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Kuiper

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<strong>Kuiper</strong>带“应有”结构<br />

在发现1992QB1的同时,<br />

Levison & Duncan应用数值<br />

方法模拟了在太阳和四颗大<br />

行星引力作用之下外太阳系<br />

小天体(试验体)的稳定性情<br />

况(积分至1G年). 因此他们<br />

认为如果新发现的1992QB1<br />

确实具有小偏心率、小轨道<br />

倾角,那么它就应该是一大<br />

群<strong>Kuiper</strong>带天体中的一颗,<br />

而<strong>Kuiper</strong>带应该具有如右图<br />

的结构.<br />

(Levison & Duncan 1993 ApJ406L35)<br />

e0<br />

= 0.<br />

01<br />

e0<br />

= 0.<br />

1

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