At a fatal accident inquiry into the tragedy, Constable Niall McLaren, from the Police Air Support Unit, said he had previously flown as an air observer
Pogmore, who was described by prosecutors as "a swinging and sexobsessed air observer
", already knew the couple through the wife-swapping scene and had even previously had sex with the woman.
But the other men told the jury they did not know what Pogmore - described as "a swinging and sex-obsessed air observer
" - was doing as he filmed the sequences using the chopper's high-powered camera.
Pogmore was described by the prosecution as a "swinging and sex-obsessed air observer
The West Yorkshire Police helicopter found the officers, and dropped off the Air Observer
official to help out.
WATCH OUT: Air observer
Sgt Simon Kelly,left, and pilot John Carr, ready for launch
Adrian Pogmore, 50, a police officer and an air observer
on the helicopter, has pleaded guilty to offences of misconduct in a public office.
The 19-year-old was caught after the police air observer
was able to direct officers on the ground to the area of the city from where the light came.
Next came training as an Air Observer
at St Andrews in Scotland, followed by Harwell.
Ray Heard, 86, who now lives in Canada with his family, served in the Royal Air Force as an air observer