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On the modeling of Intermediate- and Extreme-Mass-Ratio Inspirals

On the modeling of Intermediate- and Extreme-Mass-Ratio Inspirals

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A new Method: The Chimera Scheme<br />

The main difficulty is <strong>the</strong> evaluation <strong>of</strong> <strong>the</strong><br />

numerical time derivatives that enter in <strong>the</strong> Self-<br />

Force: up to eight-order derivatives (six-order if we use<br />

analytical expressions for <strong>the</strong> second-order<br />

derivatives <strong>of</strong> <strong>the</strong> multipole moments).<br />

We use <strong>the</strong> information <strong>of</strong> <strong>the</strong> local geodesic<br />

(fundamental frequencies) in combination with a<br />

least-squares fitting:<br />

f[zGeodesic](t) α <br />

= f k,m,n e −i (k Ω r +m Ω θ +n Ω φ ) t<br />

k,m,n<br />

2nd Iberian Gravitational Wave Meeting [February 16th, 2012] 33

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