Combining the foundational building blocks of SWIM, A-RNP, and time-based flow management. By David Bjellos ATP/Helo. Gulfstream G650 Senior Contributor rajectory-based operations (TBOs) represent a foundational concept within air traffic management (ATM) systems, enabling aircraft to operate along negotiated 4-dimensional (4D) trajectories defined by latitude, longitude, altitude, and time. In 2004, the US Federal Aviation […]