Chart correction 4999 — chart 1633

Chart 1633 (INT 1417) [ previous update 4106/23 ] WGS84 DATUM Insert 23%,Obstn 53° 20´·10N., 4° 36´·18E. 25,Obstn 53° 17´·83N., 4° 34´·34E. 25,ÃObstn 53° 12´·62N., 4° 29´·90E.

Source: UKHO Admiralty Notices to Mariners

Reference information — always verify against official Notices to Mariners before navigation.