Chart correction N40/20 — chart 44183
44183 7Ed. 2/8/14 LAST NM N32/20 N40/20 Add Dangerous wreck (Masts) [K25] marked by buoy BuY, spar, VQ Y [Q130.6] 59°27′08.4″N 18°21′35.4″E (822(15208)20 Norrkoping)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 2/8/14
Reference information — always verify against official Notices to Mariners before navigation.