HC Deb 03 March 1997 vol 291 c487W
Mr. Foulkes

To ask the Secretary of State for Defence what are the minimum vertical and horizontal separation distances between intercepting aircraft and their targets when conducting visual practice interceptions of(a) other fast jet aircraft, (b) military transport aircraft, (c) civil transport aircraft and (d) helicopters. [17991]

Mr. Soames

The information is as follows:

Type MSD1 (feet) Remarks
Fast jet target 1,000 MSD becomes 500 feet if closing for simulated gun attack astern of target.
Military transport aircraft 1,000
Civil transport target See remark Standard civil air traffic minimum separation requirements of 1,000 feet vertically and 3 nautical miles (nm) horizontally apply
Helicopter target 1,000
1 Minimum separation distance.