| Acronym | Meaning |
 | HAA | High Altitude Abort |
| MCC-NASA | Mission Control Center-NASA |
| H | EPAHigh Efficiency Particle Accumulator |
| MSE | Maintenance Support Equipment |
| RCS | Reaction Control System (Subsystem) |
| SFT | Simulated Flight Test |
| PMEL | Precision Measurements Equipment Laboratory |
| RTCC | Real-Time Computer Command (UPlink) |
| JTA | Job Task Analysis |
| PW | Pulse Width |
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