THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - TANSO-CAI-2 -
Full Name Thermal And Near infrared Sensor for carbon Observation - Cloud and Aerosol Imager-2 Status Being developed
Instrument Agencies JAXA, MOE (Japan), NIES (Japan) Maturity
Instrument Type Imaging multi-spectral radiometers (vis/IR) Geometry Push-broom scanning
Instrument Technology Multi-purpose imaging Vis/IR radiometer Sampling Imaging
Data Access Open Access Data Format TBD
Measurements and Applications Detection and correction of cloud and aerosol for TANSO-FTS, aerosol characteristics
Resolution Summary 0.5 km (0.343, 0.443, 0.674, 0.869, 0.380, 0.550, 0.674, 0.869 µm bands), 1.0 km (1.63 µm band)
[Best Resolution: 500m]
Swath Summary 1000 km
Accuracy Summary
Waveband Summary 0.343 µm, 0.443 µm, 0.674 µm, 0.869 µm, 1.63 µm / tilt angle +20deg. 0.380 µm, 0.550 µm, 0.674 µm, 0.869 µm, 1.63 µm / tilt angle -20deg.
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
SWIR (~1.3 µm - ~3.0 µm)
Instrument Measurements
CategoryParameterAccuracy
AerosolsAerosol optical depth (TC) 
Cloud type, amount and cloud top temperatureCloud cover 
VegetationNormalized Differential Vegetation Index (NDVI) 
Instrument Missions
GOSAT-2 - Greenhouse gases Observing SATellite-2 (2018 - 2023)
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