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Cepheid variable
(redirected from Leavitt's law)

   Also found in: Encyclopedia, Wikipedia 0.01 sec.
Cepheid variable [ˈsiːfɪɪd]
n
(Astronomy) Astronomy any of a class of variable stars with regular cycles of variations in luminosity (most ranging from three to fifty days). There is a relationship between the periods of variation and the absolute magnitudes, which is used for measuring the distance of such stars


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