| Acronym | Meaning |
| SOB | Strap-On Booster |
| CNES | Centre National D'Etude Spatiales |
| DOR | Differenced One-way Range |
| COBE | COsmic Background Explorer |
| USA/RC | Universities Space Automation/Robotics Consortium |
| SR | Special Relativity |
| U3P | Union Pour La Promotion De La Propulsion Photonique |
| TOMS | Total Ozone Mapping Spectrometer |
| MLS | Microwave Limb Sounder |
| RFNA | Red Fuming Nitric Acid |