Chart correction 1558 — chart 1962
Chart 1962 [ previous update 790/25 ] WGS84 DATUM Insert symbol, Virtual aid to navigation, isolated danger topmark, V- AIS 23° 15´·3N., 117° 11´·3E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.