Chart correction N46/23 — chart 51163
51163 5Ed. 12/03/16 LAST NM N34/23 N46/23 Change Buoy "Juan Sebastian Elcanto" to "No 1 Juan Sebastian Elcano" RW, spar, ball topmark, L Fl W 10s Racon (M) AIS 36°45′46.2″N 6°26′55.8″W (42(392)23 Cadiz; ESP LL)
Source: NGA U.S. Notice to Mariners · edition: 5Ed. 12/03/16
Reference information — always verify against official Notices to Mariners before navigation.