrees

• bottom = 38.7844

  Latitude at bottom edge of map, in decimal degrees

• left = -77.14537

  Longitude at left edge of map, in decimal degrees

• right = -77.01988

  Longitude at right edge of map, in decimal degrees

Precision

Longitude: from West to East this map definition covers 0.1255 degrees.

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

Latitude: from North to South this map definition covers 0.0626 degrees.

• At an image height of 200 pixels, that is 0.0003 degrees per pixel.
• At an image height of 1000 pixels, that is 0.0001 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