| Acronym | Meaning |
| ESE | Earth Science Enterprise (NASA) |
| ITS | Interferometer Thermal Sounder (HIS) |
| ATOVS | Advanced TIROS Operational Vertical Sounder |
| SAB | Satellite Applications Branch (old. NESDIS) |
| ESOC | European Satellite Operations Center |
| TIROS | Television InfraRed Observation Satellite (POES) |
| BIBEX | Biomass Burning Experiment |
| PIFTS | Planetary Imaging Fourier Transform Spectrometer |
| EUMETSAT | EUropean Organization For The Exploitation Of METeorological SATellites |
| M | Meter(s) |