https://www.legacysurvey.org//viewer/?ra=299.0561&dec=-56.4602&layer=ls-dr9&zoom=16
Looks gaseous in single exposures as well
1 Like
Looks oddly sharp 
I’m a tad suspicious that this is a cosmic gone wrong or a masking error.
2 Likes
One of the g-band (blue) exposures is super blurry, I think that is what’s giving it that blue halo appearance.
2 Likes