Departing Sydney Harbour, just before right turn through Heads. 24 June 2012.
See Google Earth 33°49'39.06" S 151°16'39.02" E

Data from http://www.tallship-fan.de/index_e.htm
Former names: Juan de Austria
Registered port: Valparaiso
Nation: CHILE
Type of rigging: 4-MAST-BARKENTINE
Year built: 1953
Yard: Echevarrieta y Larrinaga, Cadiz, SPA
Overall length: 113.00 m
Length (hull): 94.00 m
Breadth: 13.00 m
Draught: 6.00 m
Sail area: 2870 m2
Ship's hull: Stahl / Steel
Power: 1500 PS
Engine: Fiat

Data from http://www.fleetmon.com/en/vessels/Cns_Esmeralda_48576
The ship CNS ESMERALDA (IMO: 8642799, MMSI: 725019006) is a military vessel registered in Chile.

Pennant number from http://en.wikipedia.org/wiki/List_of_current_ships_of_the_Chilean_Navy