CEOS EO HANDBOOK – INSTRUMENT SUMMARY - TOP (MS) -
Full Name THEOS Optical Payload (MS) Status Operational
Instrument Agencies GISTDA Maturity Low Heritage
Instrument Type High resolution optical imagers Geometry Push-broom scanning
Instrument Technology High resolution optical imager Sampling Imaging
Data Access Constrained Access Data Format DIMAP
Measurements and Applications THEOS Optical Payload - MS (15m GSD, 90km Swath) is a refractive instrument employing a line scanning tehchnique. Data is used for various applications including cartography, land use planning and management, national security, etc.
Resolution Summary 15m
[Best Resolution: 15m]
Swath Summary 90km
[Max Swath: 90 km]
Accuracy Summary Geolocation Accuracy: better than 133m
Waveband Summary MS (B:0.45-0.52 µm, G:0.53-0.60 µm, R:0.63-0.70 µm, NIR:0.77-0.90µm)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
Measurements Overview
CategoryParameter
Multi-purpose imagery (land)Land surface imagery
VegetationVegetation type
Instrument Missions
THEOS - Thailand Earth Observation System (2008 - 2025)