Astronomy Abbreviations and Acronyms

1. TC
   Test Conductor (Controller)
2. TCB
   Barycentric Coordinate Time
3. TCE
   Thermal Control Electronics
4. TCG
   Geocentric Coordinate Time
5. TCM
   Thermal Convection Module
6. TCM
   Trajectory Control Maneuveh
7. TCM
   Trajectory Control Maneuver
8. TCPA
   Timo for Closest Point of Approach
9. TCPA
   Time for Closest Point of Approach
10. TCS
    Thermal Control System (Subsystem)
11. TCS
    Thermal Control System
12. TDA
    Target Docking Adgptor
13. TDB
    To Be Determined
14. TDB
    Barycentric Dynamical Time
15. TDD
    Test Definition Document
16. TDRS
    Tracking and Data Relay Satellite
17. TDRS
    Tracking and Data Relay Satellites
18. TDRSS
    Tracking and Data Relay Satellite System
19. TDRSS
    Tracking and Data Relay Satellites
20. TDS
    Test Data Set

Last updated: August 3, 2021 — Total entries: 5,937