Chart correction 3503 — chart 1631
Chart 1631 (INT 1418) [ previous update 3446/25 ] WGS84 DATUM Delete ¼{ SWIFT 10 and associated circular limit of restricted area, Ç, centred on: 52° 43´·40N., 3° 50´·00E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.