ZOA Galaxy with no data

https://www.legacysurvey.org//viewer-dev/?ra=142.4331&dec=-57.3005&layer=decaps2&zoom=13&sga-parent

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https://www.legacysurvey.org//viewer-dev/?ra=120.6446&dec=-37.7825&layer=decaps2&zoom=14

where/when is this?