Launched on Sep 6, 2008, GeoEye-1 can collect images with a ground resolution of 0.41 metres in panchromatic mode and at 1.65 metres for multispectral mode. GeoEye-1 offers three metre geolocation accuracy, which means that customers can map natural and man-made features to within 3 metres of their actual location.
On 24 September 1999, a new era in satellite remote sensing started with the successful launch of Space Imaging’s IKONOS satellite. IKONOS was the world's first high-resolution commercial satellite to offer 1-metre Earth imagery. DigitalGlobe advises that the IKONOS mission will be ended sometime in 2015.
The RapidEye constellation of 5 sensors was launched on 29th August 2008. Since it’s inception RapidEye has offered users of satellite imagery from various applications with large area coverage, daily revisit times, high resolution imagery and additional multispectral capabilities.