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Satellite orbit problem

  1. Oct 22, 2008 #1
    At what altitude will a satellite complete a circular orbit of the Earth in 1.8 hours?

    i used r=(GMT^2/4pi^2)^1/3 -Radius of the earth.

    but im keep getting wrong answer please help
  2. jcsd
  3. Oct 22, 2008 #2


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    I think that equation is correct. You may want to double-check the units: is everything in terms of m, s, and kg? (I.e., not km for example.)
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