| Instrument | Agency | Missions | Status | Type | Measurements &
applications | Technical characteristics |
3MI
Multi-Viewing Multi-Channel Multi-Polarisation Imaging | EUMETSAT (ESA) | Current: METOP-SG A1
Future: METOP-SG A2, METOP-SG A3
Complete: - | Being developed | Atmospheric chemistry | Measure aerosol parameters, air quality index, surface albedo, cloud information |
| Waveband: | VIS-SWIR: 12 channels between 0.41 µm to 2.1 µm
VIS, NIR, SWIR |
| Spatial resolution: | 4km |
| Swath width: | 2200x2200 km for the VNIR channels
2200 x 1100 km for the SWIR channels
|
| Accuracy: | |
| Data Access: | Open Access |
| Data Format: | net-CDF4 |
|
ACE-FTS
Atmospheric Chemistry Experiment (ACE) Fourier Transform Spectrometer | CSA | Current: SCISAT-1
Future: -
Complete: - | Operational | Atmospheric chemistry | Measure and understand the chemical processes that control the distribution of ozone in the Earth's atmosphere, especially at high altitudes. |
| Waveband: | SWIR - TIR: 2 - 5.5 µm, 5.5 - 13 µm (0.02 cm-1 resolution)
SWIR, MWIR, TIR |
| Spatial resolution: | |
| Swath width: | |
| Accuracy: | Depends on species, meets requirements for climate variables |
| Data Access: | Open Access |
| Data Format: | |
|
AIRMO Spectrometer
AIRMO Spectrometer | AIRMO (ESA) | Current: -
Future: AIRMO Constellation
Complete: - | Being developed | Atmospheric chemistry | Precise and close to real-time data on CH4 and CO2 emissions |
| Waveband: | Central wavelength: 1.6 μm
SWIR |
| Spatial resolution: | 50 m x 50 m
Best resolution: 50 m |
| Swath width: | |
| Accuracy: | 8ppb |
| Data Access: | Constrained Access |
| Data Format: | |
|
ALTIUS Instrument
ALTIUS Instrument | ESA | Current: -
Future: ALTIUS
Complete: - | Being developed | Atmospheric chemistry | A high-resolution 2D imager that observes ozone from side-on, at Earth's limb or atmospheric boundary. This limb-sounding technique allows ozone to be viewed at different altitudes, thereby providing vertical profiles of different ozone concentrations. The instrument uses three independent spectral imagers that operate in the ultraviolet, visible and near-infrared, achieving global coverage in a three-day revisit cycle. |
| Waveband: |
UV, VIS, NIR |
| Spatial resolution: | |
| Swath width: | |
| Accuracy: | |
| Data Access: | |
| Data Format: | |
|
CLIM
3-band CLoud Imager | ESA (EUMETSAT) (COM) | Current: -
Future: Sentinel CO2M-A, Sentinel CO2M-B, Sentinel CO2M-C
Complete: - | Approved | Atmospheric chemistry | 3-band cloud pushbroom imager for detecting low and high clouds in the spatial sample of CO2I allowing to remove these data from the retrieval process. |
| Waveband: | 3 bands: 670, 752, 1370 nm
VIS, SWIR |
| Spatial resolution: | 400 m |
| Swath width: | 330 km |
| Accuracy: | SNR >= 200 in the 3 spectral bands |
| Data Access: | Open Access |
| Data Format: | |
|
CO2I
Integrated CO2 & NO2 Imaging spectrometer | ESA (EUMETSAT) (COM) | Current: -
Future: Sentinel CO2M-A, Sentinel CO2M-B, Sentinel CO2M-C
Complete: - | Approved | Atmospheric chemistry | Pushbroom scanning spectrometer to provide relatively high spatial resolution CO2, CH4 and NO2 observations in support of estimating anthropogenic emissions of CO2 and CH4 in Copernicus. In addition, high quality NO2 and solar-induced fluorescence will be operationally delivered. |
| Waveband: | For CO2: TOA radiance measures in NIR (747-773nm), SWIR1 (1590-1675nm), SWIR2 (1990-2095nm). For NO2: VIS (405-490nm)
VIS, NIR, SWIR |
| Spatial resolution: | 2 km
Best resolution: 2000 m |
| Swath width: | 250 km |
| Accuracy: | CO2 precision=0,7ppm, CH4 precision=10 ppb, NO2 precision 1.5 10e15 molec/cm2 |
| Data Access: | Open Access |
| Data Format: | |
|
COSIS
COSIS | DLR | Current: -
Future: CO2Image
Complete: - | Proposed | Atmospheric chemistry | Independent verification of reported emissions as a cornerstone toward emission accounting and reduction measures such as agreed on in the Paris climate agreement. In 2018, coal-fired power plants accounted for 30% of the global man-made carbon dioxide emissions. |
| Waveband: |
SWIR |
| Spatial resolution: | 50 m x 50 m
Best resolution: 50 m |
| Swath width: | 50 km x 50 km |
| Accuracy: | |
| Data Access: | Open Access |
| Data Format: | |
|
GAS-1
Greenhouse-gases Absorption Spectrometer - 1 | NSMC-CMA (CNSA) | Current: FY-3D
Future: -
Complete: - | No longer operational | Atmospheric chemistry | Measurement of CO2, CH4, CO, N2O |
| Waveband: |
NIR, SWIR |
| Spatial resolution: | 13km s.s.p.
Best resolution: 13000 m |
| Swath width: | 1212km |
| Accuracy: | 0.05 |
| Data Access: | Constrained Access |
| Data Format: | L-1 data: HDF 5.0 |
|
GAS-2
Greenhouse-gases Absorption Spectrometer - 2 | NSMC-CMA (CNSA) | Current: FY-3H
Future: -
Complete: - | Being developed | Atmospheric chemistry | Measurement of CO2, CH4, CO, N2O |
| Waveband: | 0.75-0.77 μm，1.59-1.62 μm，2.04-2.08 μm，2.27-2.32 μm
|
| Spatial resolution: | 3km s.s.p.
Best resolution: 3000 m |
| Swath width: | cross-track: 38 samples at 3km resolution，100km swath. along-track: 3km every 440ms |
| Accuracy: | 0.05 |
| Data Access: | Constrained Access |
| Data Format: | L-1 data: HDF 5.0 |
|
GEMS
Geostationary Environment Monitoring Spectrometer | KARI, NIER (BATC) | Current: GEO-KOMPSAT-2B
Future: -
Complete: - | Operational | Atmospheric chemistry | Measurements of atmospheric chemistry, precursors of aerosols and ozone in particular, in high temporal and spatial resolution over Asia. |
| Waveband: | 0.30 µm - 0.50µm
UV, VIS |
| Spatial resolution: | 7 x 8 km at Seoul
Best resolution: 3500 m |
| Swath width: | FOR (Field Of Regard) is 5000km x 5000km |
| Accuracy: | |
| Data Access: | Open Access |
| Data Format: | NetCDF |
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