M 4.9 earthquake: Indian Ocean (Antarctica) — September 28, 1991

M 4.9 earthquake: Indian Ocean (Antarctica) — September 28, 1991. Epicenter 2783 km N of Mirny Station, depth 10 km, 05:55 Local (1991-09-27 23:55 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (2783 km N, Antarctica) — -41.952, 84.88

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