Think I found a gravitational lens

https://www.legacysurvey.org//viewer/?ra=304.7566&dec=-56.7093&layer=ls-dr9&zoom=15

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Looks good. That cluster is included in Cluster cosmology constraints from the 2500 deg^2^ SPT-SZ survey: inclusion of weak gravitational lensing data from Magellan and the Hubble Space Telescope. (Bocquet et al) so I suspect it’s known.

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