You observe a Cepheid variable star with a pulsation period of 31 days, located in a nearby
galaxy. The star's apparent brightness is measured to be 1.41012W/m2. Calculate the distance to
the host galaxy of the Cepheid variable star..
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You observe a Cepheid variable star with a pulsation period .pdf
1. You observe a Cepheid variable star with a pulsation period of 31 days, located in a nearby
galaxy. The star's apparent brightness is measured to be 1.41012W/m2. Calculate the distance to
the host galaxy of the Cepheid variable star.