CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- AATSR
-
|
|
Full Name
|
Advanced Along-Track Scanning Radiometer
|
Status
|
No longer operational
|
|
Instrument Agencies
|
UKSA
|
Maturity
|
|
|
Instrument Type
|
Imaging multi-spectral radiometers (vis/IR)  and Multiple direction/polarisation radiometers
|
Geometry
|
Conical scanning
|
|
Instrument Technology
|
Multi-channel/direction/polarisation radiometer
|
Sampling
|
Imaging
|
|
Data Access
|
Open Access
|
Data Format
|
|
|
|
Measurements and Applications
|
Measurements of sea surface temperature, land surface temperature, cloud top temperature, cloud cover, aerosols, vegetation, atmospheric water vapour and liquid water content.
|
|
|
Resolution Summary
|
IR ocean channels: 1 x 1 km, Visible land channels: 1 x 1 km
[Best Resolution: 1000m]
|
|
Swath Summary
|
500 km
|
|
Accuracy Summary
|
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)
|
|
Waveband Summary
|
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
|
|
|
| VIS (~0.40 µm - ~0.75 µm) |
| NIR (~0.75 µm - ~1.3 µm) |
| SWIR (~1.3 µm - ~3.0 µm) |
| MWIR (~3.0 µm - ~6.0 µm) |
| TIR (~6.0 µm - ~15.0 µm) |
|
|
Instrument Measurements
Measurements Overview
|
|
|
|
Instrument Missions
|
|
|