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SOHO/MDI's 'Window' Through the Sun
Using the mathematical techniques, the SOHO/MDI view of the front side of the Sun can be processed to reveal features on the far side of the Sun.

Frontside view of Sun, opening up to reveal farside imaging possible with MDI    Frontside view of Sun, opening up to reveal farside imaging possible with MDI
Duration: 26.0 seconds
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Earth-side view of the Sun.    Earth-side view of the Sun.

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We split the Sun open, showing Earthside and farside hemispheres.    We split the Sun open, showing Earthside and farside hemispheres.

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Two large sunspot groups move across the solar disk.    Two large sunspot groups move across the solar disk.

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Two weeks later, we see their form (highly distorted) in the seismic image of the farside.    Two weeks later, we see their form (highly distorted) in the seismic image of the farside.

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Another two weeks pass and we see the spot-groups in view again, much smaller than in the previous rotation.    Another two weeks pass and we see the spot-groups in view again, much smaller than in the previous rotation.

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Animation Number:2923
Completed:2004-01-21
Animators:Tom Bridgman (GST) (Lead)
 Greg Shirah (NASA/GSFC)
Scientists:Philip Scherrer (Stanford University)
 Keh-Cheng Chu (Stanford University)
 Bernhard Fleck (ESA)
Platforms/Sensors/Data Sets:SOHO/Michelson Doppler Interferometer (MDI)
 SOHO/Michelson Doppler Interferometer (MDI)/Continuum
Keywords:
SVS >> Helioseismology
SVS >> Solar Rotation
DLESE >> Space science
SVS >> Sun
GCMD >> EARTH SCIENCE >> Sun-earth Interactions >> Solar Activity >> Sunspots
 
 
Please give credit for this item to
NASA/Goddard Space Flight Center
Scientific Visualization Studio


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