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Earth Look Images
On Aug. 1, 2009, the LCROSS spacecraft conducted the first of two Earth-look calibrations. The images and spectra were collected from a range of 223,700 miles (360,000 km).

Near Infrared Spectrometer
The image above is a single spectrum from the down-ward looking Near Infrared Spectrometer. Credit: NASA Ames

Ultraviolet/Visible Spectrometer
Shown is a single spectrum from the down-ward looking Ultraviolet/Visible Spectrometer. Credit: NASA Ames

NIR and Thermal Cameras and Context Graphic
Shown above are images of the Earth from a distance of approximately 360,00 km. At this range the Earth’s diameter is approximately 2.2 degrees. Top row: Images from the Near Infrared Cameras (NIR1 and NIR2). Bottom Row: Images from the Mid-Infrared (thermal) Cameras (MIR1 and MIR2. The graphic at the right shows the Earth as it was viewed during the activity with the NIR1 spectrometer ‘s Field of View indicated by the inner green circle. Credit: NASA Ames