POLAR-ORBITING SATELLITE
A satellite whose orbit passes over both of the earth's between poles.
Polar-orbiting satellite A satellite in relatively low orbit that travels near the geographical poles on meridional trajectories.
Compare with a polar-orbiting satellite. GEOSTROPHIC WIND A steady horizontal motion of air along straight, parallel isobars or contours in an unchanging pressure or contour field.
series of polar-orbiting satellites beginning in 1966 with the launch of ESSA-1.
For polar-orbiting satellites, radio reception of the APT signal can begin only when the polar-orbiting satellite is above the horizon of a particular location.
orbiting weather satellite that maintains the same position over the equator during the earth's rotation. Also known as GOES, an acronym for Geostationary Operational Environmental Satellite. Related terms: polar-orbiting satellite ...
that measures changes in atmospheric temperature with height, as well as the content of various chemical species in the atmosphere at various levels. The High Resolution Infrared Radiation Sounder (HIRS), found on NOAA polar-orbiting satellites, ...
 See also: Satellite, Orbit, Surface, Environment, Degree
  
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