Interesting object but this is galaxy or something


https://viewer.legacysurvey.org//?ra=18.8770&dec=-0.8614&layer=ls-dr9&zoom=13&const

welcome to the community!

It is an overlap. One galaxy is in front of the other galaxy

The big blue galaxy is called NGC 450 and the smaller galaxy is called UGC 807.

The more recent Hubble (instrument: WFC3/UVIS, filter: F606W) observation only shows part of both galaxies.
https://archive.stsci.edu/cgi-bin/mastpreview?mission=hst&dataid=ICLT02021

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