Chart correction 47/20 — chart 54386
54386 10Ed. 6/1/96 LAST NM 46/20 47/20 Delete “Spoil Ground” area in vicinity 38°11′15″N 26°22′45″E Add Buoy (mooring) [Q40], can 38°15′00″N 26°23′32″E (15(79)19, 31(92)20 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 6/1/96
Reference information — always verify against official Notices to Mariners before navigation.