Chart correction 3620 — chart 4764
Chart 4764 [ previous update 3201/23 ] NAD83 DATUM Insert GfFl(5) Y 20s IML-17 ODAS/SADO 46° 57´·0N., 61° 01´·1W. Delete ã{ Fl.R 46° 36´·3N., 61° 03´·2W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.