Chart correction N42/20 — chart 44310
44310 6Ed. 12/14/13 LAST NM N30/20 N42/20 Delete Depth 78 meters 62°21.1′N 19°50.0′E Change Light to “Kupeli” VQ(2) WRG 3s 11m 7M Racon (T) 61°38.1′N 21°20.2′E Add Pilot station symbol [T1.1] 61°34.0′N 21°22.1′E Pilot station symbol [T1.1] 61°36.8′N 21°17.0′E Depth 61 meters 62°21.0′N 19°49.8′E Depth 18.9 meters 61°36.8′N 21°13.5′E and extend depth contour (20-meter) and blue tint W to enclose (5(44), 7(65)18 Helsinki; FIN CH 956; UKHO ARCS 3830-0)
Source: NGA U.S. Notice to Mariners · edition: 6Ed. 12/14/13
Reference information — always verify against official Notices to Mariners before navigation.