2021-02-04T09:45:04.0000Z51.8065-177.8008337.82manualconfirmedIRIS1.3Ml1Origin/20210204211727.020975.2480110Magnitude/20210204211727.021022.2480111IRISANDREANOF ISLANDS, ALEUTIAN IS.region nameNEIC PDEcatalogav91018593contributorID