Geometry of the Mars Express Phobos and Deimos mutual event

Geometry of the Mars Express Phobos and Deimos mutual event
Geometry of the Mars Express Phobos and Deimos mutual event On November 5, 2009 at 08:14 UTC, the moons of Mars happened to be aligned just right as Mars Express crossed Mars' equator on its polar orbit for the orbiter to capture images of Phobos and Deimos together in the sky. FU Berlin

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