Nebula in Glob Cluster?
Just seeking info on this nebulous star in NGC 1644


nice find (wherever it’s location) :+1:

Looks like an artifact to me.

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This does not look like a artifact to me, maybe I’d say its new


It’s an outlier rejection artifact by the looks of it. It has been erroneously masked in some filters.

Looks more normal in the DR10 layer

That’s an artifact in DR10 layer, it could also be a galaxy