2026-06-20T04:44:08.971Z-57.9998-25.483959.553manualconfirmedUSGS5.1mb1Origin/20260620045932.338493.28243Magnitude/20260620045932.338571.282442026-06-20T04:58:33.428383Z2026-06-20T04:59:33.427675ZSouth Sandwich Islands Regionregion nameOrigin/20260620045932.338493.28243