Chart correction 36/21 — chart 55040
55040 4Ed. 7/31/99 LAST NM 33/21 36/21 Add Submarine cable [L30.1] joining 39°56.4′N 26°09.7′E 39°55.4′N 26°07.8′E 39°54.0′N 26°05.9′E 39°52.7′N 26°05.9′E 39°51.5′N 26°06.6′E 39°51.1′N 26°06.7′E 39°50.6′N 26°06.3′E 39°50.3′N 26°04.5′E (26(102)21 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 7/31/99
Reference information — always verify against official Notices to Mariners before navigation.