Chart correction 40/24 — chart 54090
54090 3Ed. 09/14/02 LAST NM 35/24 40/24 Delete Depth 45 meters 40°00.3′N 17°56.5′E Add Depth 27.5 meters Obstn [K41] 40°00.2′N 17°56.9′E Depth 47 meters enclosed by depth contour (50-meter) centered 40°00.5′N 17°54.6′E (ITA CH 27)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 09/14/02
Reference information — always verify against official Notices to Mariners before navigation.