El problema de Kepler
El problema de Kepler
El problema de Kepler
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• Vector <strong>de</strong> Runge–Lenz<br />
→ Ecuación <strong>de</strong> la órbita<br />
e = 1<br />
GM v ∧ J − r<br />
r ⇒<br />
⎧<br />
⎪⎨<br />
⎪⎩<br />
e · J = 0<br />
<strong>de</strong><br />
dt<br />
= 0<br />
⇒ G 2 M 2 (e 2 − 1) = 2EJ 2<br />
e · r = er cos(ϕ − ϕ0) =<br />
J 2<br />
GM<br />
7<br />
(verificarlo)<br />
− r ♣ (figura)