# Mimas, a moon of Saturn has an orbital radius of #1.87 * 10^8# #m#. What is the orbital period?

##### 1 Answer

May 29, 2016

#### Answer:

The orbital period of Mimas is 0.942 days.

#### Explanation:

One other piece of information is required to perform the calculation. That is the standard gravitational parameter

Where

Using Kepler's third law which relates the orbital period to the semi-major axis distance

Substituting the values for

This is close to the observed orbital period of Mimas of