en

IFOV

1

Terminological databases

Kaugseire terminibaas

ID 629401 Last modified 20.11.2023
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Domain remote sensing
instantaneous field of view
  • koonuse ruuminurk, mida sensor näeb. Hetkevaateväli määrab Maa pinna osa, mida sensor „näeb“ etteantud kõrguselt antud ajahetkel
    Good to know
  • the solid angle cone of visibility of the sensor. It determines the area on the Earth's surface which is "seen" from a given altitude at one particular moment in time
hetkvaateväli
Usage examples
  • Linnas, kus aluspinnalt peegelduv kiirgus varieerub tunduvalt enamike satelliitide sensorite hetkvaatevälja piires, ei sarnane üksiku piksli spektraalne peegeldumine üksiku maakatteklassi peegeldumisega, vaid on segu kahest või enamast objektist.
instantaneous field of view
Usage examples
  • The signal level of the reflected energy increases if the signal is collected over a larger instantaneous field of view (IFOV) or if it is collected over a broader spectral bandwidth.
IFOV
Usage examples
  • The IFOV is also described as the pixel size of the sensor.

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