Chart correction 4641 — chart 1130
Chart 1130 [ previous update 4518/25 ] CGCS 2000 DATUM Insert symbol, Virtual aid to navigation, isolated danger topmark, V- AIS 29° 54´·39N., 122° 10´·73E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.