2026-06-19T21:08:22.407619Z-59.66058349609375-23.3570632934570310manualconfirmedIAG5.047535476965552mb1Origin/20260622145953.679375.46957Magnitude/20260622145953.679436.46958earthquakeIAGSouth Sandwich Islands Regionregion nameusp2026lyjwcontributorID