tracking, telemetry and control system, TTC system, tracking, telemetry and control, telemetry, tracking and command system, TT&C system
system using a two-way communication link with a satellite that allows a ground control station to track a satellite’s position and control the satellite’s propulsion, thermal, and other systems, kahepoolne sidesüsteem satelliidi ja juhtimiskeskuse vahel lennu jälgimiseks ja juhtimiseks
