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Astronomy spectroscopic binary

  1. Mar 8, 2007 #1
    i have been trying to do this problem for an hour and i have no clue what to do for it... please help me

    It's on the 4th page down and it is called "Spectroscopic eclipsing Binary System"

    htt p://www.tufts.edu/as/wright_center/fellows/sci_olympiad/Spok_2000_C_Instrcs_&_Quests.pdf

    this page has the answer to it:

    htt p://www.tufts.edu/as/wright_center/fellows/sci_olympiad/Spok_2000_Rch_Strs_Answr_Key.pdf

    i need help before sunday, cause that is when my astronomy competition is. thanks
  2. jcsd
  3. Mar 14, 2007 #2
    Ok I am no expert but perhaps I can help a little. From the wavelengths determine which part of the electromagnetic spectrum the light is then you can see if the star is red shifted or blue shifted ie moving away or nearer.
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