Measurements and Applications
Absolute spectrally-resolved measurements of terrestrial thermal emission with an absolute accuracy of 0.1 K in brightness temperature. The measurements cover most of the thermal spectrum.
Full Name
IR spectrometer (CLARREO)
Status
No longer considered
Instrument Agencies
Maturity
Medium Heritage
Instrument Type
Earth radiation budget radiometers 
Geometry
Nadir-viewing
Instrument Technology
High-resolution nadir-scanning IR spectrometer
Sampling
Sounding
Data Access
Open Access
Data Format
Resolution
1 cm-1; 100 km footprint
Swath
100 km
[Max Swath: 100 km]
Accuracy
.1K 3σ brightness temperature
Waveband
200 to 2000 cm-1
| TIR (~6.0 µm - ~15.0 µm) |
| FIR (~15.0 µm - ~0.1 cm) |
CLARREO-1 - Climate Absolute Radiance and Refractivity Observatory (2017 - 2020) |
| CLARREO-3 - Climate Absolute Radiance and Refractivity Observatory (2020 - 2023) |