Chart correction N11/22 — chart 24052

24052 17Ed. 04/30/11 LAST NM N01/22 N11/22 Change Shape of buoy "UNEN" to spar 34°30′04″S 58°27′45″W Add Beacon "Banco S UNEN" YB, double cone topmark points downward [Q130.3] 34°27′26″S 58°29′23″W (11(132)21 Buenos Aires)

Source: NGA U.S. Notice to Mariners · edition: 17Ed. 04/30/11

Reference information — always verify against official Notices to Mariners before navigation.