Chart correction 5947* — chart 1409
Chart 1409 (INT 1504) [ previous update 5778/24 ] ETRS89 DATUM Insert Pf;Fl(5)Y.20s (a) 56° 58´·92N., 1° 15´·12W. Automatic Identification System, AIS, at light-buoy (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.