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aperture synthesis

   Also found in: Wikipedia 0.04 sec.

aperture synthesis

In astronomy, technique used in radio astronomy in which several small radio dishes are linked together over an area that can be many kilometres in diameter. This is done to simulate the performance of one very large radio telescope.


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Baldwin of the University of Cambridge and his colleagues used the combination telescope, known as COAST (Cambridge Optical Aperture Synthesis Telescope), to examine Capella, a double star system 40 light-years away.
Hewish collects the Nobel Prize for Physics eight years later, sharing it with Sir Martin Ryle, Astronomer Royal, whose technique of aperture synthesis had made many of the observations possible.
 
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