CEOS EO HANDBOOK – INSTRUMENT SUMMARY - TANSO-CAI-2 -
Full Name Thermal And Near infrared Sensor for carbon Observation - Cloud and Aerosol Imager-2 Status Operational
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 HDF5
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
Measurements Overview
CategoryParameter
AerosolsAerosol optical depth (TC)
Cloud type, amount and cloud top temperatureCloud cover
VegetationNormalized Differential Vegetation Index (NDVI)
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Aerosols properties click here click here search ECV Inventory records
Cloud Properties click here click here search ECV Inventory records
Instrument Missions
GOSAT-2 - Greenhouse gases Observing SATellite-2 (2018 - 2023)