Chart editions / corrections

* 18807	Chart: 612
Sweden. Northern Baltic. N of Edö. Shoal.

Amend	depth contour to encircle a)	a)	59-28,807N	018-38,553E
Amend	depth contours to encircle b)	b)	59-28,504N	018-37,631E

Bsp Stockholm N 2024/s29, s39

N of Edö