| Instrument | Agency | Missions | Status | Type | Measurements &
applications | Technical characteristics |
Advanced GOCI
Advanced Geostationary Ocean Colour Imager | KARI, KIOST (ADS) | Current: GEO-KOMPSAT-2B
Future: -
Complete: - | Operational | Ocean colour instruments | Ocean colour information, coastal zone monitoring, land resources monitoring. |
| Waveband: | VIS - NIR: 0.40 - 0.88 µm (12 channels)
VIS, NIR |
| Spatial resolution: | 236 x 360 m
Best resolution: 236 m |
| Swath width: | FOR (Field Of Regard) is 2500km x 2500km, divided into 12 slots. |
| Accuracy: | |
| Data Access: | Open Access |
| Data Format: | HDF, LRIT, HRIT |
|
COCTS
China Ocean Colour & Temperature Scanner | CAST | Current: HY-1C, HY-1D, HY-1E
Future: HY-1F
Complete: HY-1A, HY-1B | Operational | Ocean colour instruments | Ocean chlorophyll, ocean yellow substance absorbance, Sea-ice surface temperature. |
| Waveband: | B1: 0.402 - 0.422 µm, B2: 0.433 - 0.453 µm, B3: 0.480 - 0.500 µm, B4: 0.510 - 0.530 µm, B5: 0.555 - 0.575 µm, B6: 0.660 - 0.680 µm, B7: 0.740 - 0.760 µm, B8: 0.845 - 0.885 µm, B9: 10.30 - 11.40 µm, B10: 11.40 - 12.50 µm
VIS, NIR, TIR |
| Spatial resolution: | 1.1 km |
| Swath width: | 3083 km |
| Accuracy: | |
| Data Access: | |
| Data Format: | |
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GLIMR Instrument
Geosynchronous Littoral Imaging and Monitoring Radiometer (GLIMR) | NASA | Current: -
Future: GLIMR
Complete: - | Being developed | Ocean colour instruments | GLIMR will make observations of rapidly evolving phytoplankton dynamics and hazards such as Harmful Algal Blooms (HABs) and oil spills in the Gulf of Mexico and other selected coastal regions of North and South America |
| Waveband: | UV-VIS-NIR: 350-1020 nm at 5 nm sampling
UV, VIS, NIR |
| Spatial resolution: | 300 m
Best resolution: 300 m |
| Swath width: | FOV: 20.8° N-S and E-W |
| Accuracy: | Landmark imaging capability for geolocation reconstruction of science data to within 33% of the local ground sample distance (LGSD). Spectrometer pointing line of sight stability of 20% of the LGSD. |
| Data Access: | |
| Data Format: | |
|
MODIS
MODerate-Resolution Imaging Spectroradiometer | NASA | Current: Terra, Aqua
Future: -
Complete: - | Operational | Imaging multi-spectral radiometers (vis/IR) and ocean colour instruments | Data on biological and physical processes on the surface of the Earth and in the lower atmosphere, and on global dynamics. Surface temperatures of land and ocean, chlorophyll fluorescence, land cover measurements, cloud cover (day and night). |
| Waveband: | VIS - TIR: 36 bands in range 0.4 - 14.4 µm
VIS, NIR, SWIR, MWIR, TIR |
| Spatial resolution: | Cloud cover: 250 m (day) and 1000 m (night), Surface temperature: 1000 m
Best resolution: 250 m |
| Swath width: | 2330 km |
| Accuracy: | Long wave radiance: 100 nW/m2, Short wave radiance: 5%, Surface temperature of land: <1 K, Surface temperature of ocean: <0.2 K, Snow and ice cover: 10% |
| Data Access: | Open Access |
| Data Format: | HDF-EOS |
|
NIR-SWIR
Multi-spectral Optical Camera - Near & Short Wave Infrared | CONAE, AEB | Current: -
Future: SABIA_MAR-A, SABIA_MAR-B
Complete: - | Approved | Ocean colour instruments | Ocean Colour - Open ocean, coastal & in-land waters. Atmospheric corrections |
