CEOS EO HANDBOOK – INSTRUMENT SUMMARY - GLI follow-on -
Full Name Global Imager follow-on Status No longer considered
Instrument Agencies JAXA Maturity
Instrument Type Imaging multi-spectral radiometers (vis/IR) and Ocean colour instruments Geometry Cross-track scanning
Instrument Technology Medium-resolution spectro-radiometer Sampling Imaging
Data Access Data Format
Measurements and Applications Measures water vapour, aerosols, cloud cover, cloud top height/temp, ocean colour, sea surface temperature, land surface temparature, glacier extent, icebergs, sea ice and snow cover, photosynthetically active radiation, vegetation type and land cover.
Resolution Summary 1 km for 28 bands, 250 m for 6 bands
Swath Summary 1600 km
Accuracy Summary Specific humidity profile: 0.5 g/m2 through total column, Surface temp 0.4-0.5 K, Cloud top temp: 0.5 K, Cloud cover: 3%, Cloud top height: 0.5 km, Ice and snow cover: 5%
Waveband Summary VIS and NIR: 23 bands (380 - 830 nm); NIR - SWIR: 6 bands (1050 - 2215 nm); MWIR - TIR: 7 bands (3.75 - 11.95 µm)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
SWIR (~1.3 µm - ~3.0 µm)
TIR (~6.0 µm - ~15.0 µm)
Instrument Measurements
Measurements Overview
Instrument Missions