Chart correction 2100 — chart 4020
Chart 4020 (INT 20) [ previous update 1373/24 ] WGS84 DATUM Replace 75, with depth, 57 51° 55´·0S., 61° 54´·1W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.