Lens arc x4

https://www.legacysurvey.org//viewer-dev/?ra=302.7835&dec=-52.4711&layer=ls-dr10&zoom=14

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SPT-CL J2011-5228 was observed by HST under proposal : 14630 - A unique probe of the dark matter distribution in a halo at z=1: A strong
lens with a bright central image , PI: Dr. Thomas E. Collett
ID8O02020 DESJ2011-5228 WFC3 UVIS2 F475W 2017-03-22 03:44:32
ID8O02030 DESJ2011-5228 WFC3 UVIS2 F606W 2017-03-22 03:58:23

DESJ2011-5228 F475W, F606W

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wow, that’s absolutely spectacular :+1:

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