Collisional rings

A few crossposts

https://www.legacysurvey.org//viewer/?ra=172.0348&dec=2.3944&layer=hsc-dr3&zoom=16



https://www.legacysurvey.org//viewer/?ra=4.3724&dec=-11.2357&layer=ls-dr9&zoom=16



https://www.legacysurvey.org//viewer/?ra=357.5548&dec=-0.4743&layer=hsc-dr2&zoom=15&const



https://www.legacysurvey.org//viewer/?ra=8.5661&dec=-6.3266&layer=ls-dr8-south&zoom=15


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