2025-05-30T14:49:14.0000Z40.8280628.388898.24manualconfirmedKOERI1.6ML1Origin/20250530152007.895052.40525Magnitude/20250530152007.895106.40526KOERIMarmara Denizi - [22.19 km] Büyükçekmece (İstanbul)region name