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Deferent and epicycle - Wikipedia, the free encyclopedia
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To set the epicycle in motion around the deferent, increase the rotation ratio (the ratio of the angular velocities of the deferent to epicycle) from 0, and adjust the rate ("fast","medium" or ... To change the size of the epicycle, adjust "Size ratio", which is the ratio of the diameters of the deferent to the epicycle.
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MySpace Music profile for Epicycle. Download Epicycle Alternative / Powerpop / Garage music singles, watch music videos, listen to free streaming mp3s, & read Epicycle's blog. ... Epicycle; Alternative / Powerpop / Garage...
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Yesterday was squareday - for everybody, but it meant more to me. Yesterday was 4/25/09 – all square numbers. In a given century this’ll happen 135 days out of 36,525 about 1 in 250 days - so not that big of a deal. But for me it marked my 36th birthday – also a square number. ... Oh, your birthday is all primes!
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As a planet moves around on its epicycle, the center of the epicycle (called the ``deferent'') moves around the Earth. When its motion brings it inside the deferent circle, the planet undergoes retrograde motion. ... Back to Ptolemy's geocentric universe...
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Diary of a homebrew network and its owner ... A Tale of Many Fans - My home network ... Letters to Epicycle...
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Demonstrating a geocentric model ... The following animation shows a simplified geocentric model with three objects: the Earth (blue) in the centre with the Sun (yellow) and Mars (red) ... Mars travels on an epicycle which is centred on its deferent. The phenomenon of ``retrograde motion'' occurs while Mars is at opposition.
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Ok, I know it was a long long time ago (in a galaxy far far away) when I last posted to Epicycle. I did actually move the site for a while onto a Freedom2Operate hosted site, and used Wordpress, but sadly that blog stagnated and died as Freedom2Operate expanded.
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Hey there! epicycle is using Twitter. ... Twitter is a free service that lets you keep in touch with people through the exchange of quick, frequent answers to one simple question: What's happening? Join today to start receiving epicycle's tweets. ... Name epicycle...
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