| Acronym | Meaning |
 | SNR | Signal-to-Noise Ratio |
 | OMPT | Observed Mass Point Trajectory |
 | RACS | Remote Automatic Calibration System |
 | FERD | Facility And Equipment Requirements Document |
 | PMP | Program ManagementPlan |
 | SDRD | SuPplier Data Requirements Description |
 | HTR | Heater |
 | STAG | Shuttle Turnaround AnalYsis Group |
 | VTVM | VacuumTubeVoltmeter |
 | SPPL | Spare Parts Provisioning List |