Raven 30: Great shot. The formation from 151(R) Squadron was indeed put up in 1982 to celebrate the victory in the Falklands by spelling the station name with their tail codes. One or two aircraft had to be 're-coded' for the event.
Shack: By about 10 years. But go on, tell us
about the Vampires and Sabres... and the Meteor 7s?