CEOS EO HANDBOOK – INSTRUMENT SUMMARY - WFI (CBERS-4A) -
Full Name Wide Field Imager Status Operational
Instrument Agencies INPE, CAST Maturity
Instrument Type Imaging multi-spectral radiometers (vis/IR) Geometry Nadir-viewing
Instrument Technology Multi-purpose imaging Vis/IR radiometer Sampling Imaging
Data Access Open Access Data Format GEOTIFF
Measurements and Applications Agriculture; Forestry; Geology; Natural disaster management; Cartography; Environment monitoring; Fire detection, localization and counting; Hydrology, coastal water mapping; Land use; Surveillance and law enforcement
Resolution Summary 55 m
[Best Resolution: 55m]
Swath Summary 690 km
[Max Swath: 690 km]
Accuracy Summary
Waveband Summary 0.45 - 0.52 µm, 0.52 - 0.59 µm, 0.63 - 0.69 µm, 0.77 - 0.89 µm
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
Measurements Overview
CategoryParameter
Albedo and reflectanceEarth surface albedo
Multi-purpose imagery (land)Land surface imagery
VegetationVegetation type
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Albedo click here click here search ECV Inventory records
Instrument Missions
CBERS-4A - China Brazil Earth Resources Satellite - 4A (2019 - 2024)