OS Meridian 2 information

Features & Benefits
High-resolution backdrop map data:
  • Includes textual attribution of geographic features
  • Includes all roads down to street level with the exception of cul-de-sacs less than 100m long
  • Rich topographic layers
  • full Great Britain coverage

Description
As one of our range of backdrop map services, Ordnance Survey's Meridian 2 is a mid-scale representation of Great Britain (including communication and topographic themes) that is specifically designed for online applications.
All geographical features are extracted from existing Ordnance Survey datasets and are fully maintained. This base map is particularly useful as a mid-scale background layer for overlaying analysis results.
OS Meridian 2 is fully compatible with other Ordnance Survey digital data products and other GB map services and data supplied by Esri UK.

Industry
Central Government, Defence, Education, Insurance, Local Government, Public Safety, Utilities, Private sector

Category
Background mapping

Data Type
Cached map service

Coverage
Great Britian

Data Scale
The nominal scale of OS Meridian 2 is 1:50,000. The map service is cached at the following levels:

Cache Scales
5,000,000
2,500,000
1,000,000
500,000
250,000
100,000
75,000
50,000

Recommended minimum to maximum scale range for viewing is 1:25 000 to 1:250 000 Scale. It is best viewed between 1:30 000 and 1:45 000 Scale.

Update Frequency
Annual

Coordinate Reference System
British National Grid (OSGB36)

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