Chart correction N19/20 — chart 51159
51159 4Ed. 4/7/07 LAST NM N6/19 N19/20 Add Buoy Y, spherical, “X” topmark, Fl Y 3s [Q130.6] 37°09′05″N 6°52′54″W Buoy Y, spherical, “X” topmark, Fl Y 3s [Q130.6] 37°09′10″N 6°53′04″W (10(79)20 Cadiz)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 4/7/07
Reference information — always verify against official Notices to Mariners before navigation.