M 4.7 earthquake: South Atlantic Ocean (Antarctica) — December 31, 1997

M 4.7 earthquake: South Atlantic Ocean (Antarctica) — December 31, 1997. Epicenter 1691 km N of Neumayer Station III, depth 10 km, 04:59 Local (1997-12-31 04:59 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (1691 km N, Antarctica) — -55.745, -4.712

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