| 6S : | Second Simulation of a Satellite Signal in the Solar Spectrum |
| AEC : | Aerosol Extinction Coefficient |
| AOT : | Aerosol Optical Thickness |
| AU : | Astronomical Unit |
| CEReS : | Center for Environmental Remote Sensing |
| DN : | Digital Number |
| JST : | Japan Standard Time |
| LOWTRAN : | LOW Resolution Atmospheric Radiance and TRANsmittance |
| MODIS : | MODerate Resolution Imaging Spectroradiometer |
| MODTRAN : | MODerate Resolution Atmospheric TRANSmittance |
| OLI : | Operational Land Imager |
| OPC : | Optical Particle Counter |
| PMT : | Photo Multiplier Tube |
| PPI : | Plan Position Indicator |
| SP : | Slant Path |