2026-09-30T05:00:25.380187Z23.84605407714844123.1209030151367210manualconfirmedIAG5.544939388158705mb1Origin/20260930133142.921442.52146Magnitude/20260930133142.921526.52147earthquakeIAGSouthwestern Ryukyu Islands, Japanregion nameusp2026tditcontributorID