digimap aerial collection - geoforum 2016 - ian holmes

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Introducing the Digimap Aerial Collection Ian Holmes EDINA

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Page 1: Digimap Aerial Collection - Geoforum 2016 - Ian Holmes

Introducing the Digimap Aerial Collection

Ian HolmesEDINA

Page 2: Digimap Aerial Collection - Geoforum 2016 - Ian Holmes

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

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Data currency

Page 4: Digimap Aerial Collection - Geoforum 2016 - Ian Holmes

Data currency

Page 5: Digimap Aerial Collection - Geoforum 2016 - Ian Holmes

Aerial Roam

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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

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Mosaic – hard edges

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Mosaic – following features

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Printing

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

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Aerial Download

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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

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Using the data in ArcGIS Pro

• OS MasterMap Building Height Attribute

• 25cm aerial imagery• VectorMap Local Raster• OS Terrain 5

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Access

• Institution subscription• Individual users need to register

Come and talk to us!