The Digimap Aerial Collection offers high-resolution 25cm vertical aerial photography, providing the most detailed national coverage available through over 243,000 tiles. Key features include annual updates, data currency, and various mapping tools suitable for institutions and individual users. Users can download imagery with specific limits and access additional data layers using ArcGIS Pro.

1. Introducing the Digimap
Aerial Collection
Ian Holmes
EDINA

2. Data
• New venture with Getmapping
• 25cm resolution vertical aerial photography –
most detailed national coverage available
• Annual updates
• 243,869 1km tiles, JPEG format, 1.7TB

3. Data currency

4. Data currency

5. Aerial Roam

6. Aerial Roam
• Top three zoom levels show OS Open Data
• Get Feature Information tool displays date image was
taken
• Backdrop mapping visible using opacity slider
• Road/Place Name overlay available in the Overlays
menu
• Standard functionality:
– import/export annotations
– open/save map
– annotation and measurement tools

7. Mosaic – hard edges

8. Mosaic – following features

9. Printing
• Max paper size A3
• Max print scale: 1:175,000
• A3 print at 1:175,000 opens 2600 1km images

10. Aerial Download

11. Aerial download
• 100km2 download limit, ~700MB download size
– Can take multiple orders
• Download latest data only, in future Aerial
Download will be able to handle older versions

12. Using the data in ArcGIS Pro
• OS MasterMap Building
Height Attribute
• 25cm aerial imagery
• VectorMap Local Raster
• OS Terrain 5

13. Access
• Institution subscription
• Individual users need to register
Come and talk to us!