Measurements and Applications
Sea surface height.
Full Name
Ka-band Altimeter
Status
Operational
Instrument Agencies
Maturity
Instrument Type
Radar altimeters 
Geometry
Nadir-viewing
Instrument Technology
Radar altimeter
Sampling
Other
Data Access
Constrained Access
Data Format
Waveband
35.5 - 36 GHz, passive channels (radiometer): 24 (K-band) and 37 (Ka-band) GHz; active radar altimeter: 35 GHz (Ka-band)
| MW (~0.1 cm - ~100 cm) |
| Ka-Band (26.5 to 40 GHz) |
| K-Band (18 to 26.5 GHz) |
SARAL - Satellite with ARgos and ALtiKa (2013 - 2025) |