Chart correction 4164 — chart 1633

Chart 1633 (INT 1417) [ previous update 3871/24 ] WGS84 DATUM Insert depth, 195, enclosed by 20m contour 53° 34´·37N., 5° 49´·45E. ¼{ N05-A (a) 53° 41´·06N., 6° 21´·53E. circular limit of restricted area, radius 500m, Ç, centred on: (a) above

Source: UKHO Admiralty Notices to Mariners

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