Chart correction N19/20 — chart 71248
71248 4Ed. 3/23/19 LAST NM N18/20 N19/20 Relocate Buoy from 1°23′45.0″N 103°58′48.0″E to 1°23′43.8″N 103°58′45.6″E (4(16)20 Singapore)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 3/23/19
Reference information — always verify against official Notices to Mariners before navigation.