Chart correction 4170 — chart 3766
Chart 3766 (INT 1411) [ previous update 5493/24 ] WGS84 DATUM Insert 13", Wk (a) 55° 31´·87N., 7° 54´·20E. Delete depth, 139, close E of: (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.