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Showing results for tags 'n-body physics'.
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http://www.drewexmachina.com/2014/10/02/the-fate-of-comet-halley/ Well based on this article the precise orbit of Halley cannot be predicted beyond a revolution and a half, therefore its future orbit cannot be predicted. The introduce a variable known as the Lyapunov exponent which sets a maximum limit on predictability.