Sydney Harbour, between Athol Bay and Darling Point. 6 November 2016.
Passing sailboats
Vessel at 33°51'29.23" S 151°14'14.23" E

Data from https://en.wikipedia.org/wiki/ROKS_Chungmugong_Yi_Sun-sin_(DDH-975)
Name: ROKS Chungmugong Yi Sun-shin
Namesake: Yi Sun-sin
Builder: Daewoo Shipbuilding & Marine Engineering
Launched: 22 May 2002, Commissioned: 2 December 2003
Class and type: Chungmugong Yi Sun-sin-class destroyer
Displacement: 4,800 t (4,700 long tons) standard, 5,000 t (4,900 long tons) full load
Length: 150 m (492 ft 2 in), Beam: 17 m (55 ft 9 in)
Propulsion: Combined diesel or gas, Speed: 30 knots (56 km/h; 35 mph)
Complement: 200