Chart correction N24/23 — chart 43030
43030 25Ed. 01/05/13 LAST NM N22/23 N24/23 Add Foul ground symbol [K31.1] 55°32.6′N 14°35.1′E Buoy Y, can, "X" topmark, Fl(5) Y 20s with legend "ODAS" [Q58] 54°25.0′N 14°18.0′E (20(40)23 Hamburg; 917(16653)22 Norrkoping)
Source: NGA U.S. Notice to Mariners · edition: 25Ed. 01/05/13
Reference information — always verify against official Notices to Mariners before navigation.