Chart correction 5647* — chart 5606_4
Chart 5606_4 [ previous update 5108/25 ] ETRS89 DATUM Insert Automatic Identification System, AIS, at light beacon 51° 23´·70N., 1° 22´·75E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.