Sentinel-6/ 2020 Poseidon-4 (SAR Radar Altimeter) AMR-C (Climate-quality microwave radiometer)

Sentinel-6/ 2020 Poseidon-4 (SAR Radar Altimeter) AMR-C (Climate-quality microwave radiometer)
Continuity of high-precision measurement of ocean surface topography to obtain data on changes to climate and environment