M 4.9 earthquake: Indian Ocean (Antarctica) — April 26, 1979

M 4.9 earthquake: Indian Ocean (Antarctica) — April 26, 1979. Epicenter 2025 km NW of Showa Station, depth 10 km, 08:37 Local (1979-04-26 07:37 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (2025 km NW, Antarctica) — -52.891, 21.631

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