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Fig. 4

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Evolution of the inclination of Phobos for the stable fixed points with respect to its semi-major axis for the ν1 resonance (red curve) computed with Eq. (27), and for the ν2 resonance(blue curve) computed with Eq. (37) for a Martian obliquity of ε = 25°. The Roche limit for Phobos is aR ≈ 1.6.

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