| Acronym | Meaning |
 | AOCS | Attitude And Orbit Control System |
| PSF | Point Spread Function |
| EUMETSAT | European Meterological Satellite Organisation |
| HGA | High Gain Antenna |
| GIF | Graphics Interchange Format |
| TRMM | Tropical Rainfall Measuring Mission |
| FRR | Flight-Readiness Review |
| USMC | United States Marine Corps |
| AFETR | USAF's ETR |
| MRSR | Mars Rover And Sample Return |
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