Chart correction N39/20 — chart 44400
44400 6Ed. 1/30/16 LAST NM N37/20 N39/20 Add Foul ground symbol [K31.1] 58°12.3′N 23°53.9′E Depth 16.4 meters Wk [K26] 58°11.1′N 22°59.7′E Dangerous wreck [K28] 58°02.7′N 22°30.4′E (7(79)18, 12(194)19, 4(66)20 Tallinn)
Source: NGA U.S. Notice to Mariners · edition: 6Ed. 1/30/16
Reference information — always verify against official Notices to Mariners before navigation.