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⊙ ⊕ ∅<br />

Copyright ( c○ LDL) 2002, L. Duriez - <strong>Cours</strong> <strong>de</strong> <strong>Mécanique</strong> <strong>céleste</strong> • Partie 5 • section 21.4.0 • Page 252 <strong>de</strong> 396<br />

On en déduit successivement :<br />

da<br />

dt = 2L µ<br />

e <strong>de</strong><br />

dt = G2 dL<br />

L 3 dt − G dG<br />

L 2 dt<br />

= G2 ∂U<br />

L 3 ∂l − G ∂U<br />

L 2 ∂g<br />

dΘ<br />

sin i di<br />

dt = Θ G 2 dG<br />

dt − 1 G<br />

dg<br />

dt = −∂U ∂G<br />

= − ∂U<br />

∂e<br />

= Θ G 2 ∂U<br />

∂g − 1 G<br />

dL<br />

dt = 2L µ<br />

⎫<br />

⎪⎬<br />

dt<br />

∂U<br />

∂ϑ<br />

⎪⎭<br />

⎫<br />

⎪⎬<br />

⎪⎭<br />

dϑ<br />

dt = −∂U ∂Θ<br />

= − ∂U ∂i<br />

∂i ∂Θ<br />

= 1 ∂U<br />

G sin i ∂i<br />

⎫<br />

∂e<br />

∂G − ∂U<br />

∂i<br />

= G<br />

eL 2 ∂U<br />

∂e −<br />

∂i<br />

∂G<br />

Θ<br />

G 2 sin i<br />

∂U<br />

∂i<br />

⎪⎬<br />

⎪⎭<br />

∂U<br />

∂l<br />

}<br />

=⇒ da<br />

dt = 2<br />

na<br />

=⇒ <strong>de</strong><br />

dt = √<br />

1 − e<br />

2<br />

na 2 e<br />

∂U<br />

∂M<br />

( √1 ∂U − e<br />

2<br />

∂M − ∂U )<br />

∂ω<br />

=⇒ di<br />

(<br />

dt = 1<br />

na 2 sin i √ cos i ∂U<br />

1 − e 2 ∂ω − ∂U )<br />

∂Ω<br />

⎫<br />

⎪⎬<br />

⎪⎭<br />

=⇒ dΩ<br />

dt = 1<br />

na 2 sin i √ ∂U<br />

1 − e 2 ∂i<br />

=⇒ dω<br />

dt = √<br />

1 − e<br />

2<br />

na 2 e<br />

( ∂U<br />

∂e −<br />

e cos i<br />

(1 − e 2 ) sin i<br />

)<br />

∂U<br />

∂i<br />

(5.45)<br />

(5.46)<br />

(5.47)<br />

(5.48)<br />

(5.49)<br />

•Sommaire •In<strong>de</strong>x •Page d’accueil •Précé<strong>de</strong>nte •Suivante •Retour •Retour Doc •Plein écran •Fermer •Quitter

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