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sexta-feira, 9 de novembro de 2007

Types of satellites

Meteorological Satellites - help meteorologists to predict the weather or see what is happening at the moment. The satellites generally have cameras that can take pictures of the earth's climate, both from a point geostacionário fixed as polar orbits.

Satellite Communications - allows data and telephone conversations can be retransmitted via a satellite. Satellites to cover the Telstar communications and Intelsat.

Satellite broadcasting of television - send signals from one point to another (similar to the satellites of communication).

Satellites Scientific - perform a variety of scientific missions. The Hubble space telescope is one of the most famous scientific satellites, but there are several others to observe a bit of everything from patches to solar gamma rays.


Satellite Navigation - to help ships and aircraft to navigate. The most famous are the GPS satellites NAVSTAR.

Rescue Satellite - to respond to radio signals at the request of relief.

Terrestrial Observation Satellites - of analyzing the planet, looking for changes, from deforestation to the temperature and coverage of the ice pack. The most famous are the series LANDSAT.

Military Satellites - many their real applications remain a secret. The possibilities for the collection of information using electronic, high-tech equipment and a sophisticated recognition of photographic are unlimited.

1 comentário:

ettesa disse...

I use a sta nav system daily and at first I never actually realised the technology involved or the number of satellites just to keep my halfords sat nav accurate and working, there is a great deal to be learnt from satellite technology.