Chart correction 1687 — chart 2613
Chart 2613 (INT 1705) [ previous update 115/24 ] WGS84 DATUM Insert the accompanying block, centred on: 49° 33´·8N., 0° 12´·0W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.