Chart correction 4684* — chart 2000
Chart 2000 (Panel A, Rhu Narrows) [ previous update 3292/23 ] ETRS89 DATUM Insert Automatic Identification System, AIS, at light-beacon 56° 00´·947N., 4° 47´·196W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.