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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.
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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: 26.1 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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Short URL to This Page:http://svs.gsfc.nasa.gov/goto?2923
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)
Platform/Sensor/Data Set:SOHO/Michelson Doppler Interferometer (MDI)/Continuum
Please give credit for this item to:
NASA/Goddard Space Flight Center
Scientific Visualization Studio
 
Keywords:
SVS >> Helioseismology
SVS >> SOHO
SVS >> Solar Rotation
DLESE >> Space science
SVS >> Sun
GCMD >> Earth Science >> Sun-earth Interactions >> Solar Activity >> Sunspots
SVS >> For Educators
SVS >> Sunspot Cycle
 
 


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Many of our multimedia items use the GCMD keywords. These keywords can be found on the Internet with the following citation:
Olsen, L.M., G. Major, K. Shein, J. Scialdone, S. Ritz, T. Stevens, M. Morahan, A. Aleman, R. Vogel, S. Leicester, H. Weir, M. Meaux, S. Grebas, C.Solomon, M. Holland, T. Northcutt, R. A. Restrepo, R. Bilodeau, 2013. NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 8.0.0.0.0

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