Radar altimeter

Radar altimeter

A non-imaging device that records the time of radar returns from vertically beneath a platform to estimate the distance to and hence the elevation of the surface; carried by Seasat and the EAS-ERS-1 platforms.

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Part of Speech: noun
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Industry/Domain: Earth science
Category: Remote sensing
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Related terms

radar altimeter

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An onboard radar for determining the altitude of an aircraft above an underlying surface. Pulse-radar techniques measure altitude in terms of the transit time of the radar pulse; ...

radar altimeter

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An instrument that uses radar to determine a vehicle’s (e.g. a satellite) height above the surface and for measuring the height of small objects (e.g. waves, hills) on a planetary ...

radar altimeter

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A non-imaging device that records the time of radar returns from vertically beneath a platform to estimate the distance to and hence the elevation of the surface; carried by ...

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An electronic altimeter that determines the height of an aircraft above the terrain by measuring the time needed for a pulse of radio-frequency energy to travel from the aircraft ...

radar altimeter used on the TOPEX/POSEIDON mission (ALT)

Earth science; Physical oceanography

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