Chart correction 4820 — chart 2688
Chart 2688 (INT 1288) [ previous update 3991/26 ] WGS84 DATUM Insert 3$+ Wk 54° 24´·79N., 18° 39´·30E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.