TERMIUM Plus®

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OPTICAL SATELLITE REMOTE SENSING [1 record]

Record 1 2003-07-18

English

Subject field(s)
  • Remote Sensing
  • Spacecraft
DEF

[A remote sensing technology that] depends on sunlight illuminating the Earth in order to obtain useful imagery.

OBS

It is well known that optical satellite remote sensing is mostly based on measurements of the radiance exiting the top of the Earth's atmosphere and is interpreted using a comparison of the data with pre-calculated tables for some "pure" aerosol models.

OBS

Its performance is restricted by the presence of clouds, fog, smoke or darkness.

French

Domaine(s)
  • Télédétection
  • Engins spatiaux
DEF

[Technologie de télédétection qui] est tributaire de l'éclairement de la Terre par le Soleil pour obtenir des images utiles.

OBS

En télédétection par satellite optique, les signatures d'images de diverses caractéristiques de surface doivent être constamment calibrées en raison des conditions instables de l'éclairement de la Terre.

OBS

Sa performance est donc restreinte en présence de nuages, de brouillard, de fumées ou dans l'obscurité.

Spanish

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