Chart correction 9/21 — chart 55040

55040 4Ed. 7/31/99 LAST NM 5/21 9/21 Add AIS [S17.1] to light 40°19.2′N 26°13.0′E (22-23(116)19 Istanbul)

Source: NGA U.S. Notice to Mariners · edition: 4Ed. 7/31/99

Reference information — always verify against official Notices to Mariners before navigation.