Pilot/Controller Glossary

FINAL MONITOR AID

This reproduces published FAA reference text for study. It does not replace the current official FAA publication or regulation.

A high resolution color display that is equipped with the controller alert system hardware/software used to monitor the no transgression zone (NTZ) during simultaneous parallel approach operations. The display includes alert algorithms providing the target predictors, a color change alert when a target penetrates or is predicted to penetrate the no transgression zone (NTZ), synthesized voice alerts, and digital mapping.

Retrieved from ecfr.gov on July 18, 2026.