Chart correction N32/21 — chart 55045

55045 3Ed. 7/28/12 LAST NM N24/21 N32/21 Change Superbuoy to Y, “X” topmark, Fl(5) Y 20s Racon (U) with legend “ODAS (3 buoys)” 40°31′20″N 27°42′15″E (See N24/21) (21(83)21 Istanbul)

Source: NGA U.S. Notice to Mariners · edition: 3Ed. 7/28/12

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