Satellites

Satellites

Of or relating to any man-made object launched to orbit Earth or another celestial body.

Industry: Aerospace

Add a new term

Contributors in Satellites

Become a Contributors

Satellites

polar orbit

Aerospace; Satellites

A satellite orbit that passes over, or very close to, both poles of the Earth. Landsat 4, 5, and 7 all had/have a near-polar orbit at 438 miles (705 kilometers) above the Earth.

line scanner

Aerospace; Satellites

A scanning radiometer which by use of a rotating or oscillating plane mirror can scan a path normal to the movement of the radiometer. The mirror directs incoming radiation to a detector, which ...

linear spatial filter

Aerospace; Satellites

A spatial filter for which the grey shade assignment at coordinates (x, y) in the transformed image is made by some weighted average (linear combination) of grey shades located to a particular ...

A specific type of lamp-based calibration system carried on-board an imager in space for the purpose of monitoring for possible radiometric changes in detector responsivity with time. The internal ...

vidicon

Aerospace; Satellites

A storage-type, electronically scanned, photoconductive, television camera tube, which, often has a response to radiation beyond the limits of the visible region. Particularly useful in space ...

swath

Aerospace; Satellites

A strip, belt, or long narrow extent of anything. Specifically refers to the ground track, or trace, followed by Landsat satellites which image a continuous swath 189 km wide.

multiband system

Aerospace; Satellites

A system for simultaneously recording electromagnetic radiation from the same scene in several bands from essentially the same spectral region, such as the visible or visible and near infrared. May ...