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Homework Help: Lambert(Guidance) Equation Derive (Velocity) from equations

  1. Jan 13, 2012 #1
    1. The problem statement, all variables and given/known data

    http://a1201.hizliresim.com/t/f/1sjw1.gif [Broken]
    http://a1201.hizliresim.com/t/f/1sjxk.gif [Broken]

    2. Relevant equations

    http://d1201.hizliresim.com/t/f/1sjxx.gif [Broken]

    3. The attempt at a solution

    http://c1201.hizliresim.com/t/f/1sk69.gif [Broken]
    I think there will be a mistake at solution and I cant find ??? Help please ?
    How can I derive last equation with using other equations..(This is the Lambert Velocity Problem)
    Last edited by a moderator: May 5, 2017
  2. jcsd
  3. Jan 13, 2012 #2

    D H

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    Staff Emeritus
    Science Advisor

    Solve your equation (2) for λ, then use equation (1) to find v.
  4. Jan 13, 2012 #3
    Thanks for help ;)
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