Artifact or something else?
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I saw this green beam and i wonder if this is a common artifact or something else?
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by fatha731
I would say that this is the most common artifact in SDSS images. This is actually a satellite trail which is caused by the satellite passing in front of the lens and the sun light reflecting on it. They can also be blue or red.
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this is also a pretty common artifact: AGZ00021ly
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