Chart editions / corrections

* 19436	Chart: 524
Sweden. Sea of Bothnia. E of Sundsvall. Åstön. Klubben. Underwater rocks.

Insert	underwater rock	a)	62-23,730N	017-42,637E	See chartlet.
Insert	underwater rock	b)	62-23,743N	017-42,559E
Amend	3 meter depth contour so that position a) and b) are encircled

Bsp Bottenhavet N 2024/s09, s10, Bsp Bottenhavet S 2023/s09

Underwater rocks and amended depth contour at the island Klubben