Chart correction 4242 — chart 1990

Chart 1990 [ previous update 4020/26 ] WGS84 DATUM Replace 18, Wk with 13#, Obstn 39° 05´·9N., 9° 30´·3E.

Source: UKHO Admiralty Notices to Mariners

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