LEISA observes Jupiter

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Image Credit: NASAJohns Hopkins University Applied Physics LaboratorySouthwest Research Institute
Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

On February 24, 2007, the LEISA (pronounced “Leesa”) infrared spectral imager in the New Horizons Ralph instrument observed giant Jupiter in 250 narrow spectral channels. At the time the spacecraft was 6 million kilometers (nearly 4 million miles) from Jupiter; at that range, the LEISA imager can resolve structures about 400 kilometers (250 miles) across.


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