Chart correction N46/21 — chart 74185

74185 1Ed. 02/10/17 LAST NM N40/21 N46/21 Delete Rear range beacon 27°13.02′S 153°05.53′E Dashed line between 27°13.02′S 153°05.53′E 27°12.53′S 153°05.57′E Substitute Solid line for dashed line between 27°12.53′S 153°05.57′E 27°12.07′S 153°05.59′E Beacon WRG with light flare symbol for front range beacon 27°12.53′S 153°05.57′E (20(831)21 Wollongong) ★74199 3Ed. 1/18/21 NEW EDITION N46/21 Delete Beacon 23°52.95′S 151°22.70′E Buoy “G4” 23°51.48′S 151°19.89′E Change Buoy to “G1” G, pillar, cone topmark, Fl G 4s 23°52.92′S 151°21.87′E Add Buoy Y, spar, Fl Y 3s [Q130.6] 23°58.30′S 151°37.70′E Ball topmark to buoy 23°53.05′S 151°31.09′E Buoy “G4” Y, pillar, Fl Y 4s [Q130.6] 23°51.50′S 151°19.91′E (NGA; 10(423), 11(470), 12(516), 20(832)21 Wollongong)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 02/10/17

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