An instrument approach wherein the air traffic controller issues instructions, for pilot compliance, based on aircraft position in relation to the final approach course (azimuth), and the distance (range) from the end of the runway as displayed on the controller’s radar scope.

Listed in the Pilot/Controller Glossary as a cross-reference to SURVEILLANCE APPROACH, whose text is shown above.

Source FAA Pilot/Controller Glossary↗ · checked 2026-08-25