2021-08-27T18:07:20.0000Z-57.4257-23.914610manualconfirmedIRIS5.1mb1Origin/20210827182739.745262.617748Magnitude/20210827182739.745317.617749IRISSOUTH SANDWICH ISLANDS REGIONregion nameNEIC PDEcatalogus7000f4zccontributorID