Chart correction 4577* — chart 1503
Chart 1503 (INT 1509) [ previous update New Edition 03/09/2026 ] ETRS89 DATUM Insert 40, Obstn 52° 56´·60N., 2° 07´·56E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.