| Acronym | Meaning |
 | CDDT | Countdown Demonstration Test |
| VICAR | Graphics Format Used By JPL |
| PHA | Physics And Astronomy |
| LHA | Local Hour Angle |
| ISTS | Institute For Space And Terrestrial Science |
| SWAS | Submillimeter Wave Astronomy Satellite |
| BFS | Backup Flight System |
| BMDO | Ballistic Missile Defense Office |
| C&T | Communications & Tracking |
| UIT | Ultraviolet Imaging Telescope |
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