WOLFRAM|DEMONSTRATIONS PROJECT

Analemmas

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planet
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choose orbit manually
axis angle relative to ecliptic
spring equinox point
orbit eccentricity
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The analemma gives the position of the sun in the sky at a fixed time (say, noon) through the course of the year. For the Earth, the analemma is a figure-eight shape. Change the parameters to see what the analemma would be like from planets with different parameters.