Interesting object

https://decaps.legacysurvey.org//viewer/?ra=177.0680&dec=-63.8450&layer=decaps2&zoom=16

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Far away nebula? Or artifact…

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@Joel_Watkins It´s the latter. And also, welcome!

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Yead, most sharply defined wiggly lines of 1 colour are as good as certain artifacts / artefacts