| Acronym | Meaning |
 | PCR | Payload CheckoutRoom |
 | RBDE | Radar Bright Display Equipment |
 | MPM | Manipulator Positioning Mechanism |
 | VEL | Velocity |
 | OSF | Office Of Space Flight (now OSTS) |
 | MYTA | MMYTAMaintainability Task Analyses |
 | TED | Trailing Edge Down |
 | CVR | Change Verification Record |
 | ISL | Inertial Systems Laboratory |
 | MMH | Monomethylhydrazine |