CZI Instrument

IdentifiercziNamesCoastal Zone ImagerCZI About identifiers

Measurements and Applications

Imagery of coastal regions - estuaries, tidal regions, etc.

Instrument Summary

Full Name
Coastal Zone Imager
Status
Operational
Instrument Agencies
CAST
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
Data Format

Performance Summary

Resolution
250 m
[Best Resolution: 250m]
Swath
500 km
[Max Swath: 500 km]
Accuracy
Waveband
B1: 0.433 - 0.453, B2: 0.555 - 0.575, B3: 0.655 - 0.675, B4: 0.675 - 0.695 μm
VIS (~0.40 µm - ~0.75 µm)

Instrument Missions

HY-1A - Ocean color satellite A (2002 - 2004) hy-1a_czi
HY-1B - Ocean color satellite B (2007 - 2011) hy-1b_czi
HY-1C - Ocean color satellite C (2018 - 2026) hy-1c_czi
HY-1D - Ocean color satellite D (2020 - 2026) hy-1d_czi
HY-1E - Ocean color satellite E (2023 - 2029) hy-1e_czi
HY-1F - Ocean color satellite F (2027 - 2036) hy-1f_czi

Instrument Measurements

CategoryParameter
Albedo and reflectanceEarth surface albedo
Multi-purpose imagery (land)Land surface imagery
Ocean colour/biologyOcean suspended sediment concentration
Sea ice cover, edge and thicknessSea-ice cover
Copyright © CEOS 2026 · Data licence: CC BY 4.0