Chart correction 3617* — chart 1770

Chart 1770 [ previous update 584/23 ] ETRS89 DATUM Insert 52,Obstn 56° 05´·77N., 6° 46´·17W. GfFl(5)Y.20s 56° 05´·92N., 6° 45´·89W. 56° 05´·60N., 6° 45´·91W. 55° 41´·78N., 6° 36´·85W. 38,Obstn 55° 42´·11N., 6° 36´·84W.

Source: UKHO Admiralty Notices to Mariners

Reference information — always verify against official Notices to Mariners before navigation.