Chart correction 51/21 — chart 54407
54407 4Ed. 01/27/96 LAST NM 02/21 51/21 Add Mooring buoy, can [Q40] 36°45′15″N 27°28′48″E (43(142)21 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 01/27/96
Reference information — always verify against official Notices to Mariners before navigation.