Chart correction 5309* — chart 1631

Chart 1631 (INT 1418) [ previous update 5124/25 ] WGS84 DATUM Insert Automatic Identification System, AIS, at obstruction 52° 43´·32N., 2° 48´·35E. 52° 43´·94N., 2° 56´·88E.

Source: UKHO Admiralty Notices to Mariners

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