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June 15, 2024
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Leavitt (4 lugl 1868 anni – 12 dic 1921 anni)

Descrizione:

1868-1921, astronomer; measured and catalogued brightness of stars, discovered relationship between luminosity and the time period of Cepheid variables to measure how far away stars were.

Aggiunto al nastro di tempo:

Data:

4 lugl 1868 anni
12 dic 1921 anni
~ 53 years