| Acronym | Meaning |
 | TSUP | Tsentr Upravileniya Polyoti |
| LLNL | Lawrence-Livermore National Laboratory |
| DOE | Department Of Energy |
| QSO | Quasi-Stellar Object |
| SID | Sudden Ionospheric Disturbance |
| SL-J | SpaceLab Japan |
| IRAF | Image Reduction And Analysis Facility |
| MODIS | Moderate Resolution Imaging Spectrometer |
| LPV | Long Period Variable |
| AAS | American Astronomical Society |
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