Chart correction N17/20 — chart 74180

74180 3Ed. 7/26/13 LAST NM N16/20 N17/20 Delete Buoy “No 18” 27°20.988′S 153°10.990′E Buoy “No 16” 27°20.673′S 153°11.203′E Range light, front “No 1F” 27°23.677′S 153°09.020′E Change Characteristic of range light, front “No 4F” to Q Bu (F Day) 27°24.488′S 153°09.172′E Characteristic of range light, rear “No 4R” to Iso Bu 2s (F Day) 27°24.608′S 153°09.159′E Designation of buoy “No 20” to “No 14” 27°21.196′S 153°10.835′E Designation of beacon “No 17” to “No 11” 27°20.954′S 153°10.835′E Designation of beacon “No 15” to “No 9” 27°20.642′S 153°11.052′E Legend to “304.1°” 27°20.785′S 153°12.825′E Designation of range beacon, rear “No 11 Coffee Pot W” to “No 7 Coffee Pot W” 27°19.999′S 153°11.502′E Range beacon, front “No 12 Coffee Pot E” to “No 8 Coffee Pot E”, can topmark, Iso R 4s, Q Bu 27°20.075′S 153°11.627′E Designation of beacon “No 9” to “No 5” 27°19.722′S 153°11.691′E Designation of beacon “No 10” to “No 6” 27°19.791′S 153°11.824′E Designation of beacon “No 5” to “No 3” 27°19.156′S 153°12.086′E Period of range light, rear “No 1R” to 2s 27°24.381′S 153°08.528′E Add Buoy “No 12” R, pillar, Fl R 4s 27°21.006′S 153°10.987′E Beacon “No 10”, can topmark, Iso R 4s 27°20.713′S 153°11.180′E Range beacon, front “No 1F”, Q Bu (F Day) 27°23.597′S 153°09.076′E (10(540), 12(637)16, 6(235), 23(1005)18, 12(579), 15(757)19 Wollongong)

Source: NGA U.S. Notice to Mariners · edition: 3Ed. 7/26/13

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