Chart correction N27/21 — chart 52122
52122 17Ed. 9/12/15 LAST NM N27/20 N27/21 Add Position circle [T22] “SS (Traffic)” to beacon 41°21′50.7″N 2°11′11.8″E (22(155)21 Cadiz)
Source: NGA U.S. Notice to Mariners · edition: 17Ed. 9/12/15
Reference information — always verify against official Notices to Mariners before navigation.