Fort Austin - 1983

Crossing The Line Ceremony (Southbound)
SOGD Peter Bulmer in the' hot seat'.
On the right, one of Neptune's assistants is Pete Tregale, SG1A.
In the background in striped shirt is Andy Davidson ASTON.

Also:
First Officer (X) John Stones (RiP 2016) in pointed grey hat in the background, and possibly Terry Jewitt from STO(N) Dept.
The "surgeon" is Bob Thornton, 2/O (Navigator).