| Acronym | Meaning |
 | JD | Julian Date; Julian Day (Number) |
| TSUP | Tsentr Upravileniya Polyoti |
| IUE | International Ultraviolet Explorer |
| NIST | National Institute For Standards And Technology |
| SDI | Strategic Defense Initiative |
| SSF | Space Station Freedom |
| BEM | Bug-Eyed Monster |
| DOT | Department Of Transportation |
| GHRS | Goddard High Resolution Spectrograph |
| DDCU | DC-to-DC Converter Unit |
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