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Astronomy Class Notes November 9

# Astronomy Class Notes November 9 - Jerry Imel Astronomy...

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Jerry Imel Astronomy Notes 11/09/2010 Can turn in some of bonus homework, does not have to be all… REVIEW Schematic Diagram of the Eclipsing Binary Used to calculate mass and diameter of the stars Towards you = blue shift Away from you = red shift Totality – Eclipse is total…showing 3 blue circles (LOSE some radiation) Beginning of Totality, the right edge has traveled TEST QUESTIONS (DOUBLE POINTS) - HR DIAGRAM “know and label” Pick one of 3 Luminosity – total energy output Magnitude – brightness Absolute Magnitude - brightness at 10 parsec Protostar evolutionary paths by mass – know diagram It’s placement on the main sequence is determined by it’s mass What characterizes all stars is that they are fusing hydrogen into helium Math Question: M D M -5 13 -5 -5 9 0 -5 10 -5 Put the numbers -5,-8, and 0 in table If the distance is 10, the m = M Put in the correct order with the brightest on top --- -8,-5,0 NEW NOTES!!! Hydrostatic Equilibrium

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Astronomy Class Notes November 9 - Jerry Imel Astronomy...

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