2026-04-09T21:59:20.53Z-61.0306-56.168110manualconfirmedEMSC5.2mb1Origin/20260410063747.247652.199382Magnitude/20260410063747.247713.199383EMSCSOUTH SHETLAND ISLANDSregion nameEMSC-RTScatalog1976007contributorID