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Minimum Mass Solar Nebulae and Planetary Migration

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4) <strong>Migration</strong> strikes back<br />

Jupiter, Saturn, Neptune & Uranus in Hayashi (1981) disc.<br />

On longer term, with other disc parameters :<br />

Jupiter-Saturn:<br />

in resonance,<br />

stop.<br />

Neptune,Uranus,<br />

also caught in<br />

resonance, after<br />

type I migration.<br />

( Crida, 2009,<br />

ApJ, submitted)<br />

semi major axis [AU]<br />

30<br />

25<br />

20<br />

15<br />

10<br />

5<br />

0<br />

0<br />

Neptune<br />

Uranus<br />

Saturn<br />

Jupiter<br />

10 4<br />

<strong>Mass</strong>et & Snellgrove (2001)<br />

Morbidelli & Crida (2007)<br />

time [years]<br />

10 5<br />

A. Crida<br />

Tübingen, 5/3/2009

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