2026-02-17T20:01:39.11Z51.6433159.005447.516manualconfirmedUSGS4.5mb1Origin/20260217204655.288282.51510Magnitude/20260217204655.288341.51511USGS149 km SSE of Vilyuchinsk, Russiaregion nameuscatalogus6000s9uycontributorID