Chart correction 612 — chart 921
Chart 921 [ previous update 5783/24 ] WGS84 DATUM Insert the accompanying block, centred on: 7° 11´·3S., 112° 43´·4E. 4)+ Wk 7° 10´·917S., 112° 44´·362E. Replace 13#, Wk with 9(+ Wk 7° 11´·440S., 112° 44´·202E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.