Chart correction 2642 — chart 1861
Chart 1861 (INT 1926) [ previous update 5097/25 ] WGS84 DATUM Insert the accompanying block, centred on: 27° 59´·1N., 15° 22´·1W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.