Chart correction 1820 — chart 1066
Chart 1066 [ previous update 35/23 ] WGS84 DATUM Insert ´ 4° 50´·6S., 113° 43´·7E. 4° 41´·9S., 115° 13´·7E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.