// todo need optimize like in event.jsp. Add indexing or not indexing this page. Leavitt (4 jul 1868 año – 12 dic 1921 año) (Cinta de tiempo)
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Leavitt (4 jul 1868 año – 12 dic 1921 año)

Descripción:

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.

Añadido al timeline:

BHP Timeline (small scale)

ByIsabel Castagnola
17 dic 2019

fecha:

4 jul 1868 año
12 dic 1921 año
~ 53 years
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