November 2006 - Eurofighter Typhoon aircraft from 3Sqn, 17Sqn and 29Sqn of the Royal Air Force take to the skies over the Lincolnshire coast to perform a âDiamond Nineâ formation. It is the first time that only single-seat aircraft are used in this formation, with the lead aircraft piloted by Group Captain Bob Judson. All three squadrons are based at RAF Coningsby, UK