| Waveband: | Near & Short Wave Infrared, 6 bands: 750 - 765 - 865 -1044 - 1240 – 1610 nm
NIR, SWIR |
| Spatial resolution: | 400m
Best resolution: 400 m |
| Swath width: | 1495 km |
| Accuracy: | |
| Data Access: | |
| Data Format: | |
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OCI
Ocean Color Instrument | NASA | Current: PACE
Future: -
Complete: - | Operational | Ocean colour instruments | 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 |
| Waveband: | UV-NIR (350 - 800 nm); SWIR (940, 1240, 1378, 1615, 2130 and 2260 nm)
UV, VIS, NIR, SWIR |
| Spatial resolution: | 1 km |
| Swath width: | 2700 km swath |
| Accuracy: | 5nm spectral resolution |
| Data Access: | Open Access |
| Data Format: | CCSDS packets, netCDF |
|
OCM (Oceansat-3)
Ocean Colour Monitor (Oceansat-3) | ISRO | Current: OCEANSAT-3
Future: OCEANSAT-3A
Complete: - | Operational | Ocean colour instruments | Ocean colour data, Estimation of phytoplankton concentration, identification of potential fishing zones, assessment of primary productivity. |
| Waveband: | 13 channel
VIS, NIR |
| Spatial resolution: | 360m |
| Swath width: | 1400 km |
| Accuracy: | |
| Data Access: | Open Access |
| Data Format: | |
|
OLCI
Ocean and Land Colour Imager | ESA (EUMETSAT) (COM) | Current: Sentinel-3 A, Sentinel-3 B
Future: Sentinel-3 C, Sentinel-3 D
Complete: - | Operational | Imaging multi-spectral radiometers (vis/IR) and ocean colour instruments | Marine and land services. |
| Waveband: | 21 bands in VNIR/SWIR
VIS, NIR |
| Spatial resolution: | 300 m
Best resolution: 300 m |
| Swath width: | 1270 km, across-track tilt 12.2 deg to the West |
| Accuracy: | 2% abs, 0.1% rel. |
| Data Access: | Open Access |
| Data Format: | |
|
SGLI
Second-generation Global Imager | JAXA | Current: GCOM-C
Future: -
Complete: - | Operational | Imaging multi-spectral radiometers (vis/IR) and ocean colour instruments | Medium resolution multi-spectral imaging of land, ocean and atmosphere. SGLI-VNR is an optical sensor capable of multi-channel nadir observation at wavelengths from near-UV to NIR and forward or backward polarization observation at red and near infrared wavelengths (Push-broom scanning). SGLI-IRS is an optical sensor capable of multi-channel nadir observation at wavelengths from SWIR to TIR wavelengths (Cross-track scanning). |
| Waveband: | VIS - NIR: 0.38 - 0.865 µm; SW: 1.05 - 2.21 µm; TIR: 10.8 - 12.0 µm
UV, VIS, NIR, SWIR, TIR |
| Spatial resolution: | SGLI-VNR: 250 m, 1000 m; SGLI-IRS: 250 m, 500 m, 1000 m
Best resolution: 250 m |
| Swath width: | SGLI-VNR: 1150 km; SGLI-IRS: 1400km |
| Accuracy: | |
| Data Access: | Open Access |
| Data Format: | HDF5 |
|
VIIRS
Visible/Infrared Imager Radiometer Suite | NOAA (NASA) | Current: NOAA-21
Future: JPSS-3, JPSS-4, Suomi NPP, NOAA-20
Complete: - | Operational | Imaging multi-spectral radiometers (vis/IR) and ocean colour instruments | Global observations of land, ocean, and atmosphere parameters: cloud/weather imagery, sea-surface temperature, ocean colour, land surface vegetation indices. |
| Waveband: | VIS - TIR: 0.4 - 12.5 µm (22 channels)
VIS, NIR, SWIR, MWIR, TIR |
| Spatial resolution: | 400 m - 1.6 km
Best resolution: 400 m |
| Swath width: | 3000 km |
| Accuracy: | SST 0.35 K |
| Data Access: | Open Access |
| Data Format: | HDF5 |
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