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Tagged with solar-dynamic-observatory image-processing
2 questions
8
votes
1
answer
623
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How can stellar images be "subtracted" from a sequence of exposures? (difference imaging)
The press release UH ATLAS telescope discovers first-of-its-kind asteroid from the Institute of Astronomy at the University of Hawaii shows an image of an "active asteroid" among a field of stars. ...
- 151k
6
votes
1
answer
323
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What are these echo-like artifacts in some SDO images?
I was looking at the Galleries in the NASA Scientific Visualization Studio and in the banner they show an image from SDO - the Solar Dynamics Observatory. I've posted it below along with a cropped, ...
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