THE CEOS DATABASE : MISSION, INSTRUMENTS AND MEASUREMENTS

Full Name

Poseidon-5 SAR Radar Altimeter

Status

Being developed

Instrument Agencies

ESA, CNES, EUMETSAT

Maturity

Instrument Type

Radar altimeters

Geometry

Nadir-viewing

Instrument Technology

Radar altimeter

Sampling

Sounding

Data Access

Data Format

Resolution

Swath

On Sentninel-3 A&B tracks
[Max Swath: 30 km]

Accuracy

Sea level: 3.2 cm, Significant wave height: 0.15 m, Horizontal sea surface wind speed: 1.5 m/s

Waveband

Microwave: Ku-band (13.575 GHz), C-band (5.3 GHz)

Ku-Band (12.5 to 18 GHz)
C-Band (8 - 4 GHz)

S3NGT-A - Sentinel-3 Next Generation Topography A (2033 - 2041)

S3NGT-B - Sentinel-3 Next Generation Topography B (2035 - 2043)

Category	Parameter
Gravity, Magnetic and Geodynamic measurements	Geoid
Landscape topography	Land surface topography
Ocean surface winds	Wind speed over sea surface (horizontal)
Ocean topography/currents	Sea level
Ocean wave height and spectrum	Significant wave height

*ECV*	*Description*	*Product(s)*	*ECV Inventory 3.0 Record(s)*
Sea Level	click here	click here	search ECV Inventory records
Sea State	click here	click here	search ECV Inventory records