2021-10-19T01:42:28.0000Z-57.9499-25.523335manualconfirmedIRIS4.7mb1Origin/20211019225114.539264.241491Magnitude/20211019225114.539312.241492IRISSOUTH SANDWICH ISLANDS REGIONregion nameNEIC PDEcatalogus6000fvsfcontributorID