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德莫特定律

德莫特定律太阳系中行星主要天然卫星轨道周期的经验公式。它是一位天体力学的研究员,史坦利·德莫特在1960年代确定的,他采用的形式为:

for

此处的T(n)是第n颗卫星的轨道周期,T(0)是以日为单位,而C是在这个问题中卫星系统需要的常数。一些特定的值如下:

这个强有力的定律可能是塌缩星云模型和卫星系统拥有各种对称性的结果;参见提丢斯-波德定律。它们可能也反映在不同系统中的谐振相对于通约性的影响。

参考资料

[编辑]
  • "On the origin of commensurabilities in the solar system - II: the orbital period relation" S. F. Dermott, Mon. Not. RAS vol. 141 pp363–376 (1968).
  • "On the origin of commensurabilities in the solar system - III: the resonant structure of the solar system" S. F. Dermott, Mon. Not. RAS vol. 142 pp143–149 (1969).
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德莫特定律
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