2025-08-17T09:01:20.185Z-47.8695116.101410manualconfirmedUSGS4.8mb1Origin/20250817092019.052814.111771Magnitude/20250817092019.052885.1117722025-08-17T09:20:03.565604Z2025-08-17T09:20:19.064362ZWestern Indian-Antarctic Ridgeregion nameOrigin/20250817092019.052814.111771