Chart correction 2949 — chart 3999

Chart 3999 [ previous update 2541/24 ] CGCS 2000 DATUM Insert the accompanying block A, centred on: 21° 40´·4N., 108° 36´·2E. the accompanying block B, centred on: 21° 40´·4N., 108° 39´·2E.

Source: UKHO Admiralty Notices to Mariners

Reference information — always verify against official Notices to Mariners before navigation.