Chart correction 5809 — chart 4736
Chart 4736 [ previous update 2286/25 ] NAD83 DATUM Insert 20, ODAS/SADO (a) 47° 33´·63N., 52° 34´·88W. Delete 100- ODAS/SADO, close NW of: (a) above former 20, ODAS/SADO 47° 33´·21N., 52° 34´·47W. 40, ODAS/SADO 47° 32´·56N., 52° 34´·73W. Wk52/25 II 2.50
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.