Trajectory-Based Operations (4D Trajectory Management)
Time-based, intent-driven ATM to increase capacity and predictability.

Trajectory-Based Operations coordinate flights using shared 4D intent (lat/long/alt/time), enabling more efficient sequencing, reduced holding, and better network recovery. It depends on consistent data exchange between aircraft, airlines, and ANSPs and robust conformance monitoring.
TRL
7/9Operational
Impact
5/5
Investment
4/5
Category
Software