M 4.7 earthquake: Indian Ocean (Antarctica) — January 17, 1987

M 4.7 earthquake: Indian Ocean (Antarctica) — January 17, 1987. Epicenter 1933 km NW of Showa Station, depth 10 km, 10:52 Local (1987-01-17 08:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1933 km NW, Antarctica) — -52.636, 27.39

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