Measurements and Applications
High-accuracy measurements of brightness temperatures for global estimates of surface soil moisture for climate modeling and weather prediction
Full Name
L-band Radiometer (SMAP)
Status
Operational
Instrument Agencies
Maturity
Instrument Type
Imaging multi-spectral radiometers (passive microwave) 
Geometry
Conical scanning
Instrument Technology
Multi-purpose imaging MW radiometer
Sampling
Other
Data Access
Open Access
Data Format
HDF-5
Resolution
40km spatial resolution; 3 days temporal resolution
Swath
40-deg constant incidence angle across the 1000 km swath
[Max Swath: 1000 km]
Accuracy
1.3K accuracy brightness temperature
Waveband
L-band (1.4 GHz)
SMAP - Soil Moisture Active Passive (2015 - 2026) |