ZCZC JA45 201117 UTC SEP 26 VARNA RADIO NAVWARN 653/26 EAST OF SINEMORETS. ON 20.09.2026 AT 0920 UTC IS NOTICED A FLOATING OBJECT WITH DIMENION OF 2 METERS IN POINT WITH COORDINATES: 42 04.90N 027 58.50E IT REPRESENTS A NAVIGATIONAL DANGER. ALL SHIPS TO NAVIGATE WITH INCREASED CAUTION. NNNN