Chart correction 1757* — chart 1409
Chart 1409 (INT 1504) [ previous update 1612/23 ] ETRS89 DATUM Insert PÜfFl(5)Y.20s (a) 58° 10´·36N., 1° 48´·39W. 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.