Chart correction 4686 — chart 861
Chart 861 (INT 1976) [ previous update 2811/24 ] WGS84 DATUM Replace ¶ Oc.WR.4s21m (exting) and associated sectors with Ñ 33° 36´·310N., 7° 34´·762W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.