Questions tagged [down-votes]

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3 votes
1 answer
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How can I withdraw a down vote?

I down voted this question because I took the bright points on the image to be stars. It was pointed out to me that they were artifacts from an overlay of a star map. So my down vote is invalid and ...
Dave Gremlin's user avatar
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3 votes
1 answer
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Why was this question voted down?

This question asks how to obtain peridicities from a signal. It seems on-topic if very specific to me, dealing with one of the main activities of astronomy (signal processing). However, it was voted ...
Bruce Becker's user avatar