Astr 221 December 5, 2003: Clusters and Review  

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Color Magnitude diagram

Age Color Magnitude diagram in Color!

NGC 3293 Cluster chart

color magnitude charts with ZAMS and MS

Question: Where are the stars that have evolved off the main sequence?

Before they were stars...

isochrones and Absolute Magnitude vs adjusted color

HRs with white dwarfs

Question: How might the HR diagram of a whole galaxy be different?

My what a tiny galaxy you have

age models and tiny galaxies