2026-01-04T10:45:47.016Z-55.3739-29.474410manualconfirmedUSGS4.7mb1Origin/20260105073603.978772.28978449Magnitude/20260105073603.978854.289784502026-01-04T19:06:38.822752Z2026-01-05T07:36:04.408722ZSouth Sandwich Islands Regionregion nameOrigin/20260105073603.978772.28978449