Chart correction 3863* — chart 3490
Chart 3490 (INT 1643) (Panel B, Tranmere to Garston and Eastham) [ previous update 3721/24 ] ETRS89 DATUM Replace 8(+ Obstn with 8"+ Obstn 53° 23´·986N., 3° 00´·536W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.