M 4.8 earthquake: Indian Ocean (Antarctica) — December 24, 1990

M 4.8 earthquake: Indian Ocean (Antarctica) — December 24, 1990. Epicenter 1996 km NW of Showa Station, depth 10 km, 15:52 Local (1990-12-24 14:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1996 km NW, Antarctica) — -52.987, 22.44