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Earth Observing-1 (EO-1)

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Status: Completed
Mission Category: Other
Launch Date: November 21, 2000
Launch Location: Vandenberg Air Force Base, CA
Actual Completion Date: March 30, 2017

The Earth Observing (EO-1) satellite was a one-year technology validation/demonstration mission designed to demonstrate new technologies and strategies for improved Earth observations; however, it has been extended beyond one year and still collects data. The satellite contains three observing instruments supported by a variety of newly developed space technologies.

Key Earth Observing-1 Facts

Mission/Portal Page: http://science.nasa.gov/missions/eo-1/
Altitude:Distance from sea level. 705km
Inclination: 98.2°
Local Node:Approximate time, at the equator when vehicle is directly overhead. 10:01 a.m.
Instruments: ALI (Advanced Land Imager)
Hyperion (Hyperspectral Instrument)
LAC (Linear Etalon Imaging Spectral Array (LEISA) Atmospheric Corrector)
Project Scientist(s): Thomas Brakke

Relevant Science Focus Areas:

  • Carbon Cycle
  • Ecosystems
  • Biogeochemistry
  • Earth Surface and Interior

Relevant Science Questions:

  • How does the Earth system respond to natural and human-induced changes?
  • How is the global Earth system changing?

Science Goals:

  • Validate and test new technologies that could provide significant cost reductions and improved performance for future Landsat missions.
  • Provide a science-grade space-borne hyperspectral instrument, thus providing a new class of Earth observation data for improved Earth surface characterization.
  • Provide the first space-based test of an onboard atmospheric corrector for increasing the accuracy of surface reflectance estimates.

Related Applications:

  • Agricultural Efficiency
  • Air Quality
  • Aviation
  • Carbon Management
  • Coastal Management
  • Energy Management
  • Homeland Security
  • Public Health
  • Water Management