2021-08-12T23:18:42.0000Z-50.2888114.034510manualconfirmedIRIS5.1mb1Origin/20210813000612.078118.471740Magnitude/20210813000612.078168.471741IRISWESTERN INDIAN-ANTARCTIC RIDGEregion nameNEIC PDEcatalogus6000f4yycontributorID