Chart correction N32/20 — chart 22172
22172 9Ed. 11/3/12 LAST NM N37/19 N32/20 Delete Purple composite-line circle in vicinity 12°04′23.7″S 77°10′48.4″W (See N24/19) Relocate Buoy from 12°04′13.9″S 77°10′46.2″W to 12°04′11.0″S 77°10′47.8″W Add “Danger Area” [N2.1] bound by purple composite line joining 12°04′16.7″S 77°11′20.2″W 12°03′59.8″S 77°10′39.0″W 12°04′33.6″S 77°10′24.7″W 12°04′50.5″S 77°11′05.8″W Dangerous wreck [K28] 12°03′39.0″S 77°09′55.8″W Dangerous wreck [K28] 12°03′00.3″S 77°08′51.9″W Dangerous wreck [K28] 12°02′42.7″S 77°09′43.6″W Dangerous wreck [K28] 12°02′45.6″S 77°10′08.7″W Dangerous wreck [K28] 12°02′41.5″S 77°10′15.5″W (10(115, 116, 118, 119)19, 3(13, 14)20 Callao)
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 11/3/12
Reference information — always verify against official Notices to Mariners before navigation.