1509 Constantinople earthquake

The 1509 Constantinople earthquake, or historically Kıyamet-i Suğra ('Minor Judgment Day'), occurred in the Sea of Marmara on 10 September 1509 at about 22:00. The earthquake had an estimated magnitude of 7.2 ± 0.3 on the surface-wave magnitude scale. A tsunami and 45 days of aftershocks followed the earthquake. The exact death toll of this earthquake is unknown; estimates range between 1,000 and 13,000.