I remember doing a practice Q launch against that thing back in the 1980s. A heavy F-4 against a light, manoeuvring modified PR9....
Last time I saw that aircraft, or rather the nose section, was at RAF St Mawgan in the early 1990s during a ULAS summer camp - back in the days when the RAF could afford its own military trainers, enough QFIs to fly them and to run annual UAS summer camps....