M 4.8 earthquake: Indian Ocean (Antarctica) — January 6, 1991

M 4.8 earthquake: Indian Ocean (Antarctica) — January 6, 1991. Epicenter 1933 km NW of Showa Station, depth 10 km, 13:25 Local (1991-01-06 11:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1933 km NW, Antarctica) — -52.585, 27.707

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