Module:Location map/data/Massachusetts Essex County/doc

Module:Location map/data/Massachusetts Essex County is a location map definition used to overlay markers and labels on an equirectangular projection map of Essex County. 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 "Massachusetts Essex County":

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

Map definition

• name = Massachusetts Essex County

  Name used in the default map caption

• image = Essex County Massachusetts incorporated and unincorporated areas.svg

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

• top = 42.8868

  Latitude at top edge of map, in decimal degrees

• bottom = 42.2106

  Latitude at bottom edge of map, in decimal degrees

• left = -71.2559

  Longitude at left edge of map, in decimal degrees

• right = -70.5917

  Longitude at right edge of map, in decimal degrees

Precision

Longitude: from West to East this map definition covers 0.6642 degrees.

• At an image width of 200 pixels, that is 0.0033 degrees per pixel.
• At an image width of 1000 pixels, that is 0.0007 degrees per pixel.

Latitude: from North to South this map definition covers 0.6762 degrees.

• At an image height of 200 pixels, that is 0.0034 degrees per pixel.
• At an image height of 1000 pixels, that is 0.0007 degrees per pixel.

See also

Module:Location map/data/USA Massachusetts

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