M 4.7 earthquake: South Atlantic Ocean (Antarctica) — November 21, 1997

M 4.7 earthquake: South Atlantic Ocean (Antarctica) — November 21, 1997. Epicenter 477 km NW of Capitan Arturo Prat Station, depth 33 km, 07:14 Local (1997-11-21 11:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (477 km NW, Antarctica) — -59.414, -65.821

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