Chart correction N3/21 — chart 51165
51165 10Ed. 5/4/19 LAST NM N19/20 N3/21 Relocate Buoy “No 5” from 36°29′52.3″N 6°13′13.5″W to 36°29′50.8″N 6°13′12.4″W Buoy “No 6” from 36°29′57.0″N 6°13′13.8″W to 36°29′56.4″N 6°13′14.6″W (48(376)20 Cadiz)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 5/4/19
Reference information — always verify against official Notices to Mariners before navigation.