Chart correction N46/20 — chart 57381
57381 13Ed. 3/13/10 LAST NM N16/20 N46/20 Add Light FR 18.5m 17M 22°54′37.3″S 14°31′37.8″E (Plan) Add Light FR 18.5m 17M 22°54′37.3″S 14°31′37.8″E (7(66)20 Cape Town; UKHO 4137-0)
Source: NGA U.S. Notice to Mariners · edition: 13Ed. 3/13/10
Reference information — always verify against official Notices to Mariners before navigation.