Turning on for a high-speed run along the line of Runway 13 at Prestwick. Carries the title "WWW. FLIGHT-CAL. COM". Delivered new to British Caledonian Airways in 1978 as G-CLAN. Became PH-PTC of Quick Airways Holland in 1984. Joined Culross Aerospace as G-FCSL in 2008. Registration formally transferred to Flight Calibration Services Ltd in 2020.