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The Roche Limit

  1. Nov 5, 2003 #1
    [SOLVED] The Roche Limit

    What's hte formula for the Roche Limit? I can't find it any where!
  2. jcsd
  3. Nov 5, 2003 #2


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    RL = 2.423Rp(dp/dm)1/3


    RL is the Roche Limit
    Rp is the radius of the planet
    dp is the density of the planet
    dm is the density of the moon.

    if the moon and planet are of equal density, it reduces to

    RL = 2.423Rp
  4. Nov 6, 2003 #3

    Thanks for that
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