Chart correction N15/20 — chart 44340
44340 13Ed. 5/10/14 LAST NM N9/20 N15/20 Delete Buoy 60°01.9′N 25°16.6′E Solid line between 60°01.6′N 25°14.1′E 60°01.9′N 25°14.7′E Substitute V-AIS, double cone topmark points together [S18.2] for buoy 60°04.0′N 25°19.2′E Light Fl WRG 5s 23m 6M for beacon 60°05.5′N 25°07.8′E Add V-AIS, double cone topmark points downwards [S18.2] 60°01.7′N 25°16.2′E (7(38)20 Helsinki)
Source: NGA U.S. Notice to Mariners · edition: 13Ed. 5/10/14
Reference information — always verify against official Notices to Mariners before navigation.