Chart correction N43/23 — chart 55064
55064 4Ed. 11/28/15 LAST NM N19/23 N43/23 Add "Restricted Area" [N2.1] bound by purple composite line joining 41°13′02″N 29°09′42″E 41°13′14″N 29°09′42″E 41°13′37″N 29°09′57″E 41°13′38″N 29°10′07″E 41°13′35″N 29°10′28″E 41°13′27″N 29°10′39″E 41°13′18″N 29°10′48″E (2(8)23 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 11/28/15
Reference information — always verify against official Notices to Mariners before navigation.