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Unformatted text preview: b) Mass of star tells how much fuel that star has i) Lifetime is fuel supply (mass) divided by rate of consumption (luminosity), so lifetime is inversely proportional to mass The H-R Diagram a) Shows a true scatter plot where there is no true relationship between the plot b) Usually plotted as luminosity vs. temperature c) Brightness limited sample bias- over represents bright (luminous) stars d) Proper motion sample- under represents bright stars Random: 10 parsecs = 30 light years...
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This note was uploaded on 05/03/2011 for the course AST 301 taught by Professor Harvey during the Fall '07 term at University of Texas at Austin.
- Fall '07