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| lunar_ephemerides [2010/03/24 23:01] – created ong | lunar_ephemerides [2010/03/26 01:07] (current) – ong | ||
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| This column is used (in part) to calculate column M. It gives the duration of visibility of the crescent moon on the night of its appearance. | This column is used (in part) to calculate column M. It gives the duration of visibility of the crescent moon on the night of its appearance. | ||
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| + | === Determining eclipses === | ||
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| + | == General approach == | ||
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| + | The Saros cycle | ||
