Chart correction 18/20 — chart 22221

22221 20Ed. 8/31/96 LAST NM 28/16 18/20 (Plan D) Substitute Beacon G, Fl G 5s 6m 8M AIS with visible sector from 263° to 260° for light 23°38′44.1″S 70°24′23.1″W (See 45/10) Add AIS [S17.1] to light 23°38′45.5″S 70°24′32.2″W (2(18)20 Valparaiso; CHL LL)

Source: NGA U.S. Notice to Mariners · edition: 20Ed. 8/31/96

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