| Acronym | Meaning |
| AMMORA | Adaptation Of Meso-beta-scale Models For Operational And Research Applications |
| FTP | File Transfer Protocol |
| RO | Solar Radius |
| GTMS | Global Thermospheric Mapping Study |
| CAPP | Center For Applied Parallel Processing |
| SARSAT | Search And Rescue Satellite-Aided Tracking |
| TIMED | Thermosphere-Ionosphere-Mesosphere Energetics & Dynamics |
| VWS | Vertical Wind Shear |
| INS | Inertial Navigation System |
| EOSIS | EOS Information System |