If you mean the “roll to heads up”, no. That came around 2000 to 2002 when that was first done. That’s done for better TDRS reception. In 1981, there were NO TDRS sattelites in orbit.
9 posted on 11/20/2007 2:29:09 PM PST by NCC-1701
(PUT AN END TO ORGANIZED CRIME. ABOLISH THE I.R.S.)