Chart correction N10/23 — chart 22103
22103 3Ed. 11/03/12 LAST NM N20/21 N10/23 Add Buoy “Sea Buoy” RWR, pillar, ball topmark, Iso W 2s [Q130.5] 2°12′36.0″S 80°55′17.9″W Depth 1.6 meters R [K14.2] 2°12′34.4″S 80°55′07.9″W Depth 2.9 meters R [K14.1] 2°12′29.0″S 80°55′00.8″W (ECU CH 10520)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 11/03/12
Reference information — always verify against official Notices to Mariners before navigation.