Built as an F.8 in 1952 and was transferred to the Royal Australian Air Force in February 1953 with the serial A77-876. In October 1960, converted to a U.21A variant, an unmanned target drone for use at the Weapons Research Establishment at Woomera, South Australia. Returned to the UK in 1969 and was redesignated as a U.16. She was later converted to a D.16, tasked with chasing drones rather than being one. Based at RAE Llanbedr but last flight 11th October 2004 to Boscombe Down and joined BDAC in 2008.