Could it be a lens?

https://www.legacysurvey.org//viewer/?ra=30.9369&dec=-3.1508&layer=hsc-dr3&zoom=16

See my post at Zooniverse

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‘probably’ not

I’m sorry do you see the segment that bends down like a J shape that’s connected to the bent misaligned arc above

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should have looked longer at the original image ~ it’s lensing