Chart correction 2441 — chart 4129
Chart 4129 [ previous update 2153/23 ] WGS84 DATUM Insert Gf;Fl(5)Y.20s PWWHK (a) 22° 14´·22N., 113° 50´·02E. Automatic Identification System, AIS, at PWWHK light-buoy (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.