An approach system permitting simultaneous ILS approaches to airports having parallel runways separated by at least 4,300 feet between centerlines.
Source FAA Pilot/Controller Glossary · checked 2026-08-25
An approach system permitting simultaneous ILS approaches to airports having parallel runways separated by at least 4,300 feet between centerlines.
Source FAA Pilot/Controller Glossary · checked 2026-08-25