2023-05-25T23:55:22.0000Z-49.2315120.489910manualconfirmedIRIS4.8mb1Origin/20230526002123.339164.13767Magnitude/20230526002123.339215.13768IRISWESTERN INDIAN-ANTARCTIC RIDGEregion nameNEIC PDEcatalogus7000k44mcontributorID