Look at the Luminosity vs. Period graph. Notice that a the period of a Cepheld variable increases, so does its luminosity. A luminosity of 4,000 Suns means that the star Is 4,000 times brighter than the

Look at the Luminosity vs. Period graph. Notice that a the

period of a Cepheld variable increases, so does its luminosity. A luminosity of 4,000 Suns means that the star Is 4,000 times
brighter than the Sun.
8000
Mean luminosity (Suns)
6000
4000
2000
Period (days)
10
15
20
If the luminosity of a st
s 6000 suns, what is its period in days?

Look at the Luminosity vs. Period graph. Notice that a the period of a Cepheld variable-example-1

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Look at the Luminosity vs. Period graph. Notice that a the period of a Cepheld variable increases, so does its luminosity. A luminosity of 4,000 Suns means that the star Is 4,00…

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