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Science Keywords > EARTH SCIENCE > SPECTRAL/ENGINEERING > RADAR

TERME PRÉFÉRENTIEL

RADAR  

DÉFINITION

  • An acronym for radio detection and ranging, radar uses radio waves (microwave portion of the spectrum) to detect the presence of objects and determine their range (position).

CONCEPT GÉNÉRIQUE

CONCEPTS SPÉCIFIQUES

NOTE DE CHANGEMENT

  • 2013-01-16 21:34:59.0 [saritz] Insert Concept add narrower relation (RADAR [d3b7c3c0-e644-4f01-94da-dfebe854c0d1,62059] - Spectrum Width [bf1c1225-c3de-4c37-92bb-7a9e9e06c030,82073]);
  • 2013-01-16 21:35:15.0 [saritz] Remove Concepts delete narrower relation (null);
  • 2013-01-16 21:36:27.0 [saritz] Insert Concept add narrower relation (RADAR [d3b7c3c0-e644-4f01-94da-dfebe854c0d1,62059] - SPECTRUM WIDTH [41a7f02b-5ab6-4c1e-8583-abb870507ea1,82077]);
  • 2013-01-16 21:39:16.0 [saritz] Insert Concept add narrower relation (RADAR [d3b7c3c0-e644-4f01-94da-dfebe854c0d1,62059] - MEAN RADIAL VELOCITY [bb20786b-2499-40b0-a9a5-2cc64421a6d2,82081]);
  • 2020-02-25 12:16:19.0 [sritz] Insert Concept add narrower relation (RADAR [d3b7c3c0-e644-4f01-94da-dfebe854c0d1,552913] - RADIAL VELOCITY [829e91f4-f351-4012-bb0a-208302fb11c2,559827]);
  • 2020-02-25 12:17:01.0 [sritz] Move Concepts delete narrower relation (null);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/d3b7c3c0-e644-4f01-94da-dfebe854c0d1

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