2025-12-09T12:30:55.733752Z-34.87617874145508-109.1019668579101610manualconfirmedIAG4.897676072662214mb1Origin/20251209210030.98697.185196Magnitude/20251209210030.987027.185197earthquakeIAGSouthern East Pacific Riseregion nameusp2025ybuvcontributorID