2025-05-29T22:02:43.0000Z40.8369428.415566.11manualconfirmedKOERI1.2ML1Origin/20250529225009.724992.35397Magnitude/20250529225009.725055.35398KOERIMarmara Denizi - [20.29 km] Büyükçekmece (İstanbul)region name