Full Name Ocean Color Instrument Status Being developed
Instrument Agencies NASA Maturity
Instrument Type Ocean colour instruments Geometry Cross-track scanning
Instrument Technology Medium-resolution spectro-radiometer Sampling Imaging
Data Access Open Access Data Format CCSDS packets, netCDF
Measurements and Applications Ocean color slit-grating imaging spectrometer/radiometer for measuring top of atmosphere reflectance which is used to estimate ocean leaving light that contains information on biological components plus aerosol and cloud propertiesl
Resolution Summary 1 km
Swath Summary 2700 km swath
[Max Swath: 2700 km]
Accuracy Summary 5nm spectral resolution
Waveband Summary UV-NIR (350 - 800 nm); SWIR (940, 1240, 1378, 1615, 2130 and 2260 nm)
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
Albedo and reflectanceEarth surface albedo
Cloud type, amount and cloud top temperatureCloud imagery
Cloud cover
Multi-purpose imagery (ocean)Ocean imagery and water leaving spectral radiance
Ocean colour/biologyOcean chlorophyll concentration
Ocean suspended sediment concentration
Color dissolved organic matter (CDOM)
Radiation budgetDiffuse attenuation coefficient (DAC)
VegetationNormalized Differential Vegetation Index (NDVI)
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
Cloud Properties click here click here search ECV Inventory records
Ocean Colour click here click here search ECV Inventory records
Instrument Missions
ACE - Aerosol Clouds and Ecosystem Mission (2022 - 2023)
PACE - Plankton, Aerosol, Cloud, ocean Ecosystem (2024 - 2027)