2025-11-12T04:23:01.642Z-55.3317-26.947310manualconfirmedUSGS5mb1Origin/20251112044155.71725.20373063Magnitude/20251112044155.717308.203730642025-11-12T04:41:56.410537ZSouth Sandwich Islands Regionregion nameOrigin/20251112044155.71725.20373063