QUICKBIRD

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QUICKBIRD

• CHRIS TYSON

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What is it?

• Imaging satellite
• Owned by DigitalGlobe
• Commercially Available
• Collects over 75 million square kilometers of
  imagery data annually

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When was it launched?

• October 18, 2001
• Vandenberg Air Force Base, California
• Launch mass 1028 kg
• Dry Mass 995 kg
• Fueled for 7 years

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What kind of data does it collect?

• Highly accurate, high resolution quality imagery
  of Earth
• Multispectral and Panchromatic
• Used for many applications, from map publishing
  to land management

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Sensor resolution and spectral bandwidth

• Panchromatic
• 61 cm GSD (Ground Sample Distance) at nadir
• Black and white 450 to 950 nanometers
• 11 bit range

• Multispectral
• 2.44 meter GSD at nadir
• Blue 450-520 nm
• Green 520-600 nm
• Red 630-690 nm
• Near-IR 760-900nm

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Orbit

• Altitude 450 km
• Revisit Frequency 1 to 3.5 days depending on
  latitude
• Collection per orbit 128 gigabytes (about 57
  single area images)

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