| Acronym | Meaning |
 | ATC | Air Traffic Control |
| MSC | Manned Spaceflight Center |
| ESU | Electrostatic Unit |
| IADB | Interactive Ancillary Data Base |
| DOD | Digital Omega Dropwindsonde |
| GWEN | Ground Wave Emergency Network |
| SMI | Solar Magnetism Initiative |
| RPM | Radiation And Particles Measurement |
| KAEH | King Air Equivalent Hours |
| HELLO | N/A |
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