Instrument & agency (& any partners) | Missions | Status | Type | Measurements & applications | Technical characteristics |
AATSR Advanced Along-Track Scanning Radiometer
BNSC | Current: Envisat Future: - Complete: - | Operational | Imaging multi-spectral radiometers (vis/IR) and multiple direction/polarisation radiometers | Measurements of sea surface temperature, land surface temperature, cloud top temperature, cloud cover, aerosols, vegetation, atmospheric water vapour and liquid water content |
| Waveband: | VIS - NIR: 0.555 µm, 0.659 µm, 0.865 µm, SWIR: 1.6 µm, MWIR: 3.7 µm, TIR: 10.85 µm, 12 µm |
| Spatial resolution: | IR ocean channels: 1 x 1 km, Visible land channels: 1 x 1 km |
| Swath width: | 500 km |
| Accuracy: | Sea surface temperature: <0.5 K over 0.5 x 0.5 deg (lat/long) area with 80% cloud cover Land surface temperature: 0.1 K (relative) |
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ABI Advanced Baseline Imager
NOAA | Current: - Future: GOES-R, GOES-S Complete: - | Being developed | Imaging multi-spectral radiometers (vis/IR) | Detects clouds, cloud properties, water vapour, land and sea surface temperatures, dust, aerosols, volcanic ash, fires, total ozone, snow and ice cover, vegetation index |
| Waveband: | 16 bands in vis, NIR and IR ranging from 0.47 µm to 13.3 µm |
| Spatial resolution: | 0.5 km in 0.64 µm band; 2.0 km in long wave IR and in the 1.378 µm band; 1.0 km in all others |
| Swath width: | |
| Accuracy: | Varies by product |
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ACC Accelerometer
ESA | Current: - Future: Swarm Complete: - | Being developed | Precision orbit and space environment | Measurement of the spacecraft non-gravitational accelerations, linear accelerations range: +/- 2*10-4 m/s2; angular measurement range: +/- 9.6* 10-3 rad/s2; measurement bandwidth: 10-4 to 10-2 Hz; Linear resolution: 1.8*10-10 m/s2; angular resolution: 8*10-9 rad/s2 |
| Waveband: | N/A |
| Spatial resolution: | 0.1 nm/s2 |
| Swath width: | N/A |
| Accuracy: | overall instrument random error: <10-8 m/s2 |
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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) |
| Spatial resolution: | |
| Swath width: | |
| Accuracy: | |
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ACRIM III Active Cavity Radiometer Irradiance Monitor
NASA | Current: ACRIMSAT Future: - Complete: - | Operational | Earth radiation budget radiometers | Measurements of solar luminosity and solar constant. Data used as record of time variation of total solar irradiance, from extreme UV through to infrared |
| Waveband: | UV - MWIR: 0.15 - 5 µm |
| Spatial resolution: | 5 deg FOV |
| Swath width: | 71 mins per orbit of full solar disk data |
| Accuracy: | 0.1% of full scale |
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A-DCS4 ARGOS-Data Collection System
NOAA | Current: GOES-14, NOAA-19, GOES-13 Future: Metop-C, NPOESS-2, NPOESS-1, GOES-P, NPOESS-3, NPOESS-4 Complete: - | Operational | Data collection | Data collection and communication system for receiving and retransmitting data from ocean and land-based remote observing platforms/transponders |
| Waveband: | UHF |
| Spatial resolution: | |
| Swath width: | |
| Accuracy: | |
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AEISS Advanced Electronic Image Scanning System
KARI (ASTRIUM) | Current: - Future: KOMPSAT-3 Complete: - | Being developed | High resolution optical imagers | High resolution imager for land applications of cartography and disaster monitoring |
| Waveband: | |
| Spatial resolution: | |
| Swath width: | 15km |
| Accuracy: | |
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AIRS Atmospheric Infra-red Sounder
NASA | Current: Aqua Future: - Complete: - | Operational | Atmospheric temperature and humidity sounders | High spectral resolution measurement of temperature and humidity profiles in the atmosphere. Long-wave Earth surface emissivity. Cloud diagnostics. Trace gas profiles. Surface temperatures. |
| Waveband: | VIS - TIR: 0.4 - 1.7 µm, 3.4 - 15.4 µm, Has approximately 2382 bands from VIS to TIR |
| Spatial resolution: | 1.1 degree (13 x 13 km at nadir) |
| Swath width: | +/-48.95 degrees |
| Accuracy: | Humidity: 20%, Temperature: 1 K |
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AIS (RCM) Automated Identification System (RADARSAT Constellation)
CSA | Current: - Future: RADARSAT CONSTELLATION-1, RADARSAT CONSTELLATION-2, RADARSAT CONSTELLATION-3 Complete: - | Being developed | Communications | Ship identification (name, location, heading, cargo etc.) |
| Waveband: | Microwave: 162 MHz |
| Spatial resolution: | N/A |
| Swath width: | 800 km |
| Accuracy: | TBD |
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ALADIN Atmospheric Laser Doppler Instrument
ESA | Current: - Future: ADM-Aeolus Complete: - | Being developed | Lidars | Global wind profiles (single line-of-sight) for an improved weather prediction |
| Waveband: | UV: 355 nm |
| Spatial resolution: | One wind profile every 200 km along track, averaged over 50 km |
| Swath width: | Along line 285 km parallel to satellite ground track |
| Accuracy: | Wind speed error below 2 m/s |
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