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OpenStudy (anonymous):
A newly discovered planet orbits a distant star with the same mass as the Sun at an average distance of 130 million kilometers. Its orbital eccentricity is 0.4. How do you calculate the planet's orbital period?
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OpenStudy (anonymous):
126,000,000km = ~.84AU P = R^(3/2) = .84^(3/2) = 0.769872717 P = .77 Years
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