Chart correction N38/20 — chart 22172
22172 9Ed. 11/3/12 LAST NM N32/20 N38/20 Add Buoy YBY, pillar, double cone topmark points together, Fl W 2.5s [Q130.3] 12°04′27.0″S 77°11′06.0″W (10(17)19 Callao)
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 11/3/12
Reference information — always verify against official Notices to Mariners before navigation.