*221/2023
Finland. Gulf of Finland. Hanko. Lilla Vädersgrundet. Obstructions. Depths
10.11.2023
Valid 1
Delete
136 22 B636 B637 B637.1 B638
(1) 59°50.93 'N 22°55.45'E
2
Add
136 22 B637 B637.1 B638
(1) 59°50.947 'N 22°55.475'E
3
(Traficom, Helsinki/Helsingfors 2023)