Newly Released High Resolution Satellite and Aerial Orthomosaics

Each month, eMap has access to newly released digital orthomosaics of aerial imagery inside the United States and the European Union; and to orthomosaics of QuickBird satellite imagery in other international areas. This section will introduce all of the aerial and QuickBird imagery datasets released in the last month.

The digital aerial imagery orthomosaics of key US and EU urban markets:
        • Have 30-cm resolution (or better in limited areas)
        • Are seamless and orthorectified to a
          1:12,000 scale or better
        • Contain no cloud cover
        • Include large-area coverage of the urban center
          and surrounding suburbs

In the past month, the following markets have been unveiled:
        • Colorado Springs, CO
        • Denver, CO
        • Aalborg, Denmark
        • Bergen, Norway
        • Brugge, Belgium
        • Budapest, Hungary
        • Kiel, Germany
        • Liege, Belgium
        • Lodz, Poland
        • Poznan, Poland
        • Warsaw, Poland

The digital QuickBird orthomosaics of key international markets:
        • Have 60-cm resolution
        • Are seamless and orthorectified to a 1:4,800,
          1:12,000 or 1:50,000 scale
        • Contain 10% or less cloud cover
        • Will have no imagery older than 4 years

In the past month, the following QuickBird orthomosaics have been released:
        • Beirut, Lebanon
        • Belo Horizonte, Brazil
        • Jakarta, Indonesia
        • Lusaka, Zambia
        • Milan, Italy
        • Naples, Italy
        • Nice, France
        • Riga, Latvia
        • Sarajevo, Bosnia & Herzegovin
        • Tashkent, Uzbekistan

Here are two samples of 30-cm resolution digital aerial imagery collected over Denver, CO in Summer 2009: