Chart correction 28/21 — chart 54403
54403 4Ed. 6/14/86 LAST NM 12/21 28/21 Add Dangerous wreck [K28] “Rep (2020)” 37°42′03″N 27°10′10″E (14(50)20 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 6/14/86
Reference information — always verify against official Notices to Mariners before navigation.