flight took place from ParcAberporth. UAV crashes In 2009 a Selex Falco UAV crashed on the site. It was under control of a pilot at the site and landed within the perimeter. During the development of the Watchkeeper program, 5 units crashed and inquiries were held. Two Watchkeepers crashed on flight trials over Cardigan Bay in February and March 2017, resulting in the grounding of all Watchkeepers for four months. In June 2018 a Watchkeeper crashed on land near the trials base at ParcAberporth, increasing the number of Watchkeepers lost in crashes to five. See also Clausen Rolling Platform References External links Opening of a centre of excellence for developing unmanned aircraft Protesters from CND Cymru and other groups call for end of military drone testing The Civil Aviation Authority (CAA) extends the seven mile (11km) zone inland to 46 miles (74km) Maiden flight of the Watchkeeper, an unmanned military surveillance plane Elbit one of Israel's largest defence companies with Thales UK - has been awarded an £800m contract for the development of a new defence system known as Watchkeeper Buildings and structures in Ceredigion Science parks in the United Kingdom Aerospace industry in the United Kingdom