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Physics 22 Online
OpenStudy (anonymous):

Asteroid Ida has it's own moon, named Dactyl. Dactyl orbits every 19hr at a distance of 89,000m from Ida's center. Find Ida's mass.

OpenStudy (espex):

If you use Kepler's Law I believe you should get the answer you need. I am not sure however, what to do about the gravitational constant.

OpenStudy (anonymous):

what is the shape od dactyls orbit?

OpenStudy (anonymous):

It's not given in the problem, so I'm not sure

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