Chart correction 3777 — chart 1557

Chart 1557 [ previous update 3628/26 ] CGCS 2000 DATUM Insert GrWQ(3)10s J2 21° 58´·39N., 113° 09´·62E. CbFl(2)G.6s No 41 (a) 21° 58´·41N., 113° 09´·91E. Delete CbFl(2)G.6s No 40 , close NW of: (a) above Insert BdFl(2)R.6s No 40 21° 58´·32N., 113° 09´·79E. Delete CbFl(2)G.6s No 41 21° 58´·61N., 113° 09´·74E.

Source: UKHO Admiralty Notices to Mariners

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