Chart correction 16/20 — chart 44015
44015 10Ed. 4/11/15 LAST NM 14/20 16/20 Delete Depth 5 meters 57°44.9′N 21°54.3′E Substitute Beacon “Suomen Leijona” Fl(2) W 12s 13m 9M AIS for light “Finlands Lejon” 59°28.5′N 20°48.7′E Add Depth 17.8 meters 56°30.1′N 20°45.9′E Depth 5 meters Obstn [K41] 57°45.1′N 21°53.8′E (10(107)18 Helsinki; 11(208)18 Riga; LVA CH 2259; UKHO ARCS 689-0)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 4/11/15
Reference information — always verify against official Notices to Mariners before navigation.