2021-09-20T07:47:17.0000Z-59.6283-25.79331.96manualconfirmedIRIS4.7mb1Origin/20210920140058.566729.864694Magnitude/20210920140058.566779.864695IRISSOUTH SANDWICH ISLANDS REGIONregion nameNEIC PDEcatalogus7000fcv3contributorID