Chart correction 3907 — chart 2040

Chart 2040 (INT 1218) [ previous update 3780/26 ] WGS84 DATUM Insert Gf;Fl(5)Y.20s BL4 Rec. St. (a) 54° 51´·36N., 17° 44´·67E. Automatic Identification System, AIS, at light-buoy (a) above Gf;Fl(5)Y.20s BL3 Rec. St. (b) 54° 49´·73N., 17° 46´·43E. Automatic Identification System, AIS, at light-buoy (b) above

Source: UKHO Admiralty Notices to Mariners

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