Chart correction N19/21 — chart 55046
55046 5Ed. 8/4/12 LAST NM N15/21 N19/21 Delete Buoy 40°59′53″N 28°29′47″E (11(42)21 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 5Ed. 8/4/12
Reference information — always verify against official Notices to Mariners before navigation.