Word: moonwatch
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Dates: during 1956-1956
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...Moonwatch stations also become important in the last stages of a satellite's flight, when it begins to drop out of its orbit. If the density of the atmosphere were perfectly known, this orbit too could be figured out by the computing machines. But since it is not, data returned by the observers of the falling satellite will be used instead...
...Whipple, the Director of the Smithsonian, is Professor of Astronomy, while Hynek, the Associate Director in charge of the tracking program, is Visiting Professor of Astronomy. This is the sort of cooperation envisioned when, in May 1955, it was announced that the Smithsonian was moving its headquarters to Cambridge.Special MOONWATCH telescope provides a 12 1/2 degree field with impressive image brightness, and magnifies 55 times. The parts cost less than $20 and can be put together by a skilled amateur. The optical parts are war-surplus material and can be obtained from supply houses. Special teams equipped with these monoculars...