Chart correction 4020 — chart 1555
Chart 1555 [ previous update 3813/25 ] CGCS 2000 DATUM Insert Gf;Mo(O)Y.12s 20° 53´·9N., 112° 06´·6E. 20° 51´·1N., 112° 01´·2E. Wk38/25 II 2.26
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